*/
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.assertNull;
+import static org.mockito.Mockito.mock;
+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.math.BigInteger;
import java.util.ArrayList;
+import java.util.Collections;
import java.util.List;
-import java.util.Set;
-
+import java.util.Optional;
import org.junit.BeforeClass;
import org.junit.Test;
-import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
+import org.mockito.Mockito;
+import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
import org.opendaylight.protocol.bgp.parser.impl.message.BGPUpdateMessageParser;
import org.opendaylight.protocol.bgp.parser.impl.message.update.CommunityUtil;
-import org.opendaylight.protocol.bgp.parser.spi.MessageRegistry;
import org.opendaylight.protocol.bgp.parser.spi.MessageUtil;
+import org.opendaylight.protocol.bgp.parser.spi.MultiPathSupport;
+import org.opendaylight.protocol.bgp.parser.spi.NlriRegistry;
+import org.opendaylight.protocol.bgp.parser.spi.PeerSpecificParserConstraint;
+import org.opendaylight.protocol.bgp.parser.spi.RevisedErrorHandlingSupport;
+import org.opendaylight.protocol.bgp.parser.spi.pojo.PeerSpecificParserConstraintImpl;
+import org.opendaylight.protocol.bgp.parser.spi.pojo.RevisedErrorHandlingSupportImpl;
import org.opendaylight.protocol.bgp.parser.spi.pojo.ServiceLoaderBGPExtensionProviderContext;
+import org.opendaylight.protocol.bgp.util.HexDumpBGPFileParser;
import org.opendaylight.protocol.util.ByteArray;
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.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.linkstate.rev131125.AreaIdentifier;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.DomainIdentifier;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.Identifier;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.Ipv4InterfaceIdentifier;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.LinkstateAddressFamily;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.LinkstateSubsequentAddressFamily;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.NlriType;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.OspfInterfaceIdentifier;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.ProtocolId;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.linkstate.destination.CLinkstateDestination;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.linkstate.destination.CLinkstateDestinationBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.linkstate.destination.c.linkstate.destination.LinkDescriptorsBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.linkstate.destination.c.linkstate.destination.LocalNodeDescriptorsBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.linkstate.destination.c.linkstate.destination.RemoteNodeDescriptorsBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.node.identifier.c.router.identifier.OspfNodeCaseBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.node.identifier.c.router.identifier.OspfPseudonodeCaseBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.node.identifier.c.router.identifier.ospf.node._case.OspfNodeBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.node.identifier.c.router.identifier.ospf.pseudonode._case.OspfPseudonodeBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.update.path.attributes.LinkstatePathAttributeBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.update.path.attributes.linkstate.path.attribute.link.state.attribute.LinkAttributesCaseBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.update.path.attributes.linkstate.path.attribute.link.state.attribute.link.attributes._case.LinkAttributesBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.update.path.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLinkstateCase;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.update.path.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLinkstateCaseBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.update.path.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.linkstate._case.DestinationLinkstateBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Open;
-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.open.BgpParameters;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.open.bgp.parameters.CParameters;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Aggregator;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.AggregatorBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.AsPathBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.AtomicAggregateBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Communities;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.ExtendedCommunities;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.ExtendedCommunitiesBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.LocalPrefBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.MultiExitDiscBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.OriginBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.as.path.Segments;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.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.PathAttributes;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.PathAttributesBuilder;
