Examples with Network org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network used on opensource projects

Example 31 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class VpnSubnetRouteHandler method onSubnetAddedToVpn.

// TODO Clean up the exception handling
@SuppressWarnings("checkstyle:IllegalCatch")
public void onSubnetAddedToVpn(Subnetmap subnetmap, boolean isBgpVpn, Long elanTag) {
    Uuid subnetId = subnetmap.getId();
    String subnetIp = subnetmap.getSubnetIp();
    Subnetmap subMap = null;
    SubnetOpDataEntry subOpEntry = null;
    SubnetOpDataEntryBuilder subOpBuilder = null;
    InstanceIdentifier<SubnetOpDataEntry> subOpIdentifier = null;
    Optional<SubnetOpDataEntry> optionalSubs = null;
    Preconditions.checkNotNull(subnetId, LOGGING_PREFIX + " onSubnetAddedToVpn: SubnetId cannot be null or empty!");
    Preconditions.checkNotNull(subnetIp, LOGGING_PREFIX + " onSubnetAddedToVpn: SubnetPrefix cannot be null or empty!");
    Preconditions.checkNotNull(elanTag, LOGGING_PREFIX + " onSubnetAddedToVpn: ElanTag cannot be null or empty!");
    String vpnName;
    if (subnetmap.getVpnId() != null) {
        vpnName = subnetmap.getVpnId().getValue();
        long vpnId = VpnUtil.getVpnId(dataBroker, vpnName);
        if (vpnId == VpnConstants.INVALID_ID) {
            vpnOpDataSyncer.waitForVpnDataReady(VpnOpDataType.vpnInstanceToId, vpnName, VpnConstants.PER_VPN_INSTANCE_MAX_WAIT_TIME_IN_MILLISECONDS);
            vpnId = VpnUtil.getVpnId(dataBroker, vpnName);
            if (vpnId == VpnConstants.INVALID_ID) {
                LOG.error("{} onSubnetAddedToVpn: VpnInstance to VPNId mapping not yet available for VpnName {} " + "processing subnet {} with IP {}, bailing out now.", LOGGING_PREFIX, vpnName, subnetId, subnetIp);
                return;
            }
        }
    } else {
        LOG.error("onSubnetAddedToVpn: VpnId {} for subnet {} not found, bailing out", subnetmap.getVpnId(), subnetId);
        return;
    }
    LOG.info("{} onSubnetAddedToVpn: Subnet {} with IP {} being added to vpn {}", LOGGING_PREFIX, subnetId.getValue(), subnetIp, vpnName);
    // TODO(vivek): Change this to use more granularized lock at subnetId level
    try {
        VpnUtil.lockSubnet(lockManager, subnetId.getValue());
        try {
            // Please check if subnetId belongs to an External Network
            InstanceIdentifier<Subnetmap> subMapid = InstanceIdentifier.builder(Subnetmaps.class).child(Subnetmap.class, new SubnetmapKey(subnetId)).build();
            Optional<Subnetmap> sm = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, subMapid);
            if (!sm.isPresent()) {
                LOG.error("{} onSubnetAddedToVpn: Unable to retrieve subnetmap entry for subnet {} IP {}" + " vpnName {}", LOGGING_PREFIX, subnetId, subnetIp, vpnName);
                return;
            }
            subMap = sm.get();
            if (isBgpVpn) {
                InstanceIdentifier<Networks> netsIdentifier = InstanceIdentifier.builder(ExternalNetworks.class).child(Networks.class, new NetworksKey(subMap.getNetworkId())).build();
                Optional<Networks> optionalNets = VpnUtil.read(dataBroker, LogicalDatastoreType.CONFIGURATION, netsIdentifier);
                if (optionalNets.isPresent()) {
                    LOG.info("{} onSubnetAddedToVpn: subnet {} with IP {} is an external subnet on external " + "network {}, so ignoring this for SubnetRoute on vpn {}", LOGGING_PREFIX, subnetId.getValue(), subnetIp, subMap.getNetworkId().getValue(), vpnName);
                    return;
                }
            }
            // Create and add SubnetOpDataEntry object for this subnet to the SubnetOpData container
            subOpIdentifier = InstanceIdentifier.builder(SubnetOpData.class).child(SubnetOpDataEntry.class, new SubnetOpDataEntryKey(subnetId)).build();
            optionalSubs = VpnUtil.read(dataBroker, LogicalDatastoreType.OPERATIONAL, subOpIdentifier);
            if (optionalSubs.isPresent()) {
                LOG.error("{} onSubnetAddedToVpn: SubnetOpDataEntry for subnet {} with ip {} and vpn {} already" + " detected to be present", LOGGING_PREFIX, subnetId.getValue(), subnetIp, vpnName);
                return;
            }
            LOG.debug("{} onSubnetAddedToVpn: Creating new SubnetOpDataEntry node for subnet {} subnetIp {} " + "vpn {}", LOGGING_PREFIX, subnetId.getValue(), subnetIp, vpnName);
            subOpBuilder = new SubnetOpDataEntryBuilder().setKey(new SubnetOpDataEntryKey(subnetId));
            subOpBuilder.setSubnetId(subnetId);
            subOpBuilder.setSubnetCidr(subnetIp);
            String primaryRd = VpnUtil.getPrimaryRd(dataBroker, vpnName);
            if (isBgpVpn && !VpnUtil.isBgpVpn(vpnName, primaryRd)) {
                LOG.error("{} onSubnetAddedToVpn: The VPN Instance name {} does not have RD. Bailing out for" + " subnet {} subnetIp {} ", LOGGING_PREFIX, vpnName, subnetId.getValue(), subnetIp);
