Examples with Notify org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Notify used on opensource projects

Example 26 with Notify

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Notify in project bgpcep by opendaylight.

the class FSMTest method sameBGPIDs.

@Test
public void sameBGPIDs() {
    this.clientSession.channelActive(null);
    assertEquals(1, this.receivedMsgs.size());
    assertTrue(this.receivedMsgs.get(0) instanceof Open);
    this.clientSession.handleMessage(new OpenBuilder(this.classicOpen).setBgpIdentifier(new Ipv4Address("1.1.1.1")).build());
    assertEquals(2, this.receivedMsgs.size());
    assertTrue(this.receivedMsgs.get(1) instanceof Notify);
    final Notification m = this.receivedMsgs.get(this.receivedMsgs.size() - 1);
    assertEquals(BGPError.BAD_BGP_ID, BGPError.forValue(((Notify) m).getErrorCode(), ((Notify) m).getErrorSubcode()));
}

Example 27 with Notify

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Notify in project bgpcep by opendaylight.

the class FSMTest method testNoAs4BytesCapability.

@Test
public void testNoAs4BytesCapability() {
    this.clientSession.channelActive(null);
    assertEquals(1, this.receivedMsgs.size());
    assertTrue(this.receivedMsgs.get(0) instanceof Open);
    final List<BgpParameters> tlvs = Lists.newArrayList();
    final List<OptionalCapabilities> capas = Lists.newArrayList();
    capas.add(new OptionalCapabilitiesBuilder().setCParameters(new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().setMultiprotocolCapability(new MultiprotocolCapabilityBuilder().setAfi(this.ipv4tt.getAfi()).setSafi(this.ipv4tt.getSafi()).build()).build()).build()).build());
    capas.add(new OptionalCapabilitiesBuilder().setCParameters(BgpExtendedMessageUtil.EXTENDED_MESSAGE_CAPABILITY).build());
    tlvs.add(new BgpParametersBuilder().setOptionalCapabilities(capas).build());
    // Open Message without advertised four-octet AS Number capability
    this.clientSession.handleMessage(new OpenBuilder().setMyAsNumber(30).setHoldTimer(1).setVersion(new ProtocolVersion((short) 4)).setBgpParameters(tlvs).setBgpIdentifier(new Ipv4Address("1.1.1.2")).build());
    assertEquals(2, this.receivedMsgs.size());
    assertTrue(this.receivedMsgs.get(1) instanceof Notify);
    final Notification m = this.receivedMsgs.get(this.receivedMsgs.size() - 1);
    assertEquals(BGPError.UNSUPPORTED_CAPABILITY, BGPError.forValue(((Notify) m).getErrorCode(), ((Notify) m).getErrorSubcode()));
    assertNotNull(((Notify) m).getData());
}

Example 28 with Notify

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Notify in project bgpcep by opendaylight.

the class PeerDownHandler method parseBgpNotificationMessage.

private org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.peer.down.data.Notification parseBgpNotificationMessage(final ByteBuf bytes) throws BmpDeserializationException {
    final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.peer.down.data.NotificationBuilder notificationCBuilder = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.peer.down.data.NotificationBuilder();
    final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.peer.down.data.notification.NotificationBuilder notificationBuilder = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.peer.down.data.notification.NotificationBuilder();
    try {
        final Notification not = this.msgRegistry.parseMessage(bytes, null);
        requireNonNull(not, "Notify message may not be null.");
        Preconditions.checkArgument(not instanceof NotifyMessage, "An instance of NotifyMessage is required");
        notificationBuilder.fieldsFrom((NotifyMessage) not);
        notificationCBuilder.setNotification(notificationBuilder.build());
    } catch (final BGPDocumentedException | BGPParsingException e) {
        throw new BmpDeserializationException("Error while parsing BGP Notification message.", e);
    }
    return notificationCBuilder.build();
}

Example 29 with Notify

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Notify in project bgpcep by opendaylight.

the class BGPNotificationMessageParser method serializeMessage.