-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.BgpTableType;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.PathAttributes1;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.PathAttributes1Builder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.PathAttributes2;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.destination.destination.type.DestinationIpv6CaseBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.destination.destination.type.destination.ipv6._case.DestinationIpv6Builder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.open.bgp.parameters.c.parameters.MultiprotocolCase;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.path.attributes.MpReachNlri;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.path.attributes.MpReachNlriBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.path.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.ClusterIdentifier;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
-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;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.network.concepts.rev131125.Metric;
-
-import com.google.common.collect.Lists;
-import com.google.common.collect.Sets;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.PathId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.Update;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.UpdateBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.Attributes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.AttributesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.Aggregator;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.AggregatorBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.AsPathBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.AtomicAggregateBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.Communities;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.ExtendedCommunities;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.ExtendedCommunitiesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.LocalPrefBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.MultiExitDiscBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.OriginBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.as.path.Segments;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.as.path.SegmentsBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.update.message.Nlri;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.update.message.NlriBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.update.message.WithdrawnRoutes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.update.message.WithdrawnRoutesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.Attributes2;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.AddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.BgpOrigin;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.Ipv6AddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.SubsequentAddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.UnicastSubsequentAddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.extended.community.extended.community.RouteTargetIpv4CaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.next.hop.c.next.hop.Ipv4NextHopCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.next.hop.c.next.hop.Ipv4NextHopCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.next.hop.c.next.hop.ipv4.next.hop._case.Ipv4NextHopBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.route.target.ipv4.grouping.RouteTargetIpv4Builder;
+import org.opendaylight.yangtools.yang.common.Uint16;
+import org.opendaylight.yangtools.yang.common.Uint32;
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;
-
- private static BGPUpdateMessageParser updateParser;
-
- @BeforeClass
- public static void setUp() throws Exception {
- updateParser = new BGPUpdateMessageParser(ServiceLoaderBGPExtensionProviderContext.createConsumerContext().getAttributeRegistry());
-
- 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(0), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(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 PathAttributes attrs = message.getPathAttributes();
-
- final PathAttributesBuilder paBuilder = new PathAttributesBuilder();
-
- 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());
-
- builder.setPathAttributes(paBuilder.build());
-
- assertEquals(builder.build(), 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(1), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(body, messageLength);
-
- // check fields
- assertNull(message.getWithdrawnRoutes());
-
- final UpdateBuilder builder = new UpdateBuilder();
-
- // check NLRI
-
- final List<Ipv6Prefix> prefs = Lists.newArrayList();
- prefs.add(new Ipv6Prefix("2001:db8:1:2::/64"));
- prefs.add(new Ipv6Prefix("2001:db8:1:1::/64"));
- prefs.add(new Ipv6Prefix("2001:db8:1::/64"));
-
- 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 PathAttributes attrs = message.getPathAttributes();
