*/
package org.opendaylight.protocol.bgp.parser.impl;
+import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.assertNull;
+import com.google.common.collect.Lists;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
-import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.Collections;
-import java.util.HashSet;
import java.util.List;
-import java.util.Set;
-
import org.junit.BeforeClass;
import org.junit.Test;
-import org.opendaylight.protocol.bgp.concepts.ASPath;
-import org.opendaylight.protocol.bgp.concepts.BGPObject;
-import org.opendaylight.protocol.bgp.concepts.BGPTableType;
-import org.opendaylight.protocol.bgp.concepts.BaseBGPObjectState;
-import org.opendaylight.protocol.bgp.concepts.ExtendedCommunity;
-import org.opendaylight.protocol.bgp.concepts.IPv4NextHop;
-import org.opendaylight.protocol.bgp.concepts.IPv6NextHop;
-import org.opendaylight.protocol.bgp.concepts.Inet4SpecificExtendedCommunity;
-import org.opendaylight.protocol.bgp.linkstate.AreaIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.DomainIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.IPv4InterfaceIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.ISISAreaIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.LinkAnchor;
-import org.opendaylight.protocol.bgp.linkstate.LinkIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.LinkProtectionType;
-import org.opendaylight.protocol.bgp.linkstate.NetworkLinkState;
-import org.opendaylight.protocol.bgp.linkstate.NetworkNodeState;
-import org.opendaylight.protocol.bgp.linkstate.NetworkObjectState;
-import org.opendaylight.protocol.bgp.linkstate.NetworkRouteState;
-import org.opendaylight.protocol.bgp.linkstate.NodeIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.NodeIdentifierFactory;
-import org.opendaylight.protocol.bgp.linkstate.OSPFInterfaceIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.OSPFRouterIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.OSPFv3LANIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.RouterIdentifier;
-import org.opendaylight.protocol.bgp.linkstate.TopologyIdentifier;
-import org.opendaylight.protocol.bgp.parser.BGPLink;
-import org.opendaylight.protocol.bgp.parser.BGPNode;
-import org.opendaylight.protocol.bgp.parser.BGPParameter;
-import org.opendaylight.protocol.bgp.parser.BGPRoute;
-import org.opendaylight.protocol.bgp.parser.BGPUpdateEvent;
-import org.opendaylight.protocol.bgp.parser.BGPUpdateMessage;
-import org.opendaylight.protocol.bgp.parser.BGPUpdateSynchronized;
-import org.opendaylight.protocol.bgp.parser.impl.PathAttribute.TypeCode;
import org.opendaylight.protocol.bgp.parser.impl.message.BGPUpdateMessageParser;
-import org.opendaylight.protocol.bgp.parser.message.BGPOpenMessage;
-import org.opendaylight.protocol.bgp.parser.parameter.MultiprotocolCapability;
-import org.opendaylight.protocol.bgp.util.BGPIPv4RouteImpl;
-import org.opendaylight.protocol.bgp.util.BGPIPv6RouteImpl;
-import org.opendaylight.protocol.bgp.util.BGPLinkImpl;
-import org.opendaylight.protocol.bgp.util.BGPNodeImpl;
-import org.opendaylight.protocol.concepts.IGPMetric;
-import org.opendaylight.protocol.concepts.IPv4;
-import org.opendaylight.protocol.concepts.IPv4Address;
-import org.opendaylight.protocol.concepts.IPv4Prefix;
-import org.opendaylight.protocol.concepts.IPv6;
-import org.opendaylight.protocol.concepts.IPv6Address;
-import org.opendaylight.protocol.concepts.Identifier;
-import org.opendaylight.protocol.concepts.Metric;
+import org.opendaylight.protocol.bgp.parser.impl.message.update.CommunityUtil;
+import org.opendaylight.protocol.bgp.parser.spi.MessageUtil;
+import org.opendaylight.protocol.bgp.parser.spi.pojo.ServiceLoaderBGPExtensionProviderContext;
import org.opendaylight.protocol.util.ByteArray;
-import org.opendaylight.protocol.util.DefaultingTypesafeContainer;
+import org.opendaylight.protocol.util.NoopReferenceCache;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.AsNumber;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Address;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpAddressFamily;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpAggregator;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv4Prefix;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Address;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.Ipv6Prefix;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv6.prefixes.DestinationIpv6Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv6.prefixes.destination.ipv6.Ipv6Prefixes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.ipv6.prefixes.destination.ipv6.Ipv6PrefixesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev150305.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6CaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Update;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.UpdateBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.AttributesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.Aggregator;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.AggregatorBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.AsPathBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.AtomicAggregateBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.ClusterIdBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.Communities;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.ExtendedCommunities;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.ExtendedCommunitiesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.LocalPrefBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.MultiExitDiscBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.OriginBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.OriginatorIdBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.UnrecognizedAttributes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.as.path.Segments;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.as.path.SegmentsBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.Nlri;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.NlriBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.WithdrawnRoutesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes1;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes1Builder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes2;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpReachNlriBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.reach.nlri.AdvertizedRoutesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpOrigin;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpSubsequentAddressFamily;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Community;
-
-import com.google.common.collect.Lists;
-import com.google.common.collect.Sets;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.ClusterIdentifier;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv6AddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.SubsequentAddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.as.path.segment.c.segment.AListCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.as.path.segment.c.segment.ASetCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.as.path.segment.c.segment.a.list._case.AListBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.as.path.segment.c.segment.a.list._case.a.list.AsSequence;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.as.path.segment.c.segment.a.list._case.a.list.AsSequenceBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.as.path.segment.c.segment.a.set._case.ASetBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.extended.community.extended.community.Inet4SpecificExtendedCommunityCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.extended.community.extended.community.inet4.specific.extended.community._case.Inet4SpecificExtendedCommunityBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv4NextHopCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv4NextHopCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv6NextHopCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv6NextHopCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.ipv4.next.hop._case.Ipv4NextHopBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.ipv6.next.hop._case.Ipv6NextHopBuilder;
public class BGPParserTest {
- /**
- * Used by other tests as well
- */
- static final List<byte[]> inputBytes = new ArrayList<byte[]>();
-
- private static int COUNTER = 17;
-
- private static int MAX_SIZE = 300;
-
- @BeforeClass
- public static void setUp() throws Exception {