/**
 * Serializes BGP Notification message.
 *
 * @param msg to be serialized
 * @param bytes ByteBuf where the message will be serialized
 */
@Override
public void serializeMessage(final Notification msg, final ByteBuf bytes) {
    Preconditions.checkArgument(msg instanceof Notify, "Message needs to be of type Notify");
    final Notify ntf = (Notify) msg;
    final ByteBuf msgBody = Unpooled.buffer();
    msgBody.writeByte(ntf.getErrorCode());
    msgBody.writeByte(ntf.getErrorSubcode());
    final byte[] data = ntf.getData();
    if (data != null) {
        msgBody.writeBytes(data);
    }
    LOG.trace("Notification message serialized to: {}", ByteBufUtil.hexDump(msgBody));
    MessageUtil.formatMessage(TYPE, msgBody, bytes);
}

Example 30 with Notify

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Notify in project netvirt by opendaylight.

the class VpnInterfaceManager method processVpnInterfaceUp.

// "Unconditional wait" and "Wait not in loop" wrt the VpnNotifyTask below - suppressing the FB violation -
// see comments below.
@SuppressFBWarnings({ "UW_UNCOND_WAIT", "WA_NOT_IN_LOOP" })
protected void processVpnInterfaceUp(final BigInteger dpId, VpnInterface vpnInterface, final String primaryRd, final int lportTag, boolean isInterfaceUp, WriteTransaction writeConfigTxn, WriteTransaction writeOperTxn, WriteTransaction writeInvTxn, Interface interfaceState, final String vpnName) {
    final String interfaceName = vpnInterface.getName();
    Optional<VpnInterfaceOpDataEntry> optOpVpnInterface = VpnUtil.getVpnInterfaceOpDataEntry(dataBroker, interfaceName, vpnName);
    VpnInterfaceOpDataEntry opVpnInterface = optOpVpnInterface.isPresent() ? optOpVpnInterface.get() : null;
    boolean isBgpVpnInternetVpn = VpnUtil.isBgpVpnInternet(dataBroker, vpnName);
    if (!isInterfaceUp) {
        LOG.info("processVpnInterfaceUp: Binding vpn service to interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
        long vpnId = VpnUtil.getVpnId(dataBroker, vpnName);
        if (vpnId == VpnConstants.INVALID_ID) {
            LOG.warn("processVpnInterfaceUp: VpnInstance to VPNId mapping not available for VpnName {}" + " processing vpninterface {} on dpn {}, bailing out now.", vpnName, interfaceName, dpId);
            return;
        }
        boolean waitForVpnInterfaceOpRemoval = false;
        if (opVpnInterface != null && !opVpnInterface.isScheduledForRemove()) {
            String opVpnName = opVpnInterface.getVpnInstanceName();
            String primaryInterfaceIp = null;
            if (opVpnName.equals(vpnName)) {
                // Please check if the primary VRF Entry does not exist for VPNInterface
                // If so, we have to process ADD, as this might be a DPN Restart with Remove and Add triggered
                // back to back
                // However, if the primary VRF Entry for this VPNInterface exists, please continue bailing out !
                List<Adjacency> adjs = VpnUtil.getAdjacenciesForVpnInterfaceFromConfig(dataBroker, interfaceName);
                if (adjs == null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} failed as adjacencies" + " for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
                    return;
                }
                for (Adjacency adj : adjs) {
                    if (adj.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                        primaryInterfaceIp = adj.getIpAddress();
                        break;
                    }
                }
                if (primaryInterfaceIp == null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} addition on dpn {} for vpn {} failed" + " as primary adjacency for this vpn interface could not be obtained", interfaceName, dpId, vpnName);
                    return;
                }
                // Get the rd of the vpn instance
                VrfEntry vrf = VpnUtil.getVrfEntry(dataBroker, primaryRd, primaryInterfaceIp);
                if (vrf != null) {
                    LOG.error("processVpnInterfaceUp: VPN Interface {} on dpn {} for vpn {} already provisioned ," + " bailing out from here.", interfaceName, dpId, vpnName);
                    return;
                }
                waitForVpnInterfaceOpRemoval = true;
            } else {
                LOG.error("processVpnInterfaceUp: vpn interface {} to go to configured vpn {} on dpn {}," + " but in operational vpn {}", interfaceName, vpnName, dpId, opVpnName);
            }
        }
        if (!waitForVpnInterfaceOpRemoval) {
            // Add the VPNInterface and quit
            vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
