Examples with WithdrawnRoutesBuilder org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder used on opensource projects

Example 26 with WithdrawnRoutesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder in project bgpcep by opendaylight.

the class SimpleFlowspecIpv4NlriParserTest method testParseMpUnreachNlriConstraint.

@Test
public void testParseMpUnreachNlriConstraint() throws BGPParsingException {
    final List<Flowspec> fs = new ArrayList<>();
    final MpUnreachNlriBuilder mp = new MpUnreachNlriBuilder();
    final FlowspecBuilder builder = new FlowspecBuilder();
    final FlowspecType icmpType = createIcmpType();
    builder.setFlowspecType(icmpType);
    fs.add(builder.build());
    final FlowspecType icmpCode = createIcmpCode();
    builder.setFlowspecType(icmpCode);
    fs.add(builder.build());
    final TcpFlagsCase tcp = createTcp();
    builder.setFlowspecType(tcp);
    fs.add(builder.build());
    final PacketLengthCase packet = createPackets();
    builder.setFlowspecType(packet);
    fs.add(builder.build());
    final FlowspecType dscp = createDscp();
    builder.setFlowspecType(dscp);
    fs.add(builder.build());
    final FlowspecType fragment = createFragment();
    builder.setFlowspecType(fragment);
    fs.add(builder.build());
    mp.setAfi(Ipv4AddressFamily.class).setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecCaseBuilder().setDestinationFlowspec(new DestinationFlowspecBuilder().setPathId(PATH_ID).setFlowspec(fs).build()).build()).build());
    final SimpleFlowspecIpv4NlriParser parser = new SimpleFlowspecIpv4NlriParser(this.flowspecContext.getFlowspecTypeRegistry(SimpleFlowspecExtensionProviderContext.AFI.IPV4, SimpleFlowspecExtensionProviderContext.SAFI.FLOWSPEC));
    final MpUnreachNlriBuilder result = new MpUnreachNlriBuilder();
    result.setAfi(Ipv4AddressFamily.class);
    result.setSafi(FlowspecSubsequentAddressFamily.class);
    parser.parseNlri(Unpooled.wrappedBuffer(UNREACHED_NLRI_ADD_PATH), result, this.constraint);
    final List<Flowspec> flows = ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecCase) result.getWithdrawnRoutes().getDestinationType()).getDestinationFlowspec().getFlowspec();
    checkUnreachFlows(flows, icmpType, icmpCode, tcp, packet, dscp, fragment);
    final ByteBuf buffer = Unpooled.buffer();
    parser.serializeNlri(new Object[] { flows }, PATH_ID, buffer);
    assertArrayEquals(UNREACHED_NLRI_ADD_PATH, ByteArray.readAllBytes(buffer));
    parser.serializeAttribute(new AttributesBuilder().addAugmentation(Attributes2.class, new Attributes2Builder().setMpUnreachNlri(mp.build()).build()).build(), buffer);
    assertArrayEquals(UNREACHED_NLRI_ADD_PATH, ByteArray.readAllBytes(buffer));
    assertEquals("all packets where ICMP type is less than 2 or is less than 3 AND where ICMP code is less than 4 or 5 AND where TCP flags is not 1025 or does match 22193 AND where packet length is less than 57005 AND where DSCP is greater than 42 AND where fragment does match 'IS FIRST' 'IS LAST' 'IS A' ", this.FS_PARSER.stringNlri(flows));
}

Example 27 with WithdrawnRoutesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder in project bgpcep by opendaylight.

the class SimpleFlowspecIpv4NlriParserTest method testParseMpUnreachNlri.

