示例#1
0
 /**
  * Broadcasts a SSDP discovery message into the network to find provided services.
  *
  * @return The Socket the answers will arrive at.
  * @throws UnknownHostException
  * @throws IOException
  * @throws SocketException
  * @throws UnsupportedEncodingException
  */
 private MulticastSocket sendDiscoveryBroacast()
     throws UnknownHostException, IOException, SocketException, UnsupportedEncodingException {
   InetAddress multicastAddress = InetAddress.getByName("239.255.255.250");
   final int port = 1900;
   MulticastSocket socket = new MulticastSocket(port);
   socket.setReuseAddress(true);
   socket.setSoTimeout(130000);
   socket.joinGroup(multicastAddress);
   byte[] requestMessage = DISCOVER_MESSAGE.getBytes("UTF-8");
   DatagramPacket datagramPacket =
       new DatagramPacket(requestMessage, requestMessage.length, multicastAddress, port);
   socket.send(datagramPacket);
   return socket;
 }
  public boolean open(String addr, int port, String bindAddr) {
    try {
      ssdpMultiSock = new MulticastSocket(null);
      ssdpMultiSock.setReuseAddress(true);
      InetSocketAddress bindSockAddr = new InetSocketAddress(port);
      ssdpMultiSock.bind(bindSockAddr);
      