Examples with Open org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open used on opensource projects

Example 11 with Open

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open in project bgpcep by opendaylight.

the class BGPSessionImpl method handleMessage.

/**
 * Handles incoming message based on their type.
 *
 * @param msg incoming message
 */
synchronized void handleMessage(final Notification msg) {
    if (this.state == State.IDLE) {
        return;
    }
    try {
        // Update last reception time
        this.lastMessageReceivedAt = System.nanoTime();
        if (msg instanceof Open) {
            // Open messages should not be present here
            this.terminate(new BGPDocumentedException(null, BGPError.FSM_ERROR));
        } else if (msg instanceof Notify) {
            final Notify notify = (Notify) msg;
            // Notifications are handled internally
            LOG.info("Session closed because Notification message received: {} / {}, data={}", notify.getErrorCode(), notify.getErrorSubcode(), notify.getData() != null ? ByteBufUtil.hexDump(notify.getData()) : null);
            notifyTerminationReasonAndCloseWithoutMessage(notify.getErrorCode(), notify.getErrorSubcode());
        } else if (msg instanceof Keepalive) {
            // Keepalives are handled internally
            LOG.trace("Received KeepAlive message.");
            this.kaCounter++;
            if (this.kaCounter >= 2) {
                this.sync.kaReceived();
            }
        } else if (msg instanceof RouteRefresh) {
            this.listener.onMessage(this, msg);
        } else if (msg instanceof Update) {
            this.listener.onMessage(this, msg);
            this.sync.updReceived((Update) msg);
        } else {
            LOG.warn("Ignoring unhandled message: {}.", msg.getClass());
        }
        this.sessionState.messageReceived(msg);
    } catch (final BGPDocumentedException e) {
        this.terminate(e);
    }
}

Example 12 with Open

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open in project bgpcep by opendaylight.

the class StrictBGPPeerRegistry method getPeer.

@Override
public synchronized BGPSessionListener getPeer(final IpAddress ip, final Ipv4Address sourceId, final Ipv4Address remoteId, final Open openObj) throws BGPDocumentedException {
    requireNonNull(ip);
    requireNonNull(sourceId);
    requireNonNull(remoteId);
    final AsNumber remoteAsNumber = AsNumberUtil.advertizedAsNumber(openObj);
    requireNonNull(remoteAsNumber);
    final BGPSessionPreferences prefs = getPeerPreferences(ip);
    checkPeerConfigured(ip);
    final BGPSessionId currentConnection = new BGPSessionId(sourceId, remoteId, remoteAsNumber);
    final BGPSessionListener p = this.peers.get(ip);
    final BGPSessionId previousConnection = this.sessionIds.get(ip);
    if (previousConnection != null) {
        LOG.warn("Duplicate BGP session established with {}", ip);
        // Session reestablished with different ids
        if (!previousConnection.equals(currentConnection)) {
            LOG.warn("BGP session with {} {} has to be dropped. Same session already present {}", ip, currentConnection, previousConnection);
            throw new BGPDocumentedException(String.format("BGP session with %s %s has to be dropped. Same session already present %s", ip, currentConnection, previousConnection), BGPError.CEASE);
        // Session reestablished with lower source bgp id, dropping current
        } else if (previousConnection.isHigherDirection(currentConnection) || previousConnection.hasHigherAsNumber(currentConnection)) {
            LOG.warn("BGP session with {} {} has to be dropped. Opposite session already present", ip, currentConnection);
            throw new BGPDocumentedException(String.format("BGP session with %s initiated %s has to be dropped. " + "Opposite session already present", ip, currentConnection), BGPError.CEASE);
        // Session reestablished with higher source bgp id, dropping previous
        } else if (currentConnection.isHigherDirection(previousConnection) || currentConnection.hasHigherAsNumber(previousConnection)) {
            LOG.warn("BGP session with {} {} released. Replaced by opposite session", ip, previousConnection);
            this.peers.get(ip).releaseConnection();
            return this.peers.get(ip);
        // Session reestablished with same source bgp id, dropping current as duplicate
        } else {
            LOG.warn("BGP session with %s initiated from %s to %s has to be dropped. Same session already present", ip, sourceId, remoteId);
            throw new BGPDocumentedException(String.format("BGP session with %s initiated %s has to be dropped. " + "Same session already present", ip, currentConnection), BGPError.CEASE);
        }
    }
    validateAs(remoteAsNumber, openObj, prefs);
    // Map session id to peer IP address
    this.sessionIds.put(ip, currentConnection);
    for (final PeerRegistrySessionListener peerRegistrySessionListener : this.sessionListeners) {
        peerRegistrySessionListener.onSessionCreated(ip);
    }
    return p;
}