-
- for (int i = 1; i <= COUNTER; i++) {
- final String name = "/up" + i + ".bin";
- final InputStream is = BGPParserTest.class.getResourceAsStream(name);
- if (is == null) {
- throw new IOException("Failed to get resource " + name);
- }
-
- final ByteArrayOutputStream bis = new ByteArrayOutputStream();
- final byte[] data = new byte[MAX_SIZE];
- int nRead = 0;
- while ((nRead = is.read(data, 0, data.length)) != -1) {
- bis.write(data, 0, nRead);
- }
- bis.flush();
-
- inputBytes.add(bis.toByteArray());
- }
- }
-
- @Test
- public void testResource() {
- assertNotNull(inputBytes);
- }
-
- /*
- * Tests IPv4 NEXT_HOP, ATOMIC_AGGREGATE, COMMUNITY, NLRI
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 54 <- length (84) - including header
- * 02 <- message type
- * 00 00 <- withdrawn routes length
- * 00 31 <- total path attribute length (49)
- * 40 <- attribute flags
- * 01 <- attribute type code (origin)
- * 01 <- attribute length
- * 00 <- Origin value (IGP)
- * 40 <- attribute flags
- * 02 <- attribute type code (as path)
- * 06 <- attribute length
- * 02 <- AS_SEQUENCE
- * 01 <- path segment count
- * 00 00 fd ea <- path segment value (65002)
- * 40 <- attribute flags
- * 03 <- attribute type code (Next Hop)
- * 04 <- attribute length
- * 10 00 00 02 <- value (10.0.0.2)
- * 80 <- attribute flags
- * 04 <- attribute type code (multi exit disc)
- * 04 <- attribute length
- * 00 00 00 00 <- value
- * 64 <- attribute flags
- * 06 <- attribute type code (atomic aggregate)
- * 00 <- attribute length
- * 64 <- attribute flags
- * 08 <- attribute type code (community)
- * 10 <- attribute length FF FF FF
- * 01 <- value (NO_EXPORT)
- * FF FF FF 02 <- value (NO_ADVERTISE)
- * FF FF FF 03 <- value (NO_EXPORT_SUBCONFED)
- * FF FF FF 10 <- unknown Community
- *
- * //NLRI
- * 18 ac 11 02 <- IPv4 Prefix (172.17.2.0 / 24)
- * 18 ac 11 01 <- IPv4 Prefix (172.17.1.0 / 24)
- * 18 ac 11 00 <- IPv4 Prefix (172.17.0.0 / 24)
- */
- @Test
- public void testGetUpdateMessage1() throws Exception {
-
- final byte[] body = ByteArray.cutBytes(inputBytes.get(0), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(0), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateMessage);
- final BGPUpdateMessage message = (BGPUpdateMessage) ret;
-
- // check fields
-
- assertEquals(Collections.EMPTY_SET, message.getRemovedObjects());
-
- // attributes
-
- final ASPath asPath = new ASPath(Lists.newArrayList(new AsNumber((long) 65002)));
-
- final IPv4NextHop nextHop = IPv4NextHop.forString("10.0.0.2");
-
- final Set<Community> comms = new HashSet<>();
- comms.add(CommunityUtil.NO_EXPORT);
- comms.add(CommunityUtil.NO_ADVERTISE);
- comms.add(CommunityUtil.NO_EXPORT_SUBCONFED);
- comms.add(CommunityUtil.create(0xFFFF, 0xFF10));
-
- // check path attributes
-
- // final PathAttribute originAttr = new PathAttribute(TypeCode.ORIGIN, false,
- // true, false, false, BGPOrigin.IGP);
- // assertEquals(originAttr, attrs.get(0));
- //
- // final PathAttribute asPathAttr = new PathAttribute(TypeCode.AS_PATH, false,
- // true, false, false, asPath);
- // assertEquals(asPathAttr, attrs.get(1));
- //
- // final PathAttribute nextHopAttr = new PathAttribute(TypeCode.NEXT_HOP, false,
- // true, false, false, nextHop);
- // assertEquals(nextHopAttr, attrs.get(2));
- //
- // final PathAttribute multiExitDisc = new PathAttribute(
- // TypeCode.MULTI_EXIT_DISC, true, false, false, false, 0);
- // assertEquals(multiExitDisc, attrs.get(3));
- //
- // final PathAttribute atomic = new PathAttribute(TypeCode.ATOMIC_AGGREGATE, false,
- // true, true, false, null);
- // assertEquals(atomic, attrs.get(4));
- //
- // final PathAttribute comm = new PathAttribute(TypeCode.COMMUNITIES, false,
- // true, true, false, comms);
- // assertEquals(comm, attrs.get(5));
-
- // check nlri
-
- // final Set<IPv4Prefix> nlri = Sets.newHashSet(pref1, pref2, pref3);
- // assertEquals(nlri, ret.getBgpUpdateMessageBuilder().getNlri());
-
- final BaseBGPObjectState state = new BaseBGPObjectState(BgpOrigin.Igp, null);
- final NetworkRouteState<IPv4Address> routeState = new NetworkRouteState<>(new NetworkObjectState(asPath, comms, Collections.<ExtendedCommunity> emptySet()), nextHop);
-
- // check API message
-
- final Set<BGPObject> addedObjects = Sets.newHashSet();
-
- final BGPRoute<IPv4Address> route1 = new BGPIPv4RouteImpl(IPv4.FAMILY.prefixForString("172.17.2.0/24"), state, routeState);
-
- addedObjects.add(route1);
-
- final BGPRoute<IPv4Address> route2 = new BGPIPv4RouteImpl(IPv4.FAMILY.prefixForString("172.17.1.0/24"), state, routeState);
-
- addedObjects.add(route2);
-
- final BGPRoute<IPv4Address> route3 = new BGPIPv4RouteImpl(IPv4.FAMILY.prefixForString("172.17.0.0/24"), state, routeState);
-
- addedObjects.add(route3);
-
- final BGPUpdateMessage expectedMessage = new BGPUpdateMessageImpl(addedObjects, Collections.<Identifier> emptySet());
-
- // CommunitiesImpl does not have equals method
- // assertEquals(expectedMessage, message);
-
- }
-
- /*
- * Tests IPv6 NEXT_HOP, NLRI, ORIGIN.IGP, MULTI_EXIT_DISC, ORIGINATOR-ID, CLUSTER_LIST.
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 80 <- length (128) - including header
- * 02 <- message type
- * 00 00 <- withdrawn routes length
- * 00 69 <- total path attribute length (105)
- * 40 <- attribute flags
- * 01 <- attribute type code (origin)
- * 01 <- attribute length
- * 00 <- Origin value (IGP)
- * 40 <- attribute flags
- * 02 <- attribute type code (as path)
- * 06 <- attribute length
- * 02 <- AS_SEQUENCE
- * 01 <- path segment count
- * 00 00 fd e9 <- path segment value (65001)
- * 80 <- attribute flags
- * 04 <- attribute type code (multi exit disc)
- * 04 <- attribute length
- * 00 00 00 00 <- value
- * 80 <- attribute flags
- * 09 <- attribute type code (originator id)
- * 04 <- attribute length
- * 7f 00 00 01 <- value (localhost ip)
- * 80 <- attribute flags
- * 0a <- attribute type code (cluster list)
- * 08 <- attribute length
- * 01 02 03 04 <- value
- * 05 06 07 08 <- value
- * 80 <- attribute flags
- * 0e <- attribute type code (mp reach nlri)
- * 40 <- attribute length
- * 00 02 <- AFI (Ipv6)
- * 01 <- SAFI (Unicast)
- * 20 <- length of next hop
- * 20 01 0d b8 00 00 00 00 00 00 00 00 00 00 00 01 <- global
- * fe 80 00 00 00 00 00 00 c0 01 0b ff fe 7e 00 <- link local
- * 00 <- reserved
- *
- * //NLRI
- * 40 20 01 0d b8 00 01 00 02 <- IPv6 Prefix (2001:db8:1:2:: / 64)
- * 40 20 01 0d b8 00 01 00 01 <- IPv6 Prefix (2001:db8:1:1:: / 64)
- * 40 20 01 0d b8 00 01 00 00 <- IPv6 Prefix (2001:db8:1:: / 64)
- *
- */
- @Test
- public void testGetUpdateMessage2() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(1), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(1), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateMessage);
- final BGPUpdateMessage message = (BGPUpdateMessage) ret;
-
- // check fields
-
- assertEquals(Collections.EMPTY_SET, message.getRemovedObjects());
-
- // attributes
-
- final ASPath asPath = new ASPath(Lists.newArrayList(new AsNumber((long) 65001)));
-
- final IPv6NextHop nextHop = IPv6NextHop.forString("2001:db8::1", "fe80::c001:bff:fe7e:0");
-
- // final List<ClusterIdentifier> clusters = Lists.newArrayList(
- // new ClusterIdentifier(new byte[] { 1, 2, 3, 4}),
- // new ClusterIdentifier(new byte[] { 5, 6, 7, 8}));
-
- // check path attributes
-
- // final PathAttribute originAttr = new PathAttribute(TypeCode.ORIGIN, false,
- // true, false, false, BGPOrigin.IGP);
- // assertEquals(originAttr, attrs.get(0));
- //
- // final PathAttribute asPathAttr = new PathAttribute(TypeCode.AS_PATH, false,
- // true, false, false, asPath);
- // assertEquals(asPathAttr, attrs.get(1));
- //
- // final PathAttribute multiExitDisc = new PathAttribute(
- // TypeCode.MULTI_EXIT_DISC, true, false, false, false, 0);
- // assertEquals(multiExitDisc, attrs.get(2));
- //
- // final PathAttribute originatorAttr = new PathAttribute(
- // TypeCode.ORIGINATOR_ID, true, false, false, false, IPv4.FAMILY.addressForString("127.0.0.1"));
- // assertEquals(originatorAttr, attrs.get(3));
- //
- // final PathAttribute clusterAttr = new PathAttribute(
- // TypeCode.CLUSTER_LIST, true, false, false, false, clusters);
- // assertEquals(clusterAttr, attrs.get(4));
-
- final BaseBGPObjectState state = new BaseBGPObjectState(BgpOrigin.Igp, null);
- final NetworkRouteState<IPv6Address> routeState = new NetworkRouteState<>(new NetworkObjectState(asPath, Collections.<Community> emptySet(), Collections.<ExtendedCommunity> emptySet()), nextHop);