-
- final PathAttributesBuilder paBuilder = new PathAttributesBuilder();
-
- 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 Ipv4Address("127.0.0.1"));
- assertEquals(paBuilder.getOriginatorId(), attrs.getOriginatorId());
-
- paBuilder.setClusterId(clusters);
- 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(PathAttributes1.class, new PathAttributes1Builder().setMpReachNlri(mpBuilder.build()).build());
- assertEquals(paBuilder.getAugmentation(PathAttributes1.class).getMpReachNlri(),
- attrs.getAugmentation(PathAttributes1.class).getMpReachNlri());
-
- // check API message
-
- builder.setPathAttributes(paBuilder.build());
- assertEquals(builder.build(), 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(2), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(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 PathAttributes attrs = message.getPathAttributes();
-
- final PathAttributesBuilder paBuilder = new PathAttributesBuilder();
-
- 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());
-
- builder.setPathAttributes(paBuilder.build());
-
- assertEquals(builder.build(), 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(3), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(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).setExtendedCommunity(
- new Inet4SpecificExtendedCommunityCaseBuilder().setInet4SpecificExtendedCommunity(
- new Inet4SpecificExtendedCommunityBuilder().setTransitive(false).setGlobalAdministrator(
- new Ipv4Address("192.168.1.0")).setLocalAdministrator(new byte[] { 0x12, 0x34 }).build()).build()).build());
-
- final List<Segments> asPath = Lists.newArrayList();
-
- // check path attributes
- final PathAttributes attrs = message.getPathAttributes();
-
- final PathAttributesBuilder paBuilder = new PathAttributesBuilder();
-
- paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Egp).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.setLocalPref(new LocalPrefBuilder().setPref(100L).build());
- assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
-
- paBuilder.setExtendedCommunities(comms);
- assertEquals(paBuilder.getExtendedCommunities(), attrs.getExtendedCommunities());
-
- // check API message
- builder.setPathAttributes(paBuilder.build());
- assertEquals(builder.build(), 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(4), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(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());
- }
-
- /*
- * 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,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(body, messageLength);
-
- assertEquals(new UpdateBuilder().build(), message);
- }
-
- /*
- * 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,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(body, messageLength);
-
- final Class<? extends AddressFamily> afi = message.getPathAttributes().getAugmentation(PathAttributes2.class).getMpUnreachNlri().getAfi();
- final Class<? extends SubsequentAddressFamily> safi = message.getPathAttributes().getAugmentation(PathAttributes2.class).getMpUnreachNlri().getSafi();
-
- assertEquals(Ipv6AddressFamily.class, afi);
- assertEquals(UnicastSubsequentAddressFamily.class, safi);
- }
-
- /*
- * 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(7), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(body, messageLength);
-
- final Class<? extends AddressFamily> afi = message.getPathAttributes().getAugmentation(PathAttributes2.class).getMpUnreachNlri().getAfi();
- final Class<? extends SubsequentAddressFamily> safi = message.getPathAttributes().getAugmentation(PathAttributes2.class).getMpUnreachNlri().getSafi();
-
- assertEquals(LinkstateAddressFamily.class, afi);
- assertEquals(LinkstateSubsequentAddressFamily.class, safi);
- }
-
- /*
- * 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(8), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(body, messageLength);
-
- final UpdateBuilder builder = new UpdateBuilder();
-
- // check fields
-
- assertNull(message.getWithdrawnRoutes());
-
- final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
- new Ipv4NextHopBuilder().setGlobal(new Ipv4Address("25.25.25.1")).build()).build();
-
- final List<Segments> asPath = Lists.newArrayList();
-
- final LocalNodeDescriptorsBuilder lndBuilder = new LocalNodeDescriptorsBuilder().setAsNumber(new AsNumber((long) 100)).setDomainId(
- new DomainIdentifier(0x19191901L)).setAreaId(new AreaIdentifier(0L));
-
- final RemoteNodeDescriptorsBuilder rndBuilder = new RemoteNodeDescriptorsBuilder().setAsNumber(new AsNumber((long) 100)).setDomainId(
- new DomainIdentifier(0x19191901L)).setAreaId(new AreaIdentifier(0L));
-
- final CLinkstateDestinationBuilder clBuilder = new CLinkstateDestinationBuilder();
- clBuilder.setIdentifier(new Identifier(BigInteger.ONE));
- clBuilder.setNlriType(NlriType.Link);
- clBuilder.setProtocolId(ProtocolId.Ospf);
-
- final PathAttributes1Builder lsBuilder = new PathAttributes1Builder();
- final MpReachNlriBuilder mpBuilder = new MpReachNlriBuilder();
- mpBuilder.setAfi(LinkstateAddressFamily.class);