            true);
            processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState);
            if (!isBgpVpnInternetVpn) {
                VpnUtil.bindService(vpnName, interfaceName, dataBroker, false, /*isTunnelInterface*/
                jobCoordinator);
            }
            LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
            if (interfaceManager.isExternalInterface(interfaceName)) {
                processExternalVpnInterface(interfaceName, vpnName, vpnId, dpId, lportTag, writeInvTxn, NwConstants.ADD_FLOW);
            }
            return;
        }
        // FIB didn't get a chance yet to clean up this VPNInterface
        // Let us give it a chance here !
        LOG.info("processVpnInterfaceUp: Trying to add VPN Interface {} on dpn {} for vpn {}," + " but waiting for FIB to clean up! ", interfaceName, dpId, vpnName);
        try {
            Runnable notifyTask = new VpnNotifyTask();
            synchronized (notifyTask) {
                // Per FB's "Unconditional wait" violation, the code should really verify that the condition it
                // intends to wait for is not already satisfied before calling wait. However the VpnNotifyTask is
                // published here while holding the lock on it so this path will hit the wait before notify can be
                // invoked.
                vpnIntfMap.put(interfaceName, notifyTask);
                try {
                    notifyTask.wait(VpnConstants.MAX_WAIT_TIME_IN_MILLISECONDS);
                } catch (InterruptedException e) {
                // Ignored
                }
            }
        } finally {
            vpnIntfMap.remove(interfaceName);
        }
        if (opVpnInterface != null) {
            LOG.warn("processVpnInterfaceUp: VPN Interface {} removal on dpn {} for vpn {}" + " by FIB did not complete on time," + " bailing addition ...", interfaceName, dpId, vpnName);
            VpnUtil.unsetScheduledToRemoveForVpnInterface(txRunner, interfaceName);
            return;
        }
        // VPNInterface got removed, proceed with Add
        LOG.info("processVpnInterfaceUp: Continuing to plumb vpn interface {} onto dpn {} for vpn {}", interfaceName, dpId, vpnName);
        vpnFootprintService.updateVpnToDpnMapping(dpId, vpnName, primaryRd, interfaceName, null, /*ipAddressSourceValuePair*/
        true);
        processVpnInterfaceAdjacencies(dpId, lportTag, vpnName, primaryRd, interfaceName, vpnId, writeConfigTxn, writeOperTxn, writeInvTxn, interfaceState);
        if (!isBgpVpnInternetVpn) {
            VpnUtil.bindService(vpnName, interfaceName, dataBroker, false, /*isTunnelInterface*/
            jobCoordinator);
        }
        LOG.info("processVpnInterfaceUp: Plumbed vpn interface {} onto dpn {} for vpn {} after waiting for" + " FIB to clean up", interfaceName, dpId, vpnName);
        if (interfaceManager.isExternalInterface(interfaceName)) {
            processExternalVpnInterface(interfaceName, vpnName, vpnId, dpId, lportTag, writeInvTxn, NwConstants.ADD_FLOW);
        }
    } else {
        // Interface is retained in the DPN, but its Link Up.
        // Advertise prefixes again for this interface to BGP
        InstanceIdentifier<VpnInterface> identifier = VpnUtil.getVpnInterfaceIdentifier(vpnInterface.getName());
        InstanceIdentifier<VpnInterfaceOpDataEntry> vpnInterfaceOpIdentifier = VpnUtil.getVpnInterfaceOpDataEntryIdentifier(interfaceName, vpnName);
        advertiseAdjacenciesForVpnToBgp(primaryRd, dpId, vpnInterfaceOpIdentifier, vpnName, interfaceName);
        // Perform similar operation as interface add event for extraroutes.
        InstanceIdentifier<Adjacencies> path = identifier.augmentation(Adjacencies.class);
        Optional<Adjacencies> optAdjacencies = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, path);
        if (!optAdjacencies.isPresent()) {
            LOG.trace("No config adjacencies present for vpninterface {}", vpnInterface);
            return;
        }
        List<Adjacency> adjacencies = optAdjacencies.get().getAdjacency();
        for (Adjacency adjacency : adjacencies) {
            if (adjacency.getAdjacencyType() == AdjacencyType.PrimaryAdjacency) {
                continue;
            }
            // if BGPVPN Internet, filter only IPv6 Adjacencies
            if (isBgpVpnInternetVpn && !VpnUtil.isAdjacencyEligibleToVpnInternet(dataBroker, adjacency)) {
                continue;
            }
            addNewAdjToVpnInterface(vpnInterfaceOpIdentifier, primaryRd, adjacency, dpId, writeOperTxn, writeConfigTxn);
        }
    }
}