-
- // check API message
-
- final Set<BGPObject> addedObjects = Sets.newHashSet();
-
- final BGPRoute<IPv6Address> route1 = new BGPIPv6RouteImpl(IPv6.FAMILY.prefixForString("2001:db8:1:2::/64"), state, routeState);
-
- addedObjects.add(route1);
-
- final BGPRoute<IPv6Address> route2 = new BGPIPv6RouteImpl(IPv6.FAMILY.prefixForString("2001:db8:1:1::/64"), state, routeState);
-
- addedObjects.add(route2);
-
- final BGPRoute<IPv6Address> route3 = new BGPIPv6RouteImpl(IPv6.FAMILY.prefixForString("2001:db8:1::/64"), state, routeState);
-
- addedObjects.add(route3);
-
- final BGPUpdateMessage expectedMessage = new BGPUpdateMessageImpl(addedObjects, Collections.<Identifier> emptySet());
-
- assertEquals(expectedMessage, message);
- }
-
- /*
- * Tests more AS Numbers in AS_PATH, AGGREGATOR, ORIGIN.INCOMPLETE
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 4b <- length (75) - including header
- * 02 <- message type
- * 00 00 <- withdrawn routes length
- * 00 30 <- total path attribute length (48)
- * 40 <- attribute flags
- * 01 <- attribute type code (origin)
- * 01 <- attribute length
- * 02 <- Origin value (Incomplete)
- * 40 <- attribute flags
- * 02 <- attribute type code (as path)
- * 10 <- attribute length
- * 02 <- AS_SEQUENCE
- * 01 <- path segment count
- * 00 00 00 1e <- path segment value (30)
- * 01 <- AS_SET
- * 02 <- path segment count
- * 00 00 00 0a <- path segment value (10)
- * 00 00 00 14 <- path segment value (20)
- * 40 <- attribute flags
- * 03 <- attribute type (Next hop)
- * 04 <- attribute length
- * 0a 00 00 09 <- value (10.0.0.9)
- * 80 <- attribute flags
- * 04 <- attribute type code (multi exit disc)
- * 04 <- attribute length
- * 00 00 00 00 <- value
- * c0 <- attribute flags
- * 07 <- attribute type (Aggregator)
- * 08 <- attribute length
- * 00 00 00 1e <- value (AS number = 30)
- * 0a 00 00 09 <- value (IP address = 10.0.0.9)
- *
- * //NLRI
- * 15 ac 10 00 <- IPv4 Prefix (172.16.0.0 / 21)
- */
- @Test
- public void testGetUpdateMessage3() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(2), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(2), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
- assertTrue(ret instanceof BGPUpdateMessage);
- final BGPUpdateMessage message = (BGPUpdateMessage) ret;
-
- // check fields
- assertEquals(Collections.EMPTY_SET, message.getRemovedObjects());
-
- // attributes
-
- final ASPath asPath = new ASPath(Lists.newArrayList(new AsNumber((long) 30)), Sets.newHashSet(new AsNumber((long) 10),
- new AsNumber((long) 20)));
-
- final BgpAggregator aggregator = new BGPAggregatorImpl(new AsNumber((long) 30), new Ipv4Address("10.0.0.9"));
- final IPv4NextHop nextHop = IPv4NextHop.forString("10.0.0.9");
-
- final IPv4Prefix pref1 = IPv4.FAMILY.prefixForString("172.16.0.0/21");
-
- // check path attributes
-
- // final PathAttribute originAttr = new PathAttribute(TypeCode.ORIGIN, false,
- // true, false, false, BGPOrigin.INCOMPLETE);
- // assertEquals(originAttr, attrs.get(0));
- //
- // final PathAttribute asPathAttr = new PathAttribute(TypeCode.AS_PATH, false,
- // true, false, false, asPath);
- // assertEquals(asPathAttr, attrs.get(1));
- //
- // final PathAttribute nextHopAttr = new PathAttribute(TypeCode.NEXT_HOP, false,
- // true, false, false, nextHop);
- // assertEquals(nextHopAttr, attrs.get(2));
- //
- // final PathAttribute multiExitDisc = new PathAttribute(
- // TypeCode.MULTI_EXIT_DISC, true, false, false, false, 0);
- // assertEquals(multiExitDisc, attrs.get(3));
- //
- // final PathAttribute agg = new PathAttribute(TypeCode.AGGREGATOR, true, true,
- // false, false, aggregator);
- // assertEquals(agg, attrs.get(4));
- //
- // // check nlri
- //
- // final Set<IPv4Prefix> nlri = Sets.newHashSet(pref1);
- // assertEquals(nlri, ret.getBgpUpdateMessageBuilder().getNlri());
-
- final BaseBGPObjectState state = new BaseBGPObjectState(BgpOrigin.Incomplete, aggregator);
- final NetworkRouteState<IPv4Address> routeState = new NetworkRouteState<>(new NetworkObjectState(asPath, Collections.<Community> emptySet(), Collections.<ExtendedCommunity> emptySet()), nextHop);
-
- // check API message
-
- final Set<BGPObject> addedObjects = Sets.newHashSet();
-
- final BGPRoute<IPv4Address> route1 = new BGPIPv4RouteImpl(pref1, state, routeState);
-
- addedObjects.add(route1);
-
- final BGPUpdateMessage expectedMessage = new BGPUpdateMessageImpl(addedObjects, Collections.<Identifier> emptySet());
-
- assertEquals(expectedMessage, message);
-
- }
-
- /*
- * Tests empty AS_PATH, ORIGIN.EGP, LOCAL_PREF, EXTENDED_COMMUNITIES (Ipv4 Addr specific)
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 4A <- length (73) - including header
- * 02 <- message type
- * 00 00 <- withdrawn routes length
- * 00 27 <- total path attribute length (39)
- * 40 <- attribute flags
- * 01 <- attribute type code (Origin)
- * 01 <- attribute length
- * 01 <- Origin value (EGP)
- * 40 <- attribute flags
- * 02 <- attribute type code (As path)
- * 00 <- attribute length
- * 40 <- attribute flags
- * 03 <- attribute type (Next hop)
- * 04 <- attribute length
- * 03 03 03 03 <- value (3.3.3.3)
- * 80 <- attribute flags
- * 04 <- attribute type code (Multi exit disc)
- * 04 <- attribute length
- * 00 00 00 00 <- value
- * 40 <- attribute flags
- * 05 <- attribute type (Local Pref)
- * 04 <- attribute length
- * 00 00 00 64 <- value (100)
- * 80 <- attribute flags
- * 10 <- attribute type (extended community)
- * 08 <- attribute length
- * 01 04 <- value (type - Ipv4 Address Specific Extended Community)
- * c0 a8 01 00 <- value (global adm. 198.162.1.0)
- * 12 34 <- value (local adm. 4660)
- *
- * //NLRI
- * 18 0a 1e 03 <- IPv4 Prefix (10.30.3.0 / 24)
- * 18 0a 1e 02 <- IPv4 Prefix (10.30.2.0 / 24)
- * 18 0a 1e 01 <- IPv4 Prefix (10.30.1.0 / 24)
- */
- @Test
- public void testGetUpdateMessage4() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(3), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(3), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateMessage);
- final BGPUpdateMessage message = (BGPUpdateMessage) ret;
-
- // check fields
-
- assertEquals(Collections.EMPTY_SET, message.getRemovedObjects());
-
- // attributes
-
- final IPv4NextHop nextHop = IPv4NextHop.forString("3.3.3.3");
-
- final Set<ExtendedCommunity> comms = Sets.newHashSet((ExtendedCommunity) new Inet4SpecificExtendedCommunity(false, 4, IPv4.FAMILY.addressForString("192.168.1.0"), new byte[] {
- 0x12, 0x34 }));
-
- // check path attributes
-
- // final PathAttribute originAttr = new PathAttribute(TypeCode.ORIGIN, false,
- // true, false, false, BGPOrigin.EGP);
- // assertEquals(originAttr, attrs.get(0));
- //
- // final PathAttribute asPathAttr = new PathAttribute(TypeCode.AS_PATH, false,
- // true, false, false, asPath);
- // assertEquals(asPathAttr, attrs.get(1));
- //
- // final PathAttribute nextHopAttr = new PathAttribute(TypeCode.NEXT_HOP, false,
- // true, false, false, nextHop);
- // assertEquals(nextHopAttr, attrs.get(2));
- //
- // final PathAttribute multiExitDisc = new PathAttribute(
- // TypeCode.MULTI_EXIT_DISC, true, false, false, false, 0);
- // assertEquals(multiExitDisc, attrs.get(3));
- //
- // final PathAttribute localPref = new PathAttribute(TypeCode.LOCAL_PREF, false,
- // true, false, false, 100);
- // assertEquals(localPref, attrs.get(4));
-
- // check nlri
- //
- // final Set<IPv4Prefix> nlri = Sets.newHashSet(pref1, pref2, pref3);
- // assertEquals(nlri, ret.getBgpUpdateMessageBuilder().getNlri());
-
- final BaseBGPObjectState state = new BaseBGPObjectState(BgpOrigin.Egp, null);
- final NetworkRouteState<IPv4Address> routeState = new NetworkRouteState<>(new NetworkObjectState(ASPath.EMPTY, Collections.<Community> emptySet(), comms), nextHop);
-
- // check API message
-
- final Set<BGPObject> addedObjects = Sets.newHashSet();
-
- final BGPRoute<IPv4Address> route1 = new BGPIPv4RouteImpl(IPv4.FAMILY.prefixForString("10.30.3.0/24"), state, routeState);
-
- addedObjects.add(route1);
-
- final BGPRoute<IPv4Address> route2 = new BGPIPv4RouteImpl(IPv4.FAMILY.prefixForString("10.30.2.0/24"), state, routeState);
-
- addedObjects.add(route2);
-
- final BGPRoute<IPv4Address> route3 = new BGPIPv4RouteImpl(IPv4.FAMILY.prefixForString("10.30.1.0/24"), state, routeState);
-
- addedObjects.add(route3);
-
- final BGPUpdateMessage expectedMessage = new BGPUpdateMessageImpl(addedObjects, Collections.<Identifier> emptySet());
-
- assertEquals(expectedMessage, message);
- }
-
- /*
- * Tests withdrawn routes.