- mpBuilder.setSafi(LinkstateSubsequentAddressFamily.class);
- mpBuilder.setCNextHop(nextHop);
-
- final List<CLinkstateDestination> linkstates = Lists.newArrayList();
- clBuilder.setLocalNodeDescriptors(lndBuilder.setCRouterIdentifier(
- new OspfPseudonodeCaseBuilder().setOspfPseudonode(
- new OspfPseudonodeBuilder().setOspfRouterId(0x03030304L).setLanInterface(
- new OspfInterfaceIdentifier(0x0b0b0b03L)).build()).build()).build());
- clBuilder.setRemoteNodeDescriptors(rndBuilder.setCRouterIdentifier(
- new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x03030304L).build()).build()).build());
- clBuilder.setLinkDescriptors(new LinkDescriptorsBuilder().setIpv4InterfaceAddress(
- new Ipv4InterfaceIdentifier(new Ipv4Address("11.11.11.3"))).build());
- linkstates.add(clBuilder.build());
-
- clBuilder.setLocalNodeDescriptors(lndBuilder.setCRouterIdentifier(
- new OspfPseudonodeCaseBuilder().setOspfPseudonode(
- new OspfPseudonodeBuilder().setOspfRouterId(0x03030304L).setLanInterface(
- new OspfInterfaceIdentifier(0x0b0b0b03L)).build()).build()).build());
- clBuilder.setRemoteNodeDescriptors(rndBuilder.setCRouterIdentifier(
- new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x01010102L).build()).build()).build());
- clBuilder.setLinkDescriptors(new LinkDescriptorsBuilder().setIpv4InterfaceAddress(
- new Ipv4InterfaceIdentifier(new Ipv4Address("11.11.11.1"))).build());
- linkstates.add(clBuilder.build());
-
- clBuilder.setLocalNodeDescriptors(lndBuilder.setCRouterIdentifier(
- new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x01010102L).build()).build()).build());
- clBuilder.setRemoteNodeDescriptors(rndBuilder.setCRouterIdentifier(
- new OspfPseudonodeCaseBuilder().setOspfPseudonode(
- new OspfPseudonodeBuilder().setOspfRouterId(0x03030304L).setLanInterface(
- new OspfInterfaceIdentifier(0x0b0b0b03L)).build()).build()).build());
- clBuilder.setLinkDescriptors(new LinkDescriptorsBuilder().setIpv4InterfaceAddress(
- new Ipv4InterfaceIdentifier(new Ipv4Address("11.11.11.1"))).build());
- linkstates.add(clBuilder.build());
-
- lsBuilder.setMpReachNlri(mpBuilder.build());
-
- // check path attributes
- final PathAttributes attrs = message.getPathAttributes();
-
- final PathAttributesBuilder paBuilder = new PathAttributesBuilder();
-
- 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.setLocalPref(new LocalPrefBuilder().setPref(100L).build());
- assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
-
- final MpReachNlri mp = attrs.getAugmentation(PathAttributes1.class).getMpReachNlri();
- assertEquals(mpBuilder.getAfi(), mp.getAfi());
- assertEquals(mpBuilder.getSafi(), mp.getSafi());
- assertEquals(mpBuilder.getCNextHop(), mp.getCNextHop());
-
- final DestinationLinkstateBuilder dBuilder = new DestinationLinkstateBuilder();
- dBuilder.setCLinkstateDestination(linkstates);
-
- mpBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(
- new DestinationLinkstateCaseBuilder().setDestinationLinkstate(dBuilder.build()).build()).build());
- lsBuilder.setMpReachNlri(mpBuilder.build());
-
- paBuilder.addAugmentation(PathAttributes1.class, lsBuilder.build());
-
- final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.PathAttributes1Builder lsAttrBuilder = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.PathAttributes1Builder();
-
- lsAttrBuilder.setLinkstatePathAttribute(new LinkstatePathAttributeBuilder().setLinkStateAttribute(
- new LinkAttributesCaseBuilder().setLinkAttributes(new LinkAttributesBuilder().setMetric(new Metric(1L)).build()).build()).build());
- paBuilder.addAugmentation(
- org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.PathAttributes1.class,
- lsAttrBuilder.build());
-
- assertEquals(
- lsAttrBuilder.build().getLinkstatePathAttribute(),
- attrs.getAugmentation(
- org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev131125.PathAttributes1.class).getLinkstatePathAttribute());
-
- final List<CLinkstateDestination> dests = ((DestinationLinkstateCase) mp.getAdvertizedRoutes().getDestinationType()).getDestinationLinkstate().getCLinkstateDestination();
-
- assertEquals(linkstates.size(), dests.size());
-
- assertEquals(linkstates, dests);
- // check API message
- builder.setPathAttributes(paBuilder.build());
- assertEquals(builder.build(), 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), MessageUtil.COMMON_HEADER_LENGTH);
- final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(9), MessageUtil.MARKER_LENGTH,
- MessageUtil.LENGTH_FIELD_LENGTH));
- final Update message = BGPParserTest.updateParser.parseMessageBody(body, messageLength);
-
- final UpdateBuilder builder = new UpdateBuilder();
-
- // check fields
-
- assertNull(message.getWithdrawnRoutes());
-
- // attributes
-
- final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
- new Ipv4NextHopBuilder().setGlobal(new Ipv4Address("25.25.25.1")).build()).build();
-
- final LocalNodeDescriptorsBuilder lndBuilder = new LocalNodeDescriptorsBuilder().setAsNumber(new AsNumber((long) 100)).setDomainId(
- new DomainIdentifier(0x19191901L)).setAreaId(
- new AreaIdentifier(0L));
