Examples with UpdateMessage org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateMessage used on opensource projects

Example 1 with UpdateMessage

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateMessage in project bgpcep by opendaylight.

the class BmpRibInWriter method onMessage.

/**
 * Write on DS Adj-RIBs-In.
 */
public void onMessage(final UpdateMessage message) {
    if (!checkEndOfRib(message)) {
        final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.Attributes attrs = message.getAttributes();
        MpReachNlri mpReach = null;
        if (message.getNlri() != null) {
            mpReach = prefixesToMpReach(message);
        } else if (attrs != null && attrs.augmentation(AttributesReach.class) != null) {
            mpReach = attrs.augmentation(AttributesReach.class).getMpReachNlri();
        }
        if (mpReach != null) {
            addRoutes(mpReach, attrs);
            return;
        }
        MpUnreachNlri mpUnreach = null;
        if (message.getWithdrawnRoutes() != null) {
            mpUnreach = prefixesToMpUnreach(message);
        } else if (attrs != null && attrs.augmentation(AttributesUnreach.class) != null) {
            mpUnreach = attrs.augmentation(AttributesUnreach.class).getMpUnreachNlri();
        }
        if (mpUnreach != null) {
            removeRoutes(mpUnreach);
        }
    }
}

Example 2 with UpdateMessage

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateMessage in project bgpcep by opendaylight.

the class RouteMonitoringMessageHandler method parseMessageBody.

@Override
public Notification parseMessageBody(final ByteBuf bytes) throws BmpDeserializationException {
    final RouteMonitoringMessageBuilder routeMonitor = new RouteMonitoringMessageBuilder().setPeerHeader(parsePerPeerHeader(bytes));
    try {
        final Notification message = this.msgRegistry.parseMessage(bytes, null);
        requireNonNull(message, "UpdateMessage may not be null");
        Preconditions.checkArgument(message instanceof UpdateMessage, "An instance of UpdateMessage is required");
        final UpdateMessage updateMessage = (UpdateMessage) message;
        final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev200120.route.monitoring.message.Update update = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev200120.route.monitoring.message.UpdateBuilder(updateMessage).build();
        routeMonitor.setUpdate(update);
    } catch (final BGPDocumentedException | BGPParsingException e) {
        throw new BmpDeserializationException("Error while parsing Update Message.", e);
    }
    return routeMonitor.build();
}

Example 3 with UpdateMessage

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateMessage in project bgpcep by opendaylight.

the class BmpRibInWriter method prefixesToMpReach.

/**
 * Creates MPReach for the prefixes to be handled in the same way as linkstate routes.
 *
 * @param message Update message containing prefixes in NLRI
 * @return MpReachNlri with prefixes from the nlri field
 */
private static MpReachNlri prefixesToMpReach(final UpdateMessage message) {
    final List<Ipv4Prefixes> prefixes = message.getNlri().stream().map(n -> new Ipv4PrefixesBuilder().setPrefix(n.getPrefix()).setPathId(n.getPathId()).build()).collect(Collectors.toList());
    final MpReachNlriBuilder b = new MpReachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(UnicastSubsequentAddressFamily.class).setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(new DestinationIpv4CaseBuilder().setDestinationIpv4(new DestinationIpv4Builder().setIpv4Prefixes(prefixes).build()).build()).build());
    if (message.getAttributes() != null) {
        b.setCNextHop(message.getAttributes().getCNextHop());
    }
    return b.build();
}

Example 4 with UpdateMessage

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateMessage in project bgpcep by opendaylight.

the class BmpRibInWriter method prefixesToMpUnreach.

/**
 * Create MPUnreach for the prefixes to be handled in the same way as linkstate routes.
 *
 * @param message Update message containing withdrawn routes
 * @return MpUnreachNlri with prefixes from the withdrawn routes field
 */
private static MpUnreachNlri prefixesToMpUnreach(final UpdateMessage message) {
    final List<Ipv4Prefixes> prefixes = new ArrayList<>();
    message.getWithdrawnRoutes().forEach(w -> prefixes.add(new Ipv4PrefixesBuilder().setPrefix(w.getPrefix()).setPathId(w.getPathId()).build()));
    return new MpUnreachNlriBuilder().setAfi(Ipv4AddressFamily.class).setSafi(UnicastSubsequentAddressFamily.class).setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv4CaseBuilder().setDestinationIpv4(new DestinationIpv4Builder().setIpv4Prefixes(prefixes).build()).build()).build()).build();
}

Example 5 with UpdateMessage

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateMessage in project bgpcep by opendaylight.

the class BmpRibInWriter method checkEndOfRib.

/**
 * For each received Update message, the upd sync variable needs to be updated to true, for particular AFI/SAFI
 * combination. Currently we only assume Unicast SAFI. From the Update message we have to extract the AFI. Each
 * Update message can contain BGP Object with one type of AFI. If the object is BGP Link, BGP Node or a BGPPrefix
 * the AFI is Linkstate. In case of BGPRoute, the AFI depends on the IP Address of the prefix.
 *
 * @param msg received Update message
 */
private boolean checkEndOfRib(final UpdateMessage msg) {
    TablesKey type = new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
    boolean isEOR = false;
    if (msg.getNlri() == null && msg.getWithdrawnRoutes() == null) {
        if (msg.getAttributes() != null) {
            if (msg.getAttributes().augmentation(AttributesReach.class) != null) {
                final AttributesReach pa = msg.getAttributes().augmentation(AttributesReach.class);
                if (pa.getMpReachNlri() != null) {
                    type = new TablesKey(pa.getMpReachNlri().getAfi(), pa.getMpReachNlri().getSafi());
                }
            } else if (msg.getAttributes().augmentation(AttributesUnreach.class) != null) {
                final AttributesUnreach pa = msg.getAttributes().augmentation(AttributesUnreach.class);
                if (pa.getMpUnreachNlri() != null) {
                    type = new TablesKey(pa.getMpUnreachNlri().getAfi(), pa.getMpUnreachNlri().getSafi());
                }
                if (pa.getMpUnreachNlri().getWithdrawnRoutes() == null) {
                    // EOR message contains only MPUnreach attribute and no NLRI
                    isEOR = true;
                }
            }
        } else {
            // true for empty Update Message
            isEOR = true;
        }
    }
    if (isEOR) {
        markTableUptodated(type);
        LOG.debug("BMP Synchronization finished for table {} ", type);
    }
    return isEOR;
}