natservice/natservice-impl/src/main/java/org/opendaylight/vpnservice/natservice/internal/NatServiceProvider.java

   1 /*
   2  * Copyright (c) 2016 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.vpnservice.natservice.internal;
   9
  10 import org.opendaylight.bgpmanager.api.IBgpManager;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  13 import org.opendaylight.controller.sal.binding.api.BindingAwareBroker.ProviderContext;
  14 import org.opendaylight.controller.sal.binding.api.BindingAwareProvider;
  15 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
  16 import org.opendaylight.controller.md.sal.binding.api.NotificationService;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.idmanager.rev150403.IdManagerService;
  18 import org.opendaylight.vpnservice.mdsalutil.interfaces.IMdsalApiManager;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.interfacemgr.rpcs.rev151003.OdlInterfaceRpcService;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.fib.rpc.rev160121.FibRpcService;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.neutronvpn.rev150602.NeutronvpnService;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.vpn.rpc.rev160201.VpnRpcService;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709.PacketProcessingService;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.vpnservice.itm.rpcs.rev151217.ItmRpcService;
  25 import org.slf4j.Logger;
  26 import org.slf4j.LoggerFactory;
  27
  28 import java.util.concurrent.ArrayBlockingQueue;
  29 import java.util.concurrent.BlockingQueue;
  30
  31 public class NatServiceProvider implements BindingAwareProvider, AutoCloseable {
  32     private static final Logger LOG = LoggerFactory.getLogger(NatServiceProvider.class);
  33     private IMdsalApiManager mdsalManager;
  34     private RpcProviderRegistry rpcProviderRegistry;
  35     private OdlInterfaceRpcService interfaceManager;
  36     private NotificationService notificationService;
  37     private ItmRpcService itmManager;
  38     private FloatingIPListener floatingIpListener;
  39     private ExternalNetworkListener extNwListener;
  40     private NaptManager naptManager;
  41     private NaptEventHandler naptEventHandler;
  42     private BlockingQueue<NAPTEntryEvent> naptEventQueue;
  43     private ExternalNetworksChangeListener externalNetworksChangeListener;
  44     private ExternalRoutersListener externalRouterListener;
  45     private NaptPacketInHandler naptPacketInHandler;
  46     private EventDispatcher eventDispatcher;
  47     private IBgpManager bgpManager;
  48     private NaptFlowRemovedEventHandler naptFlowRemovedEventHandler;
  49     private InterfaceStateEventListener interfaceStateEventListener;
  50     private NatNodeEventListener natNodeEventListener;
  51     private NAPTSwitchSelector naptSwitchSelector;
  52     private RouterPortsListener routerPortsListener;
  53
  54     public NatServiceProvider(RpcProviderRegistry rpcProviderRegistry) {
  55         this.rpcProviderRegistry = rpcProviderRegistry;
  56     }
  57
  58     public void setNotificationService(NotificationService notificationService) {
  59         this.notificationService = notificationService;
  60     }
  61
  62     public void setMdsalManager(IMdsalApiManager mdsalManager) {
  63         this.mdsalManager = mdsalManager;
  64     }
  65
  66     public void setBgpManager(IBgpManager bgpManager) {
  67         LOG.debug("BGP Manager reference initialized");
  68         this.bgpManager = bgpManager;
  69     }
  70
  71     @Override
  72     public void close() throws Exception {
  73         floatingIpListener.close();
  74         extNwListener.close();
  75         externalNetworksChangeListener.close();
  76         externalRouterListener.close();
  77         routerPortsListener.close();
  78     }
  79
  80     @Override
  81     public void onSessionInitiated(ProviderContext session) {
  82         LOG.info("NAT Manager Provider Session Initiated");
  83         try {
  84             //Get the DataBroker, PacketProcessingService, IdManagerService and the OdlInterfaceRpcService instances
  85             final  DataBroker dataBroker = session.getSALService(DataBroker.class);
  86             PacketProcessingService pktProcessingService = session.getRpcService(PacketProcessingService.class);
  87             IdManagerService idManager = rpcProviderRegistry.getRpcService(IdManagerService.class);
  88             OdlInterfaceRpcService interfaceService = rpcProviderRegistry.getRpcService(OdlInterfaceRpcService.class);
  89             NeutronvpnService neutronvpnService = rpcProviderRegistry.getRpcService(NeutronvpnService.class);
  90             itmManager = rpcProviderRegistry.getRpcService(ItmRpcService.class);
  91
  92             //Instantiate FloatingIPListener and set the MdsalManager and OdlInterfaceRpcService in it.
  93             floatingIpListener = new FloatingIPListener(dataBroker);
  94             floatingIpListener.setInterfaceManager(interfaceService);
  95             floatingIpListener.setMdsalManager(mdsalManager);
  96
  97             //Instantiate ExternalNetworkListener and set the MdsalManager in it.
  98             extNwListener = new ExternalNetworkListener(dataBroker);
  99             extNwListener.setMdsalManager(mdsalManager);
 100
 101             //Instantiate NaptManager and set the IdManagerService in it.
 102             naptManager = new NaptManager(dataBroker);
 103             naptManager.setIdManager(idManager);
 104
 105             //Instantiate NaptEventHandler and start it as a Thread.
 106             naptEventHandler = new NaptEventHandler(dataBroker);
 107             naptEventHandler.setMdsalManager(mdsalManager);
 108             naptEventHandler.setNaptManager(naptManager);
 109             naptEventQueue = new ArrayBlockingQueue<>(NatConstants.EVENT_QUEUE_LENGTH);
 110             eventDispatcher = new EventDispatcher(naptEventQueue, naptEventHandler);
 111             new Thread(eventDispatcher).start();
 112
 113             //Instantiate NaptPacketInHandler and register it in the notification service.