-
- final CLinkstateDestinationBuilder clBuilder = new CLinkstateDestinationBuilder();
- clBuilder.setIdentifier(new Identifier(BigInteger.ONE));
- clBuilder.setNlriType(NlriType.Node);
- clBuilder.setProtocolId(ProtocolId.Ospf);
-
- final List<CLinkstateDestination> linkstates = Lists.newArrayList();
- clBuilder.setLocalNodeDescriptors(lndBuilder.setCRouterIdentifier(
- new OspfPseudonodeCaseBuilder().setOspfPseudonode(
- new OspfPseudonodeBuilder().setOspfRouterId(0x03030304L).setLanInterface(
- new OspfInterfaceIdentifier(0x0b0b0b03L)).build()).build()).build());
- linkstates.add(clBuilder.build());
-
- clBuilder.setLocalNodeDescriptors(lndBuilder.setCRouterIdentifier(
- new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x03030304L).build()).build()).build());
- linkstates.add(clBuilder.build());
-
- clBuilder.setLocalNodeDescriptors(lndBuilder.setCRouterIdentifier(
- new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x01010102L).build()).build()).build());
- linkstates.add(clBuilder.build());
-
- final PathAttributes1Builder lsBuilder = new PathAttributes1Builder();
- final MpReachNlriBuilder mpBuilder = new MpReachNlriBuilder();
- mpBuilder.setAfi(LinkstateAddressFamily.class);
- mpBuilder.setSafi(LinkstateSubsequentAddressFamily.class);
- mpBuilder.setCNextHop(nextHop);
-
- final DestinationLinkstateBuilder dBuilder = new DestinationLinkstateBuilder();
- dBuilder.setCLinkstateDestination(linkstates);
-
- mpBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(
- new DestinationLinkstateCaseBuilder().setDestinationLinkstate(dBuilder.build()).build()).build());
- lsBuilder.setMpReachNlri(mpBuilder.build());
-
- final List<Segments> asPath = Lists.newArrayList();
-
- // check path attributes
- final PathAttributes attrs = message.getPathAttributes();
-
- final PathAttributesBuilder paBuilder = new PathAttributesBuilder();
-
- 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.setLocalPref(new LocalPrefBuilder().setPref(100L).build());
- assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
-
- paBuilder.addAugmentation(PathAttributes1.class, lsBuilder.build());
-
- final MpReachNlri mp = attrs.getAugmentation(PathAttributes1.class).getMpReachNlri();
- assertEquals(mpBuilder.getAfi(), mp.getAfi());
- assertEquals(mpBuilder.getSafi(), mp.getSafi());
- assertEquals(mpBuilder.getCNextHop(), mp.getCNextHop());
-
- final List<CLinkstateDestination> dests = ((DestinationLinkstateCase) mp.getAdvertizedRoutes().getDestinationType()).getDestinationLinkstate().getCLinkstateDestination();
-
- assertEquals(linkstates.size(), dests.size());
-
- assertEquals(linkstates, dests);
-
- // check API message
- builder.setPathAttributes(paBuilder.build());
- assertEquals(builder.build(), 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 MessageRegistry msgReg = ServiceLoaderBGPExtensionProviderContext.createConsumerContext().getMessageRegistry();
- final Open open = (Open) msgReg.parseMessage(inputBytes.get(13));
- final Set<BgpTableType> types = Sets.newHashSet();
- for (final BgpParameters param : open.getBgpParameters()) {
- final CParameters p = param.getCParameters();
- if (p instanceof MultiprotocolCase) {
- final BgpTableType type = new BgpTableTypeImpl(((MultiprotocolCase) p).getMultiprotocolCapability().getAfi(), ((MultiprotocolCase) p).getMultiprotocolCapability().getSafi());
- types.add(type);
- }
- }
- final Set<BgpTableType> expected = Sets.newHashSet();
- expected.add(new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class));
- expected.add(new BgpTableTypeImpl(Ipv6AddressFamily.class, UnicastSubsequentAddressFamily.class));
- expected.add(new BgpTableTypeImpl(LinkstateAddressFamily.class, LinkstateSubsequentAddressFamily.class));
- assertEquals(expected, types);
- }
+ private static final List<byte[]> INPUT_BYTES = new ArrayList<>();
+
+ private static final int COUNTER = 8;
+
+ private static final int MAX_SIZE = 300;
+
+ private static BGPUpdateMessageParser updateParser;
+
+ private static final int LENGTH_FIELD_LENGTH = 2;
+
+ private static final String MULTIPATH_HEX_FILE = "/bgp-update-multipath.txt";
+
+ private static List<byte[]> updatesWithMultiplePath;
+
+ private static PeerSpecificParserConstraint mpConstraint;
+
+ private static MultiPathSupport mpSupport;
+
+ @BeforeClass
+ public static void setUp() throws Exception {
+ updateParser = new BGPUpdateMessageParser(ServiceLoaderBGPExtensionProviderContext.getSingletonInstance()
+ .getAttributeRegistry(), mock(NlriRegistry.class));
+ for (int i = 1; i <= COUNTER; i++) {
+ final String name = "/up" + i + ".bin";
+ try (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 numRead = 0;
+ while ((numRead = is.read(data, 0, data.length)) != -1) {
+ bis.write(data, 0, numRead);
+ }
+ bis.flush();
+
+ INPUT_BYTES.add(bis.toByteArray());
+ is.close();
+ }
+ }
+ updatesWithMultiplePath = HexDumpBGPFileParser.parseMessages(BGPParserTest.class.getResourceAsStream(
+ MULTIPATH_HEX_FILE));
+ mpConstraint = mock(PeerSpecificParserConstraint.class);
+ mpSupport = mock(MultiPathSupport.class);