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 1c <- length (28) - including header
- * 02 <- message type
- * 00 05 <- withdrawn routes length (5)
- * 1e ac 10 00 04 <- route (172.16.0.4)
- * 00 00 <- total path attribute length
- */
- @Test
- public void testGetUpdateMessage5() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(4), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(4), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateMessage);
- final BGPUpdateMessage message = (BGPUpdateMessage) ret;
-
- // attributes
-
- final IPv4Prefix pref1 = IPv4.FAMILY.prefixForString("172.16.0.4/30");
-
- // check API message
-
- final BGPUpdateEvent expectedMessage = new BGPUpdateMessageImpl(Collections.<BGPObject> emptySet(), Sets.newHashSet((Identifier) pref1));
-
- assertEquals(expectedMessage, message);
- }
-
- /*
- * Test EOR for IPv4.
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 17 <- length (23) - including header
- * 02 <- message type
- * 00 00 <- withdrawn routes length
- * 00 00 <- total path attribute length
- */
- @Test
- public void testEORIpv4() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(5), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(5), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateSynchronized);
- final BGPUpdateSynchronized message = (BGPUpdateSynchronized) ret;
-
- final BGPUpdateSynchronized expectedMessage = new BGPUpdateSynchronized() {
-
- private static final long serialVersionUID = -5128220996581568885L;
-
- @Override
- public BGPTableType getTableType() {
- return new BGPTableType(BgpAddressFamily.Ipv4, BgpSubsequentAddressFamily.Unicast);
- }
- };
- assertEquals(expectedMessage.getTableType(), message.getTableType());
- }
-
- /*
- * End of Rib for Ipv6 consists of empty MP_UNREACH_NLRI, with AFI 2 and SAFI 1
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 1d <- length (29) - including header
- * 02 <- message type
- * 00 00 <- withdrawn routes length
- * 00 06 <- total path attribute length
- * 80 <- attribute flags
- * 0f <- attribute type (15 - MP_UNREACH_NLRI)
- * 03 <- attribute length
- * 00 02 <- value (AFI 2: IPv6)
- * 01 <- value (SAFI 1)
- */
- @Test
- public void testEORIpv6() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(6), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(6), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateSynchronized);
- final BGPUpdateSynchronized message = (BGPUpdateSynchronized) ret;
-
- // check fields
-
- final BGPUpdateSynchronized expectedMessage = new BGPUpdateSynchronized() {
-
- private static final long serialVersionUID = -4811827044855997014L;
-
- @Override
- public BGPTableType getTableType() {
- return new BGPTableType(BgpAddressFamily.Ipv6, BgpSubsequentAddressFamily.Unicast);
- }
- };
- assertEquals(expectedMessage.getTableType(), message.getTableType());
- }
-
- /*
- * End of Rib for LS consists of empty MP_UNREACH_NLRI, with AFI 16388 and SAFI 71
- *
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 1d <- length (29) - including header
- * 02 <- message type
- * 00 00 <- withdrawn routes length
- * 00 06 <- total path attribute length
- * 80 <- attribute flags
- * 0f <- attribute type (15 - MP_UNREACH_NLRI)
- * 03 <- attribute length
- * 40 04 <- value (AFI 16388: LS)
- * 47 <- value (SAFI 71)
- */
- @Test
- public void testEORLS() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(7), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(7), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateSynchronized);
- final BGPUpdateSynchronized message = (BGPUpdateSynchronized) ret;
-
- // check fields
-
- final BGPUpdateSynchronized expectedMessage = new BGPUpdateSynchronized() {
-
- private static final long serialVersionUID = 3677704232769769042L;
-
- @Override
- public BGPTableType getTableType() {
- return new BGPTableType(BgpAddressFamily.Linkstate, BgpSubsequentAddressFamily.Unicast);
- }
- };
-
- assertEquals(expectedMessage.getTableType(), message.getTableType());
- }
-
- /*
- * Tests BGP Link Ipv4
- *
- 00 00 <- withdrawn routes length
- 01 48 <- total path attribute length (328)
- 90 <- attribute flags
- 0e <- attribute type code (MP reach)
- 01 2c <- attribute extended length (300)
- 40 04 <- AFI (16388 - Linkstate)
- 47 <- SAFI (71 - Linkstate)
- 04 <- next hop length
- 19 19 19 01 <- nexthop (25.25.25.1)
- 00 <- reserved
-
- 00 02 <- NLRI type (2 - linkNLRI)
- 00 5d <- NLRI length (93)
- 03 <- ProtocolID - OSPF
- 00 00 00 00 00 00 00 01 <- identifier
-
- 01 00 <- local node descriptor type (256)
- 00 24 <- length (36)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 08 <- length
- 03 03 03 04 0b 0b 0b 03 <- OSPF Router Id
-
- 01 01 <- remote node descriptor type (257)
- 00 20 <- length (32)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 04 <- length
- 03 03 03 04 <- OSPF Router Id
-
- 01 03 <- link descriptor type (IPv4 interface address - 259)
- 00 04 <- length (4)
- 0b 0b 0b 03 <- value (11.11.11.3)
-
- 00 02 <- NLRI type (2 - linkNLRI)
- 00 5d <- NLRI length (93)
- 03 <- ProtocolID - OSPF
- 00 00 00 00 00 00 00 01 <- identifier
-
- 01 00 <- local node descriptor type (256)
- 00 24 <- length (36)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 08 <- length
- 03 03 03 04 0b 0b 0b 03 <- OSPF Router Id
-
- 01 01 <- remote node descriptor type (257)
- 00 20 <- length (32)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 04 <- length
- 01 01 01 02 <- OSPF Router Id
-
- 01 03 <- link descriptor type (IPv4 interface address - 259)
- 00 04 <- length
- 0b 0b 0b 01 <- value (11.11.11.1)
-
- 00 02 <- NLRI type (2 - linkNLRI)
- 00 5d <- NLRI length (93)
- 03 <- ProtocolID - OSPF
- 00 00 00 00 00 00 00 01 <- identifier
-
- 01 00 <- local node descriptor type (256)
- 00 20 <- length (32)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 04 <- length
- 01 01 01 02 <- OSPF Router Id
-
- 01 01 <- remote node descriptor type (257)
- 00 24 <- length (36)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 08 <- length
- 03 03 03 04 0b 0b 0b 03 <- OSPF Router Id
-
- 01 03 <- link descriptor type (IPv4 interface address - 259)
- 00 04 <- length
- 0b 0b 0b 01 <- value (11.11.11.1)
-
- 40 <- attribute flags
- 01 <- attribute type (Origin)
- 01 <- attribute length
- 00 <- value (IGP)
- 40 <- attribute flags
- 02 <- attribute type (AS Path)
- 00 <- length
- 40 <- attribute flags
- 05 <- attribute type (local pref)
- 04 <- length
- 00 00 00 64 <- value
- c0 <- attribute flags
- 63 <- attribute type (Link STATE - 99)
- 07 <- length
- 04 47 <- link attribute (1095 - Metric)
- 00 03 <- length
- 00 00 01 <- value
- */
- @Test
- public void testBGPLink() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(8), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(8), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateMessage);
- final BGPUpdateMessage message = (BGPUpdateMessage) ret;
-
- // check fields
-
- assertEquals(Collections.EMPTY_SET, message.getRemovedObjects());
-
- // network object state
- final NetworkObjectState objState = new NetworkObjectState(ASPath.EMPTY, Collections.<Community> emptySet(), Collections.<ExtendedCommunity> emptySet());
- final BaseBGPObjectState state = new BaseBGPObjectState(BgpOrigin.Igp, null);
-
- // network link state
- final DefaultingTypesafeContainer<Metric<?>> container = new DefaultingTypesafeContainer<Metric<?>>();