@Test
public void testParseMpUnreachNlri() throws BGPParsingException {
    final List<Flowspec> fs = new ArrayList<>();
    final MpUnreachNlriBuilder mp = new MpUnreachNlriBuilder();
    final FlowspecBuilder builder = new FlowspecBuilder();
    final FlowspecType icmpType = createIcmpType();
    builder.setFlowspecType(icmpType);
    fs.add(builder.build());
    final FlowspecType icmpCode = createIcmpCode();
    builder.setFlowspecType(icmpCode);
    fs.add(builder.build());
    final TcpFlagsCase tcp = createTcp();
    builder.setFlowspecType(tcp);
    fs.add(builder.build());
    final PacketLengthCase packet = createPackets();
    builder.setFlowspecType(packet);
    fs.add(builder.build());
    final FlowspecType dscp = createDscp();
    builder.setFlowspecType(dscp);
    fs.add(builder.build());
    final FlowspecType fragment = createFragment();
    builder.setFlowspecType(fragment);
    fs.add(builder.build());
    mp.setAfi(Ipv4AddressFamily.class).setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecCaseBuilder().setDestinationFlowspec(new DestinationFlowspecBuilder().setFlowspec(fs).build()).build()).build());
    final SimpleFlowspecIpv4NlriParser parser = new SimpleFlowspecIpv4NlriParser(this.flowspecContext.getFlowspecTypeRegistry(SimpleFlowspecExtensionProviderContext.AFI.IPV4, SimpleFlowspecExtensionProviderContext.SAFI.FLOWSPEC));
    final MpUnreachNlriBuilder result = new MpUnreachNlriBuilder();
    result.setAfi(Ipv4AddressFamily.class);
    result.setSafi(FlowspecSubsequentAddressFamily.class);
    parser.parseNlri(Unpooled.wrappedBuffer(UNREACHED_NLRI), result);
    final List<Flowspec> flows = ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecCase) result.getWithdrawnRoutes().getDestinationType()).getDestinationFlowspec().getFlowspec();
    checkUnreachFlows(flows, icmpType, icmpCode, tcp, packet, dscp, fragment);
    final ByteBuf buffer = Unpooled.buffer();
    parser.serializeNlri(new Object[] { flows }, null, buffer);
    assertArrayEquals(UNREACHED_NLRI, ByteArray.readAllBytes(buffer));
    parser.serializeAttribute(new AttributesBuilder().addAugmentation(Attributes2.class, new Attributes2Builder().setMpUnreachNlri(mp.build()).build()).build(), buffer);
    assertArrayEquals(UNREACHED_NLRI, ByteArray.readAllBytes(buffer));
    assertEquals("all packets where ICMP type is less than 2 or is less than 3 AND where ICMP code is less than 4 or 5 AND where TCP flags is not 1025 or does match 22193 AND where packet length is less than 57005 AND where DSCP is greater than 42 AND where fragment does match 'IS FIRST' 'IS LAST' 'IS A' ", this.FS_PARSER.stringNlri(flows));
}

Example 28 with WithdrawnRoutesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder in project bgpcep by opendaylight.

the class SimpleFlowspecIpv6NlriParserTest method testParseMpUnreachNlriConstraint.

@Test
public void testParseMpUnreachNlriConstraint() throws BGPParsingException {
    final List<Flowspec> fs = new ArrayList<>();
    final MpUnreachNlriBuilder mp = new MpUnreachNlriBuilder();
    final FlowspecBuilder builder = new FlowspecBuilder();
    final FragmentCase fragment = createFragment();
    builder.setFlowspecType(fragment);
    fs.add(builder.build());
    final FlowspecType label = createLabel();
    builder.setFlowspecType(label);
    fs.add(builder.build());
    mp.setAfi(Ipv6AddressFamily.class).setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecIpv6CaseBuilder().setDestinationFlowspec(new DestinationFlowspecBuilder().setPathId(PATH_ID).setFlowspec(fs).build()).build()).build());
    final MpUnreachNlriBuilder result = new MpUnreachNlriBuilder();
    result.setAfi(Ipv6AddressFamily.class);
    result.setSafi(FlowspecSubsequentAddressFamily.class);
    this.FS_PARSER.parseNlri(Unpooled.wrappedBuffer(UNREACHED_NLRI_ADD_PATH), result, this.constraint);
    final List<Flowspec> flows = ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecIpv6Case) result.getWithdrawnRoutes().getDestinationType()).getDestinationFlowspec().getFlowspec();
    assertEquals(2, flows.size());
    assertEquals(fragment, flows.get(0).getFlowspecType());
    assertEquals(label, flows.get(1).getFlowspecType());
    final ByteBuf buffer = Unpooled.buffer();
    this.FS_PARSER.serializeAttribute(new AttributesBuilder().addAugmentation(Attributes2.class, new Attributes2Builder().setMpUnreachNlri(mp.build()).build()).build(), buffer);
    assertArrayEquals(UNREACHED_NLRI_ADD_PATH, ByteArray.readAllBytes(buffer));
    assertEquals("all packets where fragment does match 'IS FIRST' 'IS LAST' 'IS A' AND where flow label equals to 16777222 or equals to 258 ", this.FS_PARSER.stringNlri(flows));
}

Example 29 with WithdrawnRoutesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder in project bgpcep by opendaylight.

the class SimpleFlowspecIpv6NlriParserTest method testParseMpUnreachNlri.

