Examples with Received org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.network.instance.protocol.bgp.neighbor_state.augmentation.messages.Received used on opensource projects

Example 66 with Received

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.network.instance.protocol.bgp.neighbor_state.augmentation.messages.Received in project bgpcep by opendaylight.

the class BGPSessionImpl method handleMessage.

/**
 * Handles incoming message based on their type.
 *
 * @param msg incoming message
 */
void handleMessage(final Notification msg) {
    // synchronize on listener and then on this object to ensure correct order of locking
    synchronized (this.listener) {
        synchronized (this) {
            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
                    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) {
                terminate(e);
            }
        }
    }
}

Example 67 with Received

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.network.instance.protocol.bgp.neighbor_state.augmentation.messages.Received in project bgpcep by opendaylight.

the class BGPSynchronization method updReceived.

/**
 * 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
 */
public void updReceived(final Update msg) {
    TablesKey type = new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
    boolean isEOR = false;
    if (msg.getNlri() == null && msg.getWithdrawnRoutes() == null) {
        final Attributes attrs = msg.getAttributes();
        if (attrs != null) {
            if (attrs.augmentation(AttributesReach.class) != null) {
                final AttributesReach pa = attrs.augmentation(AttributesReach.class);
                if (pa.getMpReachNlri() != null) {
                    type = new TablesKey(pa.getMpReachNlri().getAfi(), pa.getMpReachNlri().getSafi());
                }
            } else if (attrs.augmentation(AttributesUnreach.class) != null) {
                final AttributesUnreach pa = attrs.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;
        }
    }
    syncType(type, isEOR);
}

Example 68 with Received

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.network.instance.protocol.bgp.neighbor_state.augmentation.messages.Received in project bgpcep by opendaylight.

the class EffectiveRibInWriter method writeRoute.

private void writeRoute(final DOMDataTreeWriteTransaction tx, final RIBSupport<?, ?> ribSupport, final YangInstanceIdentifier routePath, final Optional<NormalizedNode> routeBefore, final NormalizedNode routeAfter, final boolean longLivedStale) {
    final TablesKey tablesKey = ribSupport.getTablesKey();
    CountersUtil.increment(this.prefixesReceived.get(tablesKey), tablesKey);
    // Lookup per-table attributes from RIBSupport
    final ContainerNode advertisedAttrs = (ContainerNode) NormalizedNodes.findNode(routeAfter, ribSupport.routeAttributesIdentifier()).orElse(null);
    final Attributes routeAttrs = ribSupport.attributeFromContainerNode(advertisedAttrs);
    final Optional<Attributes> optEffAtt;
    // considered as received with LLGR_STALE from peer which is not true.
    if (longLivedStale) {
        // LLGR procedures are in effect. If the route is tagged with NO_LLGR, it needs to be removed.
        final List<Communities> effCommunities = routeAttrs.getCommunities();
        if (effCommunities != null && effCommunities.contains(CommunityUtil.NO_LLGR)) {
            deleteRoute(tx, ribSupport, routePath, routeBefore.orElse(null));
            return;
        }
        optEffAtt = Optional.of(wrapLongLivedStale(routeAttrs));
    } else {
        optEffAtt = ribPolicies.applyImportPolicies(peerImportParameters, routeAttrs, verifyNotNull(tableTypeRegistry.getAfiSafiType(ribSupport.getTablesKey())));
    }
    if (!optEffAtt.isPresent()) {
        deleteRoute(tx, ribSupport, routePath, routeBefore.orElse(null));
        return;
    }
    handleRouteTarget(ModificationType.WRITE, ribSupport, routePath, routeAfter);
    tx.put(LogicalDatastoreType.OPERATIONAL, routePath, routeAfter);
    CountersUtil.increment(this.prefixesInstalled.get(tablesKey), tablesKey);
    final Attributes attToStore = optEffAtt.get();
    if (!attToStore.equals(routeAttrs)) {
        final YangInstanceIdentifier attPath = routePath.node(ribSupport.routeAttributesIdentifier());
        final ContainerNode finalAttribute = ribSupport.attributeToContainerNode(attPath, attToStore);
        tx.put(LogicalDatastoreType.OPERATIONAL, attPath, finalAttribute);
    }
}

Example 69 with Received

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.network.instance.protocol.bgp.neighbor_state.augmentation.messages.Received in project bgpcep by opendaylight.

the class GracefulRestartTest method waitForEORonLocalGracefulRestart.

/**
 * Wait with route selection until EOT is received.
 *
 * @throws Exception on reading Rib failure
 */
@Test
public void waitForEORonLocalGracefulRestart() throws Exception {
    performLocalGracefulRestart();
    final List<Ipv4Prefix> ipv4prefixes = Arrays.asList(new Ipv4Prefix(PREFIX1));
    final List<Ipv6Prefix> ipv6prefixes = Arrays.asList(new Ipv6Prefix(PREFIX3));
    insertRoutes(ipv4prefixes, ipv6prefixes);
    checkLocRibIpv4Routes(2);
    checkLocRibIpv6Routes(0);
    insertRoutes(null, null);
    checkLocRibIpv4Routes(2);
    checkLocRibIpv6Routes(1);
}

Example 70 with Received

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.network.instance.protocol.bgp.neighbor_state.augmentation.messages.Received in project bgpcep by opendaylight.

the class BGPPeerBuilder method createPeer.

static void createPeer(final BGPDispatcher dispatcher, final Arguments arguments, final InetSocketAddress localAddress, final BGPSessionListener sessionListener, final BgpParameters bgpParameters) {
    final AsNumber as = arguments.getAs();
    final BGPSessionPreferences proposal = new BGPSessionPreferences(as, arguments.getHoldTimer(), new BgpId(localAddress.getAddress().getHostAddress()), as, Collections.singletonList(bgpParameters), Optional.empty());
    final BGPPeerRegistry strictBGPPeerRegistry = dispatcher.getBGPPeerRegistry();
    if (arguments.getInitiateConnection()) {
        for (final InetSocketAddress remoteAddress : arguments.getRemoteAddresses()) {
            strictBGPPeerRegistry.addPeer(StrictBGPPeerRegistry.getIpAddress(remoteAddress), sessionListener, proposal);
            addFutureListener(localAddress, ((BGPDispatcherImpl) dispatcher).createClient(localAddress, remoteAddress, RETRY_TIMER, true));
        }
    } else {
        for (final InetSocketAddress remoteAddress : arguments.getRemoteAddresses()) {
            strictBGPPeerRegistry.addPeer(StrictBGPPeerRegistry.getIpAddress(remoteAddress), sessionListener, proposal);
        }
        addFutureListener(localAddress, dispatcher.createServer(localAddress));
    }
    LOG.debug("Listener {} received proposal {}", sessionListener, proposal);
}