- container.setDefaultEntry(new IGPMetric(1));
- final NetworkLinkState linkState = new NetworkLinkState(objState, container, null, LinkProtectionType.UNPROTECTED, null, null, null);
-
- final NodeIdentifierFactory f100 = new NodeIdentifierFactory(new AsNumber((long) 100), new DomainIdentifier(new byte[] { 25, 25,
- 25, 1 }), new AreaIdentifier(new byte[] { 0, 0, 0, 0 }));
-
- final NodeIdentifier nodeid1 = f100.identifierForRouter(new OSPFv3LANIdentifier(new OSPFRouterIdentifier(new byte[] { 3, 3, 3, 4 }), new OSPFInterfaceIdentifier(new byte[] {
- 0x0b, 0x0b, 0x0b, 0x03 })));
- final NodeIdentifier nodeid2 = f100.identifierForRouter(new OSPFRouterIdentifier(new byte[] { 3, 3, 3, 4 }));
-
- final NodeIdentifier nodeid3 = f100.identifierForRouter(new OSPFRouterIdentifier(new byte[] { 1, 1, 1, 2 }));
-
- // check API message
-
- final LinkIdentifier linkId1 = new LinkIdentifier(null, new LinkAnchor(nodeid1, new IPv4InterfaceIdentifier(IPv4.FAMILY.addressForString("11.11.11.3"))), new LinkAnchor(nodeid2, null));
- final LinkIdentifier linkId2 = new LinkIdentifier(null, new LinkAnchor(nodeid1, new IPv4InterfaceIdentifier(IPv4.FAMILY.addressForString("11.11.11.1"))), new LinkAnchor(nodeid3, null));
- final LinkIdentifier linkId3 = new LinkIdentifier(null, new LinkAnchor(nodeid3, new IPv4InterfaceIdentifier(IPv4.FAMILY.addressForString("11.11.11.1"))), new LinkAnchor(nodeid1, null));
-
- final BGPLink link1 = new BGPLinkImpl(state, linkId1, linkState);
- final BGPLink link2 = new BGPLinkImpl(state, linkId2, linkState);
- final BGPLink link3 = new BGPLinkImpl(state, linkId3, linkState);
-
- final BGPUpdateMessage expectedMessage = new BGPUpdateMessageImpl(Sets.newHashSet((BGPObject) link1, (BGPObject) link2,
- (BGPObject) link3), Collections.<Identifier> emptySet());
-
- assertEquals(expectedMessage, message);
- }
-
- /*
- * TEST BGP Node
- *
- * 00 00 <- withdrawn routes length
- 00 b2 <- total path attribute length (178)
- 90 <- attribute flags
- 0e <- attribute type code (MP reach)
- 00 a0 <- attribute extended length (160)
- 40 04 <- AFI (16388 - Linkstate)
- 47 <- SAFI (71 - Linkstate)
- 04 <- next hop length
- 19 19 19 01 - nexthop (25.25.25.1)
- 00 <- reserved
- 00 01 <- NLRI type (1 - nodeNLRI)
- 00 31 <- NLRI length (49)
- 03 <- ProtocolID - OSPF
- 00 00 00 00 00 00 00 01 <- identifier
-
- 01 00 <- local node descriptor type (256)
- 00 24 <- length (36)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 08 <- length
- 03 03 03 04 0b 0b 0b 03 <- OSPF Router Id
-
- 00 01 <- NLRI type (1 - nodeNLRI)
- 00 2d <- NLRI length (45)
- 03 <- ProtocolID - OSPF
- 00 00 00 00 00 00 00 01 <- identifier
-
- 01 00 <- local node descriptor type (256)
- 00 20 <- length (32)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 04 <- length
- 03 03 03 04 <- OSPF Router Id
-
- 00 01 <- NLRI type (1 - nodeNLRI)
- 00 2d <- NLRI length (45)
- 03 <- ProtocolID - OSPF
- 00 00 00 00 00 00 00 01 <- identifier
- 01 00 <- local node descriptor type (256)
- 00 20 <- length (32)
- 02 00 <- node descriptor type (member AS - 512)
- 00 04 <- length
- 00 00 00 64 <- value (100)
- 02 01 <- node descriptor type (bgpId - 513)
- 00 04 <- length
- 19 19 19 01 <- bgpId (25.25.25.1)
- 02 02 <- node descriptor type (areaId - 514)
- 00 04 <- length
- 00 00 00 00 <- value
- 02 03 <- node descriptor type (routeId - 515)
- 00 04 <- length
- 01 01 01 02 <- OSPF Router Id
-
- 40 <- attribute flags
- 01 <- attribute type (Origin)
- 01 <- attribute length
- 00 <- value (IGP)
- 40 <- attribute flags
- 02 <- attribute type (AS Path)
- 00 <- length
- 40 <- attribute flags
- 05 <- attribute type (local pref)
- 04 <- length
- 00 00 00 64 <- value
- */
- @Test
- public void testBGPNode() throws Exception {
- final byte[] body = ByteArray.cutBytes(inputBytes.get(9), BGPMessageFactoryImpl.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(9), BGPMessageFactoryImpl.MARKER_LENGTH,
- BGPMessageFactoryImpl.LENGTH_FIELD_LENGTH));
- final BGPUpdateEvent ret = BGPUpdateMessageParser.parse(body, messageLength);
-
- assertTrue(ret instanceof BGPUpdateMessage);
- final BGPUpdateMessage message = (BGPUpdateMessage) ret;
-
- // check fields
-
- assertEquals(Collections.EMPTY_SET, message.getRemovedObjects());
-
- // network object state
- final NetworkObjectState objState = new NetworkObjectState(ASPath.EMPTY, Collections.<Community> emptySet(), Collections.<ExtendedCommunity> emptySet());
- final BaseBGPObjectState state = new BaseBGPObjectState(BgpOrigin.Igp, null);
- final NetworkNodeState nstate = new NetworkNodeState(objState, Collections.<TopologyIdentifier> emptySet(), Collections.<ISISAreaIdentifier> emptySet(), false, false, false, false, Collections.<RouterIdentifier> emptySet(), null);
-
- // network link state
-
- final NodeIdentifierFactory f100 = new NodeIdentifierFactory(new AsNumber((long) 100), new DomainIdentifier(new byte[] { 25, 25,
- 25, 1 }), new AreaIdentifier(new byte[] { 0, 0, 0, 0 }));
-
- final NodeIdentifier nodeid1 = f100.identifierForRouter(new OSPFv3LANIdentifier(new OSPFRouterIdentifier(new byte[] { 3, 3, 3, 4 }), new OSPFInterfaceIdentifier(new byte[] {
- 0x0b, 0x0b, 0x0b, 0x03 })));
- final NodeIdentifier nodeid2 = f100.identifierForRouter(new OSPFRouterIdentifier(new byte[] { 3, 3, 3, 4 }));
-
- final NodeIdentifier nodeid3 = f100.identifierForRouter(new OSPFRouterIdentifier(new byte[] { 1, 1, 1, 2 }));
-
- // check API message
-
- final BGPNode node1 = new BGPNodeImpl(state, nodeid1, nstate);
- final BGPNode node2 = new BGPNodeImpl(state, nodeid2, nstate);
- final BGPNode node3 = new BGPNodeImpl(state, nodeid3, nstate);
-
- final BGPUpdateMessage expectedMessage = new BGPUpdateMessageImpl(Sets.newHashSet((BGPObject) node1, (BGPObject) node2,
- (BGPObject) node3), Collections.<Identifier> emptySet());
-
- assertEquals(expectedMessage, message);
- }
-
- /*
- * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
- * 00 98 <- length (69) - including header
- * 01 <- message type
- * 04 <- BGP version
- * 00 64 <- My AS Number (AS TRANS in this case)
- * 00 b4 <- Hold Time
- * 00 00 00 00 <- BGP Identifier
- * 28 <- Optional Parameters Length
- * 02 <- opt. param. type (capabilities)
- * 06 <- length
- * 01 <- capability code (MP Extensions for BGP4)
- * 04 <- length
- * 00 01 00 01 <- AFI 1, SAFI 1
- * 02 <- opt. param. type (capabilities)
- * 06 <- length
- * 01 <- capability code (MP Extensions for BGP4)
- * 04 <- length
- * 00 02 00 01 <- AFI 2, SAFI 1
- * 02 <- opt. param. type (capabilities)
- * 06 <- length
- * 01 <- capability code (MP Extensions for BGP4)
- * 04 <- length
- * 40 04 00 47 <- AFI 16388, SAFI 71
- * 02 <- opt. param. type (capabilities)
- * 02 <- length
- * 80 <- capability code (private)
- * 00 <- length
- * 02 <- opt. param. type (capabilities)
- * 02 <- length
- * 02 <- capability code (Route refresh)
- * 00 <- length
- * 02 <- opt. param. type (capabilities)
- * 06 <- length
- * 41 <- capability code (AS4 octet support)
- * 04 <- length
- * 00 00 00 64 <- AS number
- */
- @Test
- public void testOpenMessage() throws Exception {
- final BGPMessageFactoryImpl msgFactory = new BGPMessageFactoryImpl();
- final BGPOpenMessage open = (BGPOpenMessage) msgFactory.parse(inputBytes.get(13)).get(0);
- final Set<BGPTableType> types = Sets.newHashSet();
- for (final BGPParameter param : open.getOptParams()) {
