Examples with PeerSpecificParserConstraintImpl org.opendaylight.protocol.bgp.parser.spi.pojo.PeerSpecificParserConstraintImpl used on opensource projects

Example 1 with PeerSpecificParserConstraintImpl

use of org.opendaylight.protocol.bgp.parser.spi.pojo.PeerSpecificParserConstraintImpl in project bgpcep by opendaylight.

the class BGPParserTest method testParseUpdateMessageWithMalformedAttributes.

/*
     * Tests withdrawn routes with malformed attribute.
     *
     * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
     * 00 36 <- length (54) - including header
     * 02 <- message type
     * 00 00 <- withdrawn routes length
     * 00 1b <- total path attribute length (27)
     * 40 <- attribute flags
     * 01 <- attribute type code (origin)
     * 01 <- 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)
     * 0d <- attribute length
     * 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 testParseUpdateMessageWithMalformedAttributes() throws Exception {
    final PeerSpecificParserConstraintImpl constraint = new PeerSpecificParserConstraintImpl();
    constraint.addPeerConstraint(RevisedErrorHandlingSupport.class, RevisedErrorHandlingSupportImpl.forExternalPeer());
    final Update message = (Update) messageRegistry.parseMessage(Unpooled.wrappedBuffer(input.get(0)), constraint);
    assertNotNull(message);
    assertNull(message.getNlri());
    final List<WithdrawnRoutes> withdrawnRoutes = message.getWithdrawnRoutes();
    assertNotNull(withdrawnRoutes);
    assertEquals(1, withdrawnRoutes.size());
    final Attributes attributes = message.getAttributes();
    assertNotNull(attributes);
    assertNull(attributes.augmentation(AttributesReach.class));
    final AttributesUnreach AttributesUnreach = attributes.augmentation(AttributesUnreach.class);
    assertNotNull(AttributesUnreach);
    final MpUnreachNlri mpUnreachNlri = AttributesUnreach.getMpUnreachNlri();
    assertNotNull(mpUnreachNlri);
}

Example 2 with PeerSpecificParserConstraintImpl

use of org.opendaylight.protocol.bgp.parser.spi.pojo.PeerSpecificParserConstraintImpl in project bgpcep by opendaylight.

the class BGPParserTest method testUpdateMessageWithMalformedAttribute.

/*
     * 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());
}