+ Mockito.doReturn(Optional.empty()).when(mpConstraint).getPeerConstraint(Mockito.any());
+ Mockito.doReturn(Optional.of(mpSupport)).when(mpConstraint).getPeerConstraint(MultiPathSupport.class);
+ Mockito.doReturn(true).when(mpSupport).isTableTypeSupported(Mockito.any());
+ }
+
+ @Test
+ public void testResource() {
+ assertNotNull(INPUT_BYTES);
+ }
+
+ /*
+ * 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(INPUT_BYTES.get(0), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(0), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ null);
+
+ // check fields
+
+ assertNull(message.getWithdrawnRoutes());
+
+ // attributes
+ final List<AsNumber> asNumbers = new ArrayList<>();
+ asNumbers.add(new AsNumber(Uint32.valueOf(65002)));
+ final List<Segments> asPath = new ArrayList<>();
+ asPath.add(new SegmentsBuilder().setAsSequence(asNumbers).build());
+
+ final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
+ new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("10.0.0.2")).build()).build();
+
+ final List<Communities> comms = new ArrayList<>();
+ 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<Nlri> nlris = new ArrayList<>();
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.2.0/24")).build());
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.1.0/24")).build());
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.0.0/24")).build());
+
+ assertEquals(nlris, message.getNlri());
+
+ builder.setNlri(nlris);
+
+ // 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(Uint32.ZERO).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.emptyList());
+
+ builder.setAttributes(paBuilder.build());
+
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(INPUT_BYTES.get(0), 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(INPUT_BYTES.get(2), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(2), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ null);
+
+ final UpdateBuilder builder = new UpdateBuilder();
+
+ // check nlri
+ final List<Nlri> nlris = Lists.newArrayList(new NlriBuilder().setPrefix(new Ipv4Prefix("172.16.0.0/21"))
+ .build());
+ builder.setNlri(nlris);
+ assertEquals(builder.getNlri(), message.getNlri());
+
+ // check fields
+ assertNull(message.getWithdrawnRoutes());
+
+ // attributes
+ final List<AsNumber> asNumbers = new ArrayList<>();
+ asNumbers.add(new AsNumber(Uint32.valueOf(30)));
+ final List<Segments> asPath = new ArrayList<>();
+ asPath.add(new SegmentsBuilder().setAsSequence(asNumbers).build());
+ final List<AsNumber> asSet = Lists.newArrayList(new AsNumber(Uint32.TEN), new AsNumber(Uint32.valueOf(20)));
+ asPath.add(new SegmentsBuilder().setAsSet(asSet).build());
+
+ final Aggregator aggregator = new AggregatorBuilder().setAsNumber(new AsNumber(Uint32.valueOf(30)))
+ .setNetworkAddress(new Ipv4AddressNoZone("10.0.0.9")).build();
+ final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
+ new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("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(Uint32.ZERO).build());
+ assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
+
+ paBuilder.setAggregator(aggregator);
+ assertEquals(paBuilder.getAggregator(), attrs.getAggregator());
+ paBuilder.setUnrecognizedAttributes(Collections.emptyList());
+ builder.setAttributes(paBuilder.build());
+
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(INPUT_BYTES.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(INPUT_BYTES.get(3), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(3), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ null);
+
+ final UpdateBuilder builder = new UpdateBuilder();
+
+ // check fields
+ assertNull(message.getWithdrawnRoutes());
+
+ // check nlri
+ final List<Nlri> nlris = new ArrayList<>();
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("10.30.3.0/24")).build());
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("10.30.2.0/24")).build());
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("10.30.1.0/24")).build());
+
+ assertEquals(nlris, message.getNlri());
+
+ builder.setNlri(nlris);
+
+ // attributes
+ final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
+ new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("3.3.3.3")).build()).build();
+
+ final List<ExtendedCommunities> comms = new ArrayList<>();
+ comms.add(new ExtendedCommunitiesBuilder()
+ .setTransitive(true)
+ .setExtendedCommunity(new RouteTargetIpv4CaseBuilder()
+ .setRouteTargetIpv4(new RouteTargetIpv4Builder()
+ .setGlobalAdministrator(new Ipv4AddressNoZone("192.168.1.0"))
+ .setLocalAdministrator(Uint16.valueOf(4660))
+ .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.emptyList()).build());
+ assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
+
+ paBuilder.setCNextHop(nextHop);
+ assertEquals(paBuilder.getCNextHop(), attrs.getCNextHop());
+
+ paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed(Uint32.ZERO).build());
+ assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
+
+ paBuilder.setLocalPref(new LocalPrefBuilder().setPref(Uint32.valueOf(100)).build());
+ assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
+
+ paBuilder.setExtendedCommunities(comms);
+ assertEquals(paBuilder.getExtendedCommunities(), attrs.getExtendedCommunities());
+
+ paBuilder.setUnrecognizedAttributes(Collections.emptyList());
+ // check API message
+ builder.setAttributes(paBuilder.build());
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(INPUT_BYTES.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(INPUT_BYTES.get(4), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(4), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ null);
+
+ // attributes
+ final List<WithdrawnRoutes> withdrawnRoutes = Lists.newArrayList(new WithdrawnRoutesBuilder()
+ .setPrefix(new Ipv4Prefix("172.16.0.4/30")).build());
+
+ // check API message
+ final Update expectedMessage = new UpdateBuilder().setWithdrawnRoutes(withdrawnRoutes).build();
+
+ assertEquals(expectedMessage.getWithdrawnRoutes(), message.getWithdrawnRoutes());
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(INPUT_BYTES.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(INPUT_BYTES.get(5), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(5), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ null);
+
+ assertEquals(new UpdateBuilder().build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(INPUT_BYTES.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(INPUT_BYTES.get(6), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(6), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ null);
+
+ final Class<? extends AddressFamily> afi = message.getAttributes().augmentation(Attributes2.class)
+ .getMpUnreachNlri().getAfi();
+ final Class<? extends SubsequentAddressFamily> safi = message.getAttributes().augmentation(Attributes2.class)
+ .getMpUnreachNlri().getSafi();
+
+ assertEquals(Ipv6AddressFamily.class, afi);
+ assertEquals(UnicastSubsequentAddressFamily.class, safi);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(INPUT_BYTES.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(INPUT_BYTES.get(6), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(6), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ null);
+
+ final Class<? extends AddressFamily> afi = message.getAttributes().augmentation(Attributes2.class)
+ .getMpUnreachNlri().getAfi();
+ final Class<? extends SubsequentAddressFamily> safi = message.getAttributes().augmentation(Attributes2.class)
+ .getMpUnreachNlri().getSafi();
+
+ assertEquals(Ipv6AddressFamily.class, afi);
+ assertEquals(UnicastSubsequentAddressFamily.class, safi);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(INPUT_BYTES.get(6), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * Tests IPv4 NEXT_HOP, ATOMIC_AGGREGATE, COMMUNITY, NLRI with multiple paths.
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 60 <- length (96) - 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
+ * 0a 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
+ * 40 <- attribute flags
+ * 06 <- attribute type code (atomic aggregate)
+ * 00 <- attribute length
+ * C0 <- 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
+ * 00 00 00 01 <- path-id (1)
+ * 18 ac 11 02 <- IPv4 Prefix (172.17.1.0 / 24)
+ * 00 00 00 01 <- path-id (2)
+ * 18 ac 11 01 <- IPv4 Prefix (172.17.1.0 / 24)
+ * 00 00 00 01 <- path-id (1)
+ * 18 ac 11 00 <- IPv4 Prefix (172.17.0.0 / 24)
+ */
+ @Test
+ public void testUpdateMessageNlriAddPath() throws Exception {
+ final byte[] body = ByteArray.cutBytes(updatesWithMultiplePath.get(0), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(updatesWithMultiplePath.get(0),
+ MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ mpConstraint);
+
+ // check fields
+
+ assertNull(message.getWithdrawnRoutes());
+
+ // attributes
+ final List<AsNumber> asNumbers = new ArrayList<>();
+ asNumbers.add(new AsNumber(Uint32.valueOf(65002)));
+ final List<Segments> asPath = new ArrayList<>();
+ asPath.add(new SegmentsBuilder().setAsSequence(asNumbers).build());
+
+ final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(
+ new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("10.0.0.2")).build()).build();
+
+ final List<Communities> comms = new ArrayList<>();
+ 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<Nlri> nlris = new ArrayList<>();
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.1.0/24")).setPathId(new PathId(Uint32.ONE))
+ .build());
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.1.0/24")).setPathId(new PathId(Uint32.TWO))
+ .build());
+ nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.0.0/24")).setPathId(new PathId(Uint32.ONE))
+ .build());
+
+ assertEquals(nlris, message.getNlri());
+
+ builder.setNlri(nlris);
+
+ // 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(Uint32.ZERO).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.emptyList());
+
+ builder.setAttributes(paBuilder.build());
+
+ assertEquals(builder.build(), message);
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(updatesWithMultiplePath.get(0), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * Tests withdrawn routes with multiple paths.