Example 13 with Open

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open in project bgpcep by opendaylight.

the class EventBusRegistration method sendMessage.

private static void sendMessage(final BGPSessionListener listener, final Notification message) {
    if (BGPMock.CONNECTION_LOST_MAGIC_MSG.equals(message)) {
        listener.onSessionTerminated(null, new BGPTerminationReason(BGPError.CEASE));
    } else if (message instanceof Open) {
        final Set<BgpTableType> tts = Sets.newHashSet();
        final List<AddressFamilies> addPathCapabilitiesList = Lists.newArrayList();
        for (final BgpParameters param : ((Open) message).getBgpParameters()) {
            for (final OptionalCapabilities capa : param.getOptionalCapabilities()) {
                final CParameters cParam = capa.getCParameters();
                if (cParam.getAugmentation(CParameters1.class) == null) {
                    continue;
                }
                if (cParam.getAugmentation(CParameters1.class).getMultiprotocolCapability() != null) {
                    final MultiprotocolCapability p = cParam.getAugmentation(CParameters1.class).getMultiprotocolCapability();
                    LOG.debug("Adding open parameter {}", p);
                    final BgpTableType type = new BgpTableTypeImpl(p.getAfi(), p.getSafi());
                    tts.add(type);
                } else if (cParam.getAugmentation(CParameters1.class).getAddPathCapability() != null) {
                    final AddPathCapability addPathCap = cParam.getAugmentation(CParameters1.class).getAddPathCapability();
                    addPathCapabilitiesList.addAll(addPathCap.getAddressFamilies());
                }
            }
        }
        listener.onSessionUp(new MockBGPSession(tts));
    } else if (!(message instanceof Keepalive)) {
        try {
            listener.onMessage(new MockBGPSession(), message);
        } catch (BGPDocumentedException e) {
            LOG.warn("Exception encountered while handling message", e);
        }
    }
}

Example 14 with Open

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open in project bgpcep by opendaylight.

the class SessionStateImpl method init.

public synchronized void init(final PCEPSessionState session) {
    requireNonNull(session);
    this.pcepSessionState = session;
    final Open localOpen = session.getLocalOpen();
    if (localOpen.getTlvs() != null && localOpen.getTlvs().getAugmentation(Tlvs3.class) != null) {
        final SpeakerEntityId entityId = localOpen.getTlvs().getAugmentation(Tlvs3.class).getSpeakerEntityId();
        if (entityId != null) {
            this.localPref = new LocalPrefBuilder(session.getLocalPref()).addAugmentation(PcepEntityIdStatsAug.class, new PcepEntityIdStatsAugBuilder(entityId).build()).build();
        }
    } else {
        this.localPref = session.getLocalPref();
    }
    this.peerPref = session.getPeerPref();
    this.sessionUpDuration.start();
}

Example 15 with Open

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open in project bgpcep by opendaylight.

the class BmpRouterPeerImpl method setPeerTables.

private static Set<TablesKey> setPeerTables(final ReceivedOpen open) {
    final Set<TablesKey> tables = Sets.newHashSet(DEFAULT_TABLE);
    for (final BgpParameters param : open.getBgpParameters()) {
        for (final OptionalCapabilities optCapa : param.getOptionalCapabilities()) {
            final CParameters cParam = optCapa.getCParameters();
            if (cParam.getAugmentation(CParameters1.class) == null || cParam.getAugmentation(CParameters1.class).getMultiprotocolCapability() == null) {
                continue;
            }
            final MultiprotocolCapability multi = cParam.getAugmentation(CParameters1.class).getMultiprotocolCapability();
            final TablesKey tt = new TablesKey(multi.getAfi(), multi.getSafi());
            tables.add(tt);
        }
    }
    return tables;
}