 114             naptPacketInHandler = new NaptPacketInHandler(eventDispatcher);
 115             notificationService.registerNotificationListener(naptPacketInHandler);
 116
 117             //Floating ip Handler
 118             VpnRpcService vpnService = rpcProviderRegistry.getRpcService(VpnRpcService.class);
 119             FibRpcService fibService = rpcProviderRegistry.getRpcService(FibRpcService.class);
 120             VpnFloatingIpHandler handler = new VpnFloatingIpHandler(vpnService, bgpManager, fibService);
 121             handler.setBroker(dataBroker);
 122             handler.setMdsalManager(mdsalManager);
 123             handler.setListener(floatingIpListener);
 124             floatingIpListener.setFloatingIpHandler(handler);
 125
 126             //Instantiate NaptSwitchSelector and set the dataBroker in it.
 127             naptSwitchSelector = new NAPTSwitchSelector( dataBroker );
 128
 129             //Instantiate ExternalRouterListener and set the dataBroker in it.
 130             externalRouterListener = new ExternalRoutersListener( dataBroker );
 131             externalRouterListener.registerListener(LogicalDatastoreType.CONFIGURATION, dataBroker );
 132             externalRouterListener.setMdsalManager(mdsalManager);
 133             externalRouterListener.setItmManager(itmManager);
 134             externalRouterListener.setInterfaceManager(interfaceService);
 135             externalRouterListener.setIdManager(idManager);
 136             externalRouterListener.setNaptManager(naptManager);
 137             externalRouterListener.setBgpManager(bgpManager);
 138             externalRouterListener.setFibService(fibService);
 139             externalRouterListener.setVpnService(vpnService);
 140             externalRouterListener.setNaptSwitchSelector(naptSwitchSelector);
 141
 142             //Instantiate ExternalNetworksChangeListener and set the dataBroker in it.
 143             externalNetworksChangeListener = new ExternalNetworksChangeListener( dataBroker );
 144             externalNetworksChangeListener.registerListener(LogicalDatastoreType.CONFIGURATION, dataBroker);
 145             externalNetworksChangeListener.setMdsalManager(mdsalManager);
 146             externalNetworksChangeListener.setInterfaceManager(interfaceService);
 147             externalNetworksChangeListener.setFloatingIpListener(floatingIpListener);
 148             externalNetworksChangeListener.setBgpManager(bgpManager);
 149             externalNetworksChangeListener.setFibService(fibService);
 150             externalNetworksChangeListener.setVpnService(vpnService);
 151             externalNetworksChangeListener.setExternalRoutersListener(externalRouterListener);
 152             externalNetworksChangeListener.setNaptManager(naptManager);
 153             externalNetworksChangeListener.setExternalRoutersListener(externalRouterListener);
 154
 155             //Instantiate NaptFlowRemovedHandler and register it in the notification service.
 156             naptFlowRemovedEventHandler = new NaptFlowRemovedEventHandler(eventDispatcher, dataBroker, naptPacketInHandler, mdsalManager, naptManager);
 157             notificationService.registerNotificationListener(naptFlowRemovedEventHandler);
 158
 159             //Instantiate interfaceStateEventListener and set the MdsalManager in it.
 160             interfaceStateEventListener = new InterfaceStateEventListener(dataBroker);
 161             interfaceStateEventListener.setMdsalManager(mdsalManager);
 162             interfaceStateEventListener.setFloatingIpListener(floatingIpListener);
 163             interfaceStateEventListener.setNeutronVpnService(neutronvpnService);
 164             interfaceStateEventListener.setNaptManager(naptManager);
 165
 166             SNATDefaultRouteProgrammer defaultRouteProgrammer = new SNATDefaultRouteProgrammer(mdsalManager);
 167             DpnInVpnListener dpnInVpnListener = new DpnInVpnListener(dataBroker);
 168             dpnInVpnListener.setDefaultProgrammer(defaultRouteProgrammer);
 169             notificationService.registerNotificationListener(dpnInVpnListener);
 170
 171             externalRouterListener.setDefaultProgrammer(defaultRouteProgrammer);
 172
 173             NaptSwitchHA naptSwitchHA = new NaptSwitchHA(dataBroker,naptSwitchSelector);
 174             naptSwitchHA.setIdManager(idManager);
 175             naptSwitchHA.setInterfaceManager(interfaceService);
 176             naptSwitchHA.setMdsalManager(mdsalManager);
 177             naptSwitchHA.setItmManager(itmManager);
 178             naptSwitchHA.setBgpManager(bgpManager);
 179             naptSwitchHA.setFibService(fibService);
 180             naptSwitchHA.setVpnService(vpnService);
 181             naptSwitchHA.setExternalRoutersListener(externalRouterListener);
 182
 183             natNodeEventListener = new NatNodeEventListener(dataBroker,naptSwitchHA);
 184
 185             dpnInVpnListener.setNaptSwitchHA(naptSwitchHA);
 186             dpnInVpnListener.setMdsalManager(mdsalManager);
 187             dpnInVpnListener.setIdManager(idManager);
 188
 189             routerPortsListener = new RouterPortsListener(dataBroker);
 190         } catch (Exception e) {
 191             LOG.error("Error initializing NAT Manager service", e);
 192         }
 193     }
 194 }