- if (param instanceof MultiprotocolCapability) {
- types.add(((MultiprotocolCapability) param).getTableType());
- }
- }
- final Set<BGPTableType> expected = Sets.newHashSet(new BGPTableType(BgpAddressFamily.Ipv4, BgpSubsequentAddressFamily.Unicast),
- new BGPTableType(BgpAddressFamily.Ipv6, BgpSubsequentAddressFamily.Unicast),
- new BGPTableType(BgpAddressFamily.Linkstate, BgpSubsequentAddressFamily.Linkstate));
- assertEquals(expected, types);
- }
-
- @Test
- public void testHashCodeEquals() throws UnknownHostException {
- final BgpAggregator agg1 = new BGPAggregatorImpl(new AsNumber((long) 6), new Ipv4Address("10.0.0.9"));
-
- final BgpAggregator agg2 = new BGPAggregatorImpl(new AsNumber((long) 6), new Ipv4Address("10.0.0.9"));
-
- assertEquals(agg1, agg2);
- assertEquals("HashCodes should be equal", agg1.hashCode(), agg2.hashCode());
- assertEquals("toString should be equal", agg1.toString(), agg2.toString());
-
- final IPv4MP mp41 = new IPv4MP(false, new IPv4NextHop(IPv4.FAMILY.addressForString("10.0.0.9")), null);
-
- final IPv4MP mp42 = new IPv4MP(false, new IPv4NextHop(IPv4.FAMILY.addressForString("10.0.0.9")), null);
-
- assertEquals(mp41, mp42);
- assertEquals("HashCodes should be equal", mp41.hashCode(), mp42.hashCode());
- assertEquals("toString should be equal", mp41.toString(), mp42.toString());
-
- final IPv6MP mp61 = new IPv6MP(false, new IPv6NextHop(IPv6.FAMILY.addressForString("fe80::c001:bff:fe7e:0")), null);
-
- final IPv6MP mp62 = new IPv6MP(false, new IPv6NextHop(IPv6.FAMILY.addressForString("fe80::c001:bff:fe7e:0")), null);
-
- assertEquals(mp61, mp62);
- assertEquals("HashCodes should be equal", mp61.hashCode(), mp62.hashCode());
- assertEquals("toString should be equal", mp61.toString(), mp62.toString());
-
- final PathAttribute localPref1 = new PathAttribute(TypeCode.LOCAL_PREF, false, true, false, false, 100);
-
- final PathAttribute localPref2 = new PathAttribute(TypeCode.LOCAL_PREF, false, true, false, false, 100);
-
- assertEquals(localPref1, localPref2);
- assertEquals("HashCodes should be equal", localPref1.hashCode(), localPref2.hashCode());
- assertEquals("toString should be equal", localPref1.toString(), localPref2.toString());
- }
+ /**
+ * Used by other tests as well
+ */
+ static final List<byte[]> inputBytes = new ArrayList<byte[]>();
+
+ private static int COUNTER = 7;
+
+ private static int MAX_SIZE = 300;
+
+ private static BGPUpdateMessageParser updateParser;
+
+ private static final int LENGTH_FIELD_LENGTH = 2;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ updateParser = new BGPUpdateMessageParser(ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getAttributeRegistry());
+ for (int i = 1; i <= COUNTER; i++) {
+ final String name = "/up" + i + ".bin";
+ try (final InputStream is = BGPParserTest.class.getResourceAsStream(name)){
+ if (is == null) {
+ throw new IOException("Failed to get resource " + name);
+ }
+ final ByteArrayOutputStream bis = new ByteArrayOutputStream();
+ final byte[] data = new byte[MAX_SIZE];
+ int nRead = 0;
+ while ((nRead = is.read(data, 0, data.length)) != -1) {
+ bis.write(data, 0, nRead);
+ }
+ bis.flush();
+
+ inputBytes.add(bis.toByteArray());
+ is.close();
+ }
+ }
+ }
+
+
+ @Test
+ public void testResource() {
+ assertNotNull(inputBytes);
+ }
+
+ /*
+ * Tests IPv4 NEXT_HOP, ATOMIC_AGGREGATE, COMMUNITY, NLRI
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 54 <- length (84) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 31 <- total path attribute length (49)
+ * 40 <- attribute flags
+ * 01 <- attribute type code (origin)
+ * 01 <- attribute length
+ * 00 <- Origin value (IGP)
+ * 40 <- attribute flags
+ * 02 <- attribute type code (as path)
+ * 06 <- attribute length
+ * 02 <- AS_SEQUENCE
+ * 01 <- path segment count
+ * 00 00 fd ea <- path segment value (65002)
+ * 40 <- attribute flags
+ * 03 <- attribute type code (Next Hop)
+ * 04 <- attribute length
+ * 10 00 00 02 <- value (10.0.0.2)
+ * 80 <- attribute flags
+ * 04 <- attribute type code (multi exit disc)
+ * 04 <- attribute length
+ * 00 00 00 00 <- value
+ * 60 <- attribute flags
+ * 06 <- attribute type code (atomic aggregate)
+ * 00 <- attribute length
+ * 40 <- attribute flags
+ * 08 <- attribute type code (community)
+ * 10 <- attribute length FF FF FF
+ * 01 <- value (NO_EXPORT)
+ * FF FF FF 02 <- value (NO_ADVERTISE)
+ * FF FF FF 03 <- value (NO_EXPORT_SUBCONFED)
+ * FF FF FF 10 <- unknown Community
+ *
+ * //NLRI
+ * 18 ac 11 02 <- IPv4 Prefix (172.17.2.0 / 24)
+ * 18 ac 11 01 <- IPv4 Prefix (172.17.1.0 / 24)
+ * 18 ac 11 00 <- IPv4 Prefix (172.17.0.0 / 24)
+ */
+ @Test
+ public void testGetUpdateMessage1() throws Exception {
+
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(0), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(0), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ // check fields
+
+ assertNull(message.getWithdrawnRoutes());
+
+ // attributes
+
+ final List<AsSequence> asnums = Lists.newArrayList(new AsSequenceBuilder().setAs(new AsNumber(65002L)).build());
+ final List<Segments> asPath = Lists.newArrayList();
+ asPath.add(new SegmentsBuilder().setCSegment(
+ new AListCaseBuilder().setAList(new AListBuilder().setAsSequence(asnums).build()).build()).build());
+
+ final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
+ new Ipv4NextHopBuilder().setGlobal(new Ipv4Address("10.0.0.2")).build()).build();
+
+ final List<Communities> comms = Lists.newArrayList();
+ comms.add((Communities) CommunityUtil.NO_EXPORT);
+ comms.add((Communities) CommunityUtil.NO_ADVERTISE);
+ comms.add((Communities) CommunityUtil.NO_EXPORT_SUBCONFED);
+ comms.add((Communities) CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF10));
+
+ final UpdateBuilder builder = new UpdateBuilder();
+
+ // check nlri
+
+ final List<Ipv4Prefix> prefs = Lists.newArrayList();
+ prefs.add(new Ipv4Prefix("172.17.2.0/24"));
+ prefs.add(new Ipv4Prefix("172.17.1.0/24"));
+ prefs.add(new Ipv4Prefix("172.17.0.0/24"));
+
+ final Nlri nlri = new NlriBuilder().setNlri(prefs).build();
+
+ assertEquals(nlri, message.getNlri());
+
+ builder.setNlri(nlri);
+
+ // check path attributes
+
+ final Attributes attrs = message.getAttributes();
+
+ final AttributesBuilder paBuilder = new AttributesBuilder();
+
+ paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Igp).build());
+ assertEquals(paBuilder.getOrigin(), attrs.getOrigin());
+
+ paBuilder.setAsPath(new AsPathBuilder().setSegments(asPath).build());
+ assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
+
+ paBuilder.setCNextHop(nextHop);
+ assertEquals(paBuilder.getCNextHop(), attrs.getCNextHop());
+
+ paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed((long) 0).build());
+ assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
+
+ paBuilder.setAtomicAggregate(new AtomicAggregateBuilder().build());
+ assertEquals(paBuilder.getAtomicAggregate(), attrs.getAtomicAggregate());
+
+ paBuilder.setCommunities(comms);
+ assertEquals(paBuilder.getCommunities(), attrs.getCommunities());
+
+ paBuilder.setUnrecognizedAttributes(Collections.<UnrecognizedAttributes> emptyList());
+
+ builder.setAttributes(paBuilder.build());
+
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(0), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * Tests IPv6 NEXT_HOP, NLRI, ORIGIN.IGP, MULTI_EXIT_DISC, ORIGINATOR-ID, CLUSTER_LIST.