                return;
            }
            subOpBuilder.setVrfId(primaryRd);
            subOpBuilder.setVpnName(vpnName);
            subOpBuilder.setSubnetToDpn(new ArrayList<>());
            subOpBuilder.setRouteAdvState(TaskState.Idle);
            subOpBuilder.setElanTag(elanTag);
            Long l3Vni = VpnUtil.getVpnInstanceOpData(dataBroker, primaryRd).getL3vni();
            subOpBuilder.setL3vni(l3Vni);
            subOpEntry = subOpBuilder.build();
            MDSALUtil.syncWrite(dataBroker, LogicalDatastoreType.OPERATIONAL, subOpIdentifier, subOpEntry);
            LOG.info("onSubnetAddedToVpn: Added subnetopdataentry to OP Datastore for subnet {}", subnetId.getValue());
        } catch (Exception ex) {
            LOG.error("Creation of SubnetOpDataEntry for subnet {} failed ", subnetId.getValue(), ex);
            // The second part of this method depends on subMap being non-null so fail fast here.
            return;
        } finally {
            VpnUtil.unlockSubnet(lockManager, subnetId.getValue());
        }
        // In second critical section , Port-Op-Data will be updated.
        VpnUtil.lockSubnet(lockManager, subnetId.getValue());
        try {
            BigInteger dpnId = null;
            SubnetToDpn subDpn = null;
            Map<BigInteger, SubnetToDpn> subDpnMap = new HashMap<>();
            optionalSubs = VpnUtil.read(dataBroker, LogicalDatastoreType.OPERATIONAL, subOpIdentifier);
            subOpBuilder = new SubnetOpDataEntryBuilder(optionalSubs.get()).setKey(new SubnetOpDataEntryKey(subnetId));
            List<Uuid> portList = subMap.getPortList();
            if (portList != null) {
                for (Uuid port : portList) {
                    Interface intfState = InterfaceUtils.getInterfaceStateFromOperDS(dataBroker, port.getValue());
                    if (intfState != null) {
                        try {
                            dpnId = InterfaceUtils.getDpIdFromInterface(intfState);
                        } catch (Exception e) {
                            LOG.error("{} onSubnetAddedToVpn: Unable to obtain dpnId for interface {}," + " subnetroute inclusion for this interface for subnet {} subnetIp {} vpn {}" + " failed with exception", LOGGING_PREFIX, port.getValue(), subnetId.getValue(), subnetIp, vpnName, e);
                            continue;
                        }
                        if (dpnId.equals(BigInteger.ZERO)) {
                            LOG.error("{} onSubnetAddedToVpn: Port {} is not assigned DPN yet," + " ignoring subnet {} subnetIP {} vpn {}", LOGGING_PREFIX, port.getValue(), subnetId.getValue(), subnetIp, vpnName);
                            continue;
                        }
                        subOpDpnManager.addPortOpDataEntry(port.getValue(), subnetId, dpnId);
                        if (intfState.getOperStatus() != OperStatus.Up) {
                            LOG.error("{} onSubnetAddedToVpn: Port {} is not UP yet, ignoring subnet {}" + " subnetIp {} vpn {}", LOGGING_PREFIX, port.getValue(), subnetId.getValue(), subnetIp, vpnName);
                            continue;
                        }
                        subDpn = subOpDpnManager.addInterfaceToDpn(subnetId, dpnId, port.getValue());
                        if (intfState.getOperStatus() == OperStatus.Up) {
                            // port is UP
                            subDpnMap.put(dpnId, subDpn);
                        }
                    } else {
                        subOpDpnManager.addPortOpDataEntry(port.getValue(), subnetId, null);
                    }
                }
                if (subDpnMap.size() > 0) {
                    subOpBuilder.setSubnetToDpn(new ArrayList<>(subDpnMap.values()));
                }
            }
            electNewDpnForSubnetRoute(subOpBuilder, null, /* oldDpnId */
            subnetId, subMap.getNetworkId(), isBgpVpn);
            subOpEntry = subOpBuilder.build();
            MDSALUtil.syncUpdate(dataBroker, LogicalDatastoreType.OPERATIONAL, subOpIdentifier, subOpEntry);
            LOG.info("{} onSubnetAddedToVpn: Added PortOpDataEntry and VpnInterfaces to SubnetOpData" + " for subnet {} subnetIp {} vpn {} TaskState {} lastTaskState {}", LOGGING_PREFIX, subnetId.getValue(), subnetIp, vpnName, subOpEntry.getRouteAdvState(), subOpEntry.getLastAdvState());
        } catch (RuntimeException ex) {
            LOG.error("{} onSubnetAddedToVpn: Creation of SubnetOpDataEntry for subnet {} subnetIp {} vpn {} failed", LOGGING_PREFIX, subnetId.getValue(), subnetIp, vpnName, ex);
        } finally {
            VpnUtil.unlockSubnet(lockManager, subnetId.getValue());
        }
    } catch (RuntimeException e) {
        LOG.error("{} onSubnetAddedToVpn: Unable to handle subnet {} with ip {} added to vpn {}", LOGGING_PREFIX, subnetId.getValue(), subnetIp, vpnName, e);
    }
}