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 29 <- length (41) - including header
+ * 02 <- message type
+ * 00 12 <- withdrawn routes length (18)
+ * 00 00 00 01 <- path-id (1)
+ * 1e ac 10 00 04 <- route (172.16.0.4)
+ * 00 00 00 02 <- path-id (2)
+ * 1e ac 10 00 04 <- route (172.16.0.4)
+ * 00 00 <- total path attribute length
+ *
+ */
+ @Test
+ public void testUpdateMessageWithdrawAddPath() throws Exception {
+ final byte[] body = ByteArray.cutBytes(updatesWithMultiplePath.get(1), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(updatesWithMultiplePath.get(1),
+ MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ mpConstraint);
+
+ // attributes
+ final List<WithdrawnRoutes> withdrawnRoutes = new ArrayList<>();
+ withdrawnRoutes.add(new WithdrawnRoutesBuilder().setPrefix(new Ipv4Prefix("172.16.0.4/30"))
+ .setPathId(new PathId(Uint32.ONE)).build());
+ withdrawnRoutes.add(new WithdrawnRoutesBuilder().setPrefix(new Ipv4Prefix("172.16.0.4/30"))
+ .setPathId(new PathId(Uint32.TWO)).build());
+
+ // check API message
+ final Update expectedMessage = new UpdateBuilder().setWithdrawnRoutes(withdrawnRoutes).build();
+
+ assertEquals(expectedMessage.getWithdrawnRoutes(), message.getWithdrawnRoutes());
+
+ final ByteBuf buffer = Unpooled.buffer();
+ BGPParserTest.updateParser.serializeMessage(message, buffer);
+ assertArrayEquals(updatesWithMultiplePath.get(1), ByteArray.readAllBytes(buffer));
+ }
+
+ /*
+ * Tests withdrawn routes with malformed attribute.
+ *
+ * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
+ * 00 35 <- length (53) - including header
+ * 02 <- message type
+ * 00 00 <- withdrawn routes length
+ * 00 1a <- total path attribute length (26)
+ * 40 <- attribute flags
+ * 01 <- attribute type code (origin)
+ * 02 <- WRONG attribute length
+ * 00 <- Origin value (IGP)
+ * 40 <- attribute flags
+ * 03 <- attribute type code (Next Hop)
+ * 04 <- attribute length
+ * 0a 00 00 02 <- value (10.0.0.2)
+ * 40 <- attribute flags
+ * 0e <- attribute type code (MP_REACH)
+ * 00 01 <- AFI (Ipv4)
+ * 01 <- SAFI (Unicast)
+ * 04 <- next hop length
+ * ff ff ff ff <- next hop
+ * 00 <- reserved
+ * 18 <- length
+ * 0a 00 01 <- prefix (10.0.1.0)
+ * //NLRI
+ * 18 <- length
+ * 0a 00 02 <- prefix (10.0.2.0)
+ */
+ @Test
+ public void testUpdateMessageWithMalformedAttribute() throws BGPDocumentedException {
+ final byte[] body = ByteArray.cutBytes(INPUT_BYTES.get(7), MessageUtil.COMMON_HEADER_LENGTH);
+ final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(6), MessageUtil.MARKER_LENGTH,
+ LENGTH_FIELD_LENGTH));
+ final PeerSpecificParserConstraintImpl constraint = new PeerSpecificParserConstraintImpl();
+ constraint.addPeerConstraint(RevisedErrorHandlingSupport.class,
+ RevisedErrorHandlingSupportImpl.forExternalPeer());
+ final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength,
+ constraint);
+ assertNotNull(message);
+ assertNull(message.getNlri());
+ final List<WithdrawnRoutes> withdrawnRoutes = message.getWithdrawnRoutes();
+ assertNotNull(withdrawnRoutes);
+ assertEquals(1, withdrawnRoutes.size());
+ }
}
Code Review / bgpcep.git / blobdiff