@Test
public void testParseMpUnreachNlri() throws BGPParsingException {
    final List<Flowspec> fs = new ArrayList<>();
    final MpUnreachNlriBuilder mp = new MpUnreachNlriBuilder();
    final FlowspecBuilder builder = new FlowspecBuilder();
    final FragmentCase fragment = createFragment();
    builder.setFlowspecType(fragment);
    fs.add(builder.build());
    final FlowspecType label = createLabel();
    builder.setFlowspecType(label);
    fs.add(builder.build());
    mp.setAfi(Ipv6AddressFamily.class).setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecIpv6CaseBuilder().setDestinationFlowspec(new DestinationFlowspecBuilder().setFlowspec(fs).build()).build()).build());
    final MpUnreachNlriBuilder result = new MpUnreachNlriBuilder();
    result.setAfi(Ipv6AddressFamily.class);
    result.setSafi(FlowspecSubsequentAddressFamily.class);
    this.FS_PARSER.parseNlri(Unpooled.wrappedBuffer(UNREACHED_NLRI), result);
    final List<Flowspec> flows = ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationFlowspecIpv6Case) result.getWithdrawnRoutes().getDestinationType()).getDestinationFlowspec().getFlowspec();
    assertEquals(2, flows.size());
    assertEquals(fragment, flows.get(0).getFlowspecType());
    assertEquals(label, flows.get(1).getFlowspecType());
    final ByteBuf buffer = Unpooled.buffer();
    this.FS_PARSER.serializeAttribute(new AttributesBuilder().addAugmentation(Attributes2.class, new Attributes2Builder().setMpUnreachNlri(mp.build()).build()).build(), buffer);
    assertArrayEquals(UNREACHED_NLRI, ByteArray.readAllBytes(buffer));
    assertEquals("all packets where fragment does match 'IS FIRST' 'IS LAST' 'IS A' AND where flow label equals to 16777222 or equals to 258 ", this.FS_PARSER.stringNlri(flows));
}

Example 30 with WithdrawnRoutesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder in project bgpcep by opendaylight.

the class BGPUpdateMessageParser method parseMessageBody.

/**
 * Parse Update message from buffer.
 * Calls {@link #checkMandatoryAttributesPresence(Update)} to check for presence of mandatory attributes.
 *
 * @param buffer Encoded BGP message in ByteBuf
 * @param messageLength Length of the BGP message
 * @param constraint Peer specific constraints
 * @return Parsed Update message body
 */
@Override
public Update parseMessageBody(final ByteBuf buffer, final int messageLength, final PeerSpecificParserConstraint constraint) throws BGPDocumentedException {
    Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Buffer cannot be null or empty.");
    final UpdateBuilder builder = new UpdateBuilder();
    final boolean isMultiPathSupported = MultiPathSupportUtil.isTableTypeSupported(constraint, new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class));
    final int withdrawnRoutesLength = buffer.readUnsignedShort();
    if (withdrawnRoutesLength > 0) {
        final List<WithdrawnRoutes> withdrawnRoutes = new ArrayList<>();
        final ByteBuf withdrawnRoutesBuffer = buffer.readBytes(withdrawnRoutesLength);
        while (withdrawnRoutesBuffer.isReadable()) {
            final WithdrawnRoutesBuilder withdrawnRoutesBuilder = new WithdrawnRoutesBuilder();
            if (isMultiPathSupported) {
                withdrawnRoutesBuilder.setPathId(PathIdUtil.readPathId(withdrawnRoutesBuffer));
            }
            withdrawnRoutesBuilder.setPrefix(Ipv4Util.prefixForByteBuf(withdrawnRoutesBuffer));
            withdrawnRoutes.add(withdrawnRoutesBuilder.build());
        }
        builder.setWithdrawnRoutes(withdrawnRoutes);
    }
    final int totalPathAttrLength = buffer.readUnsignedShort();
    if (withdrawnRoutesLength == 0 && totalPathAttrLength == 0) {
        return builder.build();
    }
    if (totalPathAttrLength > 0) {
        try {
            final Attributes attributes = this.reg.parseAttributes(buffer.readSlice(totalPathAttrLength), constraint);
            builder.setAttributes(attributes);
        } catch (final RuntimeException | BGPParsingException e) {
            // Catch everything else and turn it into a BGPDocumentedException
            throw new BGPDocumentedException("Could not parse BGP attributes.", BGPError.MALFORMED_ATTR_LIST, e);
        }
    }
    final List<Nlri> nlri = new ArrayList<>();
    while (buffer.isReadable()) {
        final NlriBuilder nlriBuilder = new NlriBuilder();
        if (isMultiPathSupported) {
            nlriBuilder.setPathId(PathIdUtil.readPathId(buffer));
        }
        nlriBuilder.setPrefix(Ipv4Util.prefixForByteBuf(buffer));
        nlri.add(nlriBuilder.build());
    }
    if (!nlri.isEmpty()) {
        builder.setNlri(nlri);
    }
    final Update msg = builder.build();
    checkMandatoryAttributesPresence(msg);
    LOG.debug("BGP Update message was parsed {}.", msg);
    return msg;
}