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 80 <- length (128) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 69 <- total path attribute length (105)
+ * 40 <- attribute flags
+ * 01 <- attribute type code (origin)
+ * 01 <- attribute length
+ * 00 <- Origin value (IGP)
+ * 40 <- attribute flags
+ * 02 <- attribute type code (as path)
+ * 06 <- attribute length
+ * 02 <- AS_SEQUENCE
+ * 01 <- path segment count
+ * 00 00 fd e9 <- path segment value (65001)
+ * 40 <- attribute flags
+ * 03 <- attribute type code (next hop)
+ * 04 <- attribute length
+ * 0a 00 00 00 <- next hop value (10.0.0.0)
+ * 80 <- attribute flags
+ * 04 <- attribute type code (multi exit disc)
+ * 04 <- attribute length
+ * 00 00 00 00 <- value
+ * 80 <- attribute flags
+ * 09 <- attribute type code (originator id)
+ * 04 <- attribute length
+ * 7f 00 00 01 <- value (localhost ip)
+ * 80 <- attribute flags
+ * 0a <- attribute type code (cluster list)
+ * 08 <- attribute length
+ * 01 02 03 04 <- value
+ * 05 06 07 08 <- value
+ * 80 <- attribute flags
+ * 0e <- attribute type code (mp reach nlri)
+ * 40 <- attribute length
+ * 00 02 <- AFI (Ipv6)
+ * 01 <- SAFI (Unicast)
+ * 20 <- length of next hop
+ * 20 01 0d b8 00 00 00 00 00 00 00 00 00 00 00 01 <- global
+ * fe 80 00 00 00 00 00 00 c0 01 0b ff fe 7e 00 <- link local
+ * 00 <- reserved
+ *
+ * //NLRI
+ * 40 20 01 0d b8 00 01 00 02 <- IPv6 Prefix (2001:db8:1:2:: / 64)
+ * 40 20 01 0d b8 00 01 00 01 <- IPv6 Prefix (2001:db8:1:1:: / 64)
+ * 40 20 01 0d b8 00 01 00 00 <- IPv6 Prefix (2001:db8:1:: / 64)
+ *
+ */
+ @Test
+ public void testGetUpdateMessage2() throws Exception {
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(1), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(1), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ // check fields
+ assertNull(message.getWithdrawnRoutes());
+
+ final UpdateBuilder builder = new UpdateBuilder();
+
+ // check NLRI
+
+ final List<Ipv6Prefixes> prefs = new ArrayList<>();
+ prefs.add(new Ipv6PrefixesBuilder().setPrefix(new Ipv6Prefix("2001:db8:1:2::/64")).build());
+ prefs.add(new Ipv6PrefixesBuilder().setPrefix(new Ipv6Prefix("2001:db8:1:1::/64")).build());
+ prefs.add(new Ipv6PrefixesBuilder().setPrefix(new Ipv6Prefix("2001:db8:1::/64")).build());
+
+ assertNull(message.getNlri());
+
+ // attributes
+
+ final List<AsSequence> asnums = Lists.newArrayList(new AsSequenceBuilder().setAs(new AsNumber(65001L)).build());
+ final List<Segments> asPath = Lists.newArrayList();
+ asPath.add(new SegmentsBuilder().setCSegment(
+ new AListCaseBuilder().setAList(new AListBuilder().setAsSequence(asnums).build()).build()).build());
+
+ final Ipv6NextHopCase nextHop = new Ipv6NextHopCaseBuilder().setIpv6NextHop(
+ new Ipv6NextHopBuilder().setGlobal(new Ipv6Address("2001:db8::1")).setLinkLocal(new Ipv6Address("fe80::c001:bff:fe7e:0")).build()).build();
+
+ final List<ClusterIdentifier> clusters = Lists.newArrayList(new ClusterIdentifier(new Ipv4Address("1.2.3.4")),
+ new ClusterIdentifier(new Ipv4Address("5.6.7.8")));
+
+ // check path attributes
+
+ final Attributes attrs = message.getAttributes();
+
+ final AttributesBuilder paBuilder = new AttributesBuilder();
+
+ paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Igp).build());
+ assertEquals(paBuilder.getOrigin(), attrs.getOrigin());
+
+ paBuilder.setAsPath(new AsPathBuilder().setSegments(asPath).build());
+ assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
+
+ paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed((long) 0).build());
+ assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
+
+ paBuilder.setOriginatorId(new OriginatorIdBuilder().setOriginator(new Ipv4Address("127.0.0.1")).build());
+ assertEquals(paBuilder.getOriginatorId(), attrs.getOriginatorId());
+
+ paBuilder.setClusterId(new ClusterIdBuilder().setCluster(clusters).build());
+ assertEquals(paBuilder.getClusterId(), attrs.getClusterId());
+
+ final MpReachNlriBuilder mpBuilder = new MpReachNlriBuilder();
+ mpBuilder.setAfi(Ipv6AddressFamily.class);
+ mpBuilder.setSafi(UnicastSubsequentAddressFamily.class);
+ mpBuilder.setCNextHop(nextHop);
+ mpBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(
+ new DestinationIpv6CaseBuilder().setDestinationIpv6(new DestinationIpv6Builder().setIpv6Prefixes(prefs).build()).build()).build());
+
+ paBuilder.addAugmentation(Attributes1.class, new Attributes1Builder().setMpReachNlri(mpBuilder.build()).build());
+ assertEquals(paBuilder.getAugmentation(Attributes1.class).getMpReachNlri(),
+ attrs.getAugmentation(Attributes1.class).getMpReachNlri());
+ paBuilder.setUnrecognizedAttributes(Collections.<UnrecognizedAttributes> emptyList());
+ // check API message
+
+ builder.setAttributes(paBuilder.build());
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(1), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * Tests more AS Numbers in AS_PATH, AGGREGATOR, ORIGIN.INCOMPLETE
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 4b <- length (75) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 30 <- total path attribute length (48)
+ * 40 <- attribute flags
+ * 01 <- attribute type code (origin)
+ * 01 <- attribute length
+ * 02 <- Origin value (Incomplete)
+ * 40 <- attribute flags
+ * 02 <- attribute type code (as path)
+ * 10 <- attribute length
+ * 02 <- AS_SEQUENCE
+ * 01 <- path segment count
+ * 00 00 00 1e <- path segment value (30)
+ * 01 <- AS_SET
+ * 02 <- path segment count
+ * 00 00 00 0a <- path segment value (10)
+ * 00 00 00 14 <- path segment value (20)
+ * 40 <- attribute flags
+ * 03 <- attribute type (Next hop)
+ * 04 <- attribute length
+ * 0a 00 00 09 <- value (10.0.0.9)
+ * 80 <- attribute flags
+ * 04 <- attribute type code (multi exit disc)
+ * 04 <- attribute length
+ * 00 00 00 00 <- value
+ * c0 <- attribute flags
+ * 07 <- attribute type (Aggregator)
+ * 08 <- attribute length
+ * 00 00 00 1e <- value (AS number = 30)
+ * 0a 00 00 09 <- value (IP address = 10.0.0.9)
+ *
+ * //NLRI
+ * 15 ac 10 00 <- IPv4 Prefix (172.16.0.0 / 21)
+ */
+ @Test
+ public void testGetUpdateMessage3() throws Exception {
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(2), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(2), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ final UpdateBuilder builder = new UpdateBuilder();
+
+ // check nlri
+ final Ipv4Prefix pref1 = new Ipv4Prefix("172.16.0.0/21");
+
+ final List<Ipv4Prefix> nlri = Lists.newArrayList(pref1);
+ builder.setNlri(new NlriBuilder().setNlri(nlri).build());
+ assertEquals(builder.getNlri(), message.getNlri());
+
+ // check fields
+ assertNull(message.getWithdrawnRoutes());
+
+ // attributes
+ final List<AsSequence> asnums = Lists.newArrayList(new AsSequenceBuilder().setAs(new AsNumber(30L)).build());
+ final List<Segments> asPath = Lists.newArrayList();
+ asPath.add(new SegmentsBuilder().setCSegment(
+ new AListCaseBuilder().setAList(new AListBuilder().setAsSequence(asnums).build()).build()).build());
+ asPath.add(new SegmentsBuilder().setCSegment(
+ new ASetCaseBuilder().setASet(new ASetBuilder().setAsSet(Lists.newArrayList(new AsNumber(10L), new AsNumber(20L))).build()).build()).build());
+
+ final Aggregator aggregator = new AggregatorBuilder().setAsNumber(new AsNumber((long) 30)).setNetworkAddress(
+ new Ipv4Address("10.0.0.9")).build();
+ final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
+ new Ipv4NextHopBuilder().setGlobal(new Ipv4Address("10.0.0.9")).build()).build();
+
+ // check path attributes
+ final Attributes attrs = message.getAttributes();
+
+ final AttributesBuilder paBuilder = new AttributesBuilder();
+
+ paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Incomplete).build());
+ assertEquals(paBuilder.getOrigin(), attrs.getOrigin());
+
+ paBuilder.setAsPath(new AsPathBuilder().setSegments(asPath).build());
+ assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
+
+ paBuilder.setCNextHop(nextHop);
+ assertEquals(paBuilder.getCNextHop(), attrs.getCNextHop());
+
+ paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed((long) 0).build());
+ assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
+
+ paBuilder.setAggregator(aggregator);
+ assertEquals(paBuilder.getAggregator(), attrs.getAggregator());
+ paBuilder.setUnrecognizedAttributes(Collections.<UnrecognizedAttributes> emptyList());
+ builder.setAttributes(paBuilder.build());
+
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(2), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * Tests empty AS_PATH, ORIGIN.EGP, LOCAL_PREF, EXTENDED_COMMUNITIES (Ipv4 Addr specific)
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 4A <- length (73) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 27 <- total path attribute length (39)
+ * 40 <- attribute flags
+ * 01 <- attribute type code (Origin)
+ * 01 <- attribute length
+ * 01 <- Origin value (EGP)
+ * 40 <- attribute flags
+ * 02 <- attribute type code (As path)
+ * 00 <- attribute length
+ * 40 <- attribute flags
+ * 03 <- attribute type (Next hop)
+ * 04 <- attribute length
+ * 03 03 03 03 <- value (3.3.3.3)
+ * 80 <- attribute flags
+ * 04 <- attribute type code (Multi exit disc)
+ * 04 <- attribute length
+ * 00 00 00 00 <- value
+ * 40 <- attribute flags
+ * 05 <- attribute type (Local Pref)
+ * 04 <- attribute length
+ * 00 00 00 64 <- value (100)
+ * c0 <- attribute flags
+ * 10 <- attribute type (extended community)
+ * 08 <- attribute length
+ * 01 04 <- value (type - Ipv4 Address Specific Extended Community)
+ * c0 a8 01 00 <- value (global adm. 198.162.1.0)
+ * 12 34 <- value (local adm. 4660)
+ *
+ * //NLRI
+ * 18 0a 1e 03 <- IPv4 Prefix (10.30.3.0 / 24)
+ * 18 0a 1e 02 <- IPv4 Prefix (10.30.2.0 / 24)
+ * 18 0a 1e 01 <- IPv4 Prefix (10.30.1.0 / 24)
+ */
+ @Test
+ public void testGetUpdateMessage4() throws Exception {
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(3), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(3), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ final UpdateBuilder builder = new UpdateBuilder();
+
+ // check fields
+ assertNull(message.getWithdrawnRoutes());
+
+ // check nlri
+ final Ipv4Prefix pref1 = new Ipv4Prefix("10.30.3.0/24");
+ final Ipv4Prefix pref2 = new Ipv4Prefix("10.30.2.0/24");
+ final Ipv4Prefix pref3 = new Ipv4Prefix("10.30.1.0/24");
+
+ final List<Ipv4Prefix> nlri = Lists.newArrayList(pref1, pref2, pref3);
+ builder.setNlri(new NlriBuilder().setNlri(nlri).build());
+ assertEquals(builder.getNlri(), message.getNlri());
+
+ // attributes
+ final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
+ new Ipv4NextHopBuilder().setGlobal(new Ipv4Address("3.3.3.3")).build()).build();
+
+ final List<ExtendedCommunities> comms = Lists.newArrayList();
+ comms.add(new ExtendedCommunitiesBuilder().setCommType((short) 1).setCommSubType((short) 4).setExtendedCommunity(
+ new Inet4SpecificExtendedCommunityCaseBuilder().setInet4SpecificExtendedCommunity(
+ new Inet4SpecificExtendedCommunityBuilder().setTransitive(false).setGlobalAdministrator(
+ new Ipv4Address("192.168.1.0")).setLocalAdministrator(new byte[] { 0x12, 0x34 }).build()).build()).build());
+
+ // check path attributes
+ final Attributes attrs = message.getAttributes();
+
+ final AttributesBuilder paBuilder = new AttributesBuilder();
+
+ paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Egp).build());
+ assertEquals(paBuilder.getOrigin(), attrs.getOrigin());
+
+ paBuilder.setAsPath(new AsPathBuilder().setSegments(Collections.<Segments> emptyList()).build());
+ assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
+
+ paBuilder.setCNextHop(nextHop);
+ assertEquals(paBuilder.getCNextHop(), attrs.getCNextHop());
+
+ paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed((long) 0).build());
+ assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
+
+ paBuilder.setLocalPref(new LocalPrefBuilder().setPref(100L).build());
+ assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
+
+ paBuilder.setExtendedCommunities(comms);
+ assertEquals(paBuilder.getExtendedCommunities(), attrs.getExtendedCommunities());
+
+ paBuilder.setUnrecognizedAttributes(Collections.<UnrecognizedAttributes> emptyList());
+ // check API message
+ builder.setAttributes(paBuilder.build());
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(3), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * Tests withdrawn routes.
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 1c <- length (28) - including header
+ * 02 <- message type
+ * 00 05 <- withdrawn routes length (5)
+ * 1e ac 10 00 04 <- route (172.16.0.4)
+ * 00 00 <- total path attribute length
+ */
+ @Test
+ public void testGetUpdateMessage5() throws Exception {
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(4), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(4), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ // attributes
+ final List<Ipv4Prefix> prefs = Lists.newArrayList(new Ipv4Prefix("172.16.0.4/30"));
+
+ // check API message
+ final Update expectedMessage = new UpdateBuilder().setWithdrawnRoutes(
+ new WithdrawnRoutesBuilder().setWithdrawnRoutes(prefs).build()).build();
+
+ assertEquals(expectedMessage.getWithdrawnRoutes(), message.getWithdrawnRoutes());
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(4), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * End of Rib for Ipv4.
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 17 <- length (23) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 00 <- total path attribute length
+ */
+ @Test
+ public void testEORIpv4() throws Exception {
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(5), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(5), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ assertEquals(new UpdateBuilder().build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(5), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * End of Rib for Ipv6 consists of empty MP_UNREACH_NLRI, with AFI 2 and SAFI 1
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 1d <- length (29) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 06 <- total path attribute length
+ * 80 <- attribute flags
+ * 0f <- attribute type (15 - MP_UNREACH_NLRI)
+ * 03 <- attribute length
+ * 00 02 <- value (AFI 2: IPv6)
+ * 01 <- value (SAFI 1)
+ */
+ @Test
+ public void testEORIpv6() throws Exception {
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(6), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(6), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ final Class<? extends AddressFamily> afi = message.getAttributes().getAugmentation(Attributes2.class).getMpUnreachNlri().getAfi();
+ final Class<? extends SubsequentAddressFamily> safi = message.getAttributes().getAugmentation(Attributes2.class).getMpUnreachNlri().getSafi();
+
+ assertEquals(Ipv6AddressFamily.class, afi);
+ assertEquals(UnicastSubsequentAddressFamily.class, safi);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(6), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * End of Rib for Ipv6 consists of empty MP_UNREACH_NLRI, with AFI 2 and SAFI 1
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 1e <- length (29) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 07 <- total path attribute length
+ * 90 <- attribute flags
+ * 0f <- attribute type (15 - MP_UNREACH_NLRI)
+ * 00 03 <- attribute length
+ * 00 02 <- value (AFI 2: IPv6)
+ * 01 <- value (SAFI 1)
+ */
+ @Test
+ public void testEORIpv6exLength() throws Exception {
+ final byte[] body = ByteArray.cutBytes(inputBytes.get(6), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(6), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
+
+ final Class<? extends AddressFamily> afi = message.getAttributes().getAugmentation(Attributes2.class).getMpUnreachNlri().getAfi();
+ final Class<? extends SubsequentAddressFamily> safi = message.getAttributes().getAugmentation(Attributes2.class).getMpUnreachNlri().getSafi();
+
+ assertEquals(Ipv6AddressFamily.class, afi);
+ assertEquals(UnicastSubsequentAddressFamily.class, safi);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(inputBytes.get(6), ByteArray.readAllBytes(buffer));
+ }
}
Code Review / bgpcep.git / blobdiff