Example 32 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class DhcpPktHandler method onPacketReceived.

// TODO: Handle this in a separate thread
@Override
public void onPacketReceived(PacketReceived packet) {
    if (!config.isControllerDhcpEnabled()) {
        return;
    }
    Class<? extends PacketInReason> pktInReason = packet.getPacketInReason();
    short tableId = packet.getTableId().getValue();
    if ((tableId == NwConstants.DHCP_TABLE || tableId == NwConstants.DHCP_TABLE_EXTERNAL_TUNNEL) && isPktInReasonSendtoCtrl(pktInReason)) {
        byte[] inPayload = packet.getPayload();
        Ethernet ethPkt = new Ethernet();
        try {
            ethPkt.deserialize(inPayload, 0, inPayload.length * NetUtils.NUM_BITS_IN_A_BYTE);
        } catch (PacketException e) {
            LOG.warn("Failed to decode DHCP Packet.", e);
            LOG.trace("Received packet {}", packet);
            return;
        }
        DHCP pktIn;
        pktIn = getDhcpPktIn(ethPkt);
        if (pktIn != null) {
            LOG.trace("DHCPPkt received: {}", pktIn);
            LOG.trace("Received Packet: {}", packet);
            BigInteger metadata = packet.getMatch().getMetadata().getMetadata();
            long portTag = MetaDataUtil.getLportFromMetadata(metadata).intValue();
            String macAddress = DHCPUtils.byteArrayToString(ethPkt.getSourceMACAddress());
            BigInteger tunnelId = packet.getMatch().getTunnel() == null ? null : packet.getMatch().getTunnel().getTunnelId();
            String interfaceName = getInterfaceNameFromTag(portTag);
            InterfaceInfo interfaceInfo = interfaceManager.getInterfaceInfoFromOperationalDataStore(interfaceName);
            if (interfaceInfo == null) {
                LOG.error("Failed to get interface info for interface name {}", interfaceName);
                return;
            }
            Port port;
            if (tunnelId != null) {
                port = dhcpExternalTunnelManager.readVniMacToPortCache(tunnelId, macAddress);
            } else {
                port = getNeutronPort(interfaceName);
            }
            Subnet subnet = getNeutronSubnet(port);
            String serverMacAddress = interfaceInfo.getMacAddress();
            String serverIp = null;
            if (subnet != null) {
                java.util.Optional<SubnetToDhcpPort> dhcpPortData = DhcpServiceUtils.getSubnetDhcpPortData(broker, subnet.getUuid().getValue());
                /* If enable_dhcp_service flag was enabled and an ODL network DHCP Port data was made available use
                     * the ports Fixed IP as server IP for DHCP communication.
                     */
                if (dhcpPortData.isPresent()) {
                    serverIp = dhcpPortData.get().getPortFixedip();
                    serverMacAddress = dhcpPortData.get().getPortMacaddress();
                } else {
                    // DHCP Neutron Port not found for this network
                    LOG.error("Neutron DHCP port is not available for the Subnet {} and port {}.", subnet.getUuid(), port.getUuid());
                    return;
                }
            }
            DHCP replyPkt = handleDhcpPacket(pktIn, interfaceName, macAddress, port, subnet, serverIp);
            if (replyPkt == null) {
                LOG.warn("Unable to construct reply packet for interface name {}", interfaceName);
                return;
            }
            byte[] pktOut = getDhcpPacketOut(replyPkt, ethPkt, serverMacAddress);
            sendPacketOut(pktOut, interfaceInfo.getDpId(), interfaceName, tunnelId);
        }
    }
}

Example 33 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class DhcpServiceUtils method createSubnetDhcpPortData.

@SuppressWarnings("checkstyle:IllegalCatch")
protected static void createSubnetDhcpPortData(Port port, BiConsumer<InstanceIdentifier<SubnetToDhcpPort>, SubnetToDhcpPort> consumer) {
    java.util.Optional<String> ip4Address = getIpV4Address(port);
    java.util.Optional<String> subnetId = getNeutronSubnetId(port);
    if (!(ip4Address.isPresent() && subnetId.isPresent())) {
        return;
    }
    LOG.trace("Adding SubnetPortData entry for subnet {}", subnetId.get());
    InstanceIdentifier<SubnetToDhcpPort> identifier = buildSubnetToDhcpPort(subnetId.get());
    SubnetToDhcpPort subnetToDhcpPort = getSubnetToDhcpPort(port, subnetId.get(), ip4Address.get());
    try {
        LOG.trace("Adding to SubnetToDhcpPort subnet {}  mac {}.", subnetId.get(), port.getMacAddress().getValue());
        consumer.accept(identifier, subnetToDhcpPort);
    } catch (Exception e) {
        LOG.error("Failure while creating SubnetToDhcpPort map for network {}.", port.getNetworkId(), e);
    }
}

Example 34 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class DhcpServiceUtils method getSegmentationId.

public static String getSegmentationId(Uuid networkId, DataBroker broker) {
    InstanceIdentifier<Network> inst = InstanceIdentifier.create(Neutron.class).child(Networks.class).child(Network.class, new NetworkKey(networkId));
    Optional<Network> optionalNetwork = MDSALUtil.read(broker, LogicalDatastoreType.CONFIGURATION, inst);
    if (!optionalNetwork.isPresent()) {
        return null;
    }
    Network network = optionalNetwork.get();
    String segmentationId = NeutronUtils.getSegmentationIdFromNeutronNetwork(network, NetworkTypeVxlan.class);
    return segmentationId;
}

Example 35 with Network

use of org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.dhcp_allocation_pool.rev161214.dhcp_allocation_pool.Network in project netvirt by opendaylight.

the class DhcpAllocationPoolManager method getAllocationPoolByNetwork.

public AllocationPool getAllocationPoolByNetwork(String networkId) throws ReadFailedException {
    InstanceIdentifier<Network> network = InstanceIdentifier.builder(DhcpAllocationPool.class).child(Network.class, new NetworkKey(networkId)).build();
    Optional<Network> optionalNetworkConfData = SingleTransactionDataBroker.syncReadOptional(dataBroker, LogicalDatastoreType.CONFIGURATION, network);
    if (!optionalNetworkConfData.isPresent()) {
        LOG.info("No network configuration data for network {}", networkId);
        return null;
    }
    Network networkConfData = optionalNetworkConfData.get();
    List<AllocationPool> allocationPoolList = networkConfData.getAllocationPool();
    // as we have no info about a specific subnet
    if (allocationPoolList != null && !allocationPoolList.isEmpty()) {
        return allocationPoolList.get(0);
    } else {
        LOG.warn("No allocation pools for network {}", networkId);
        return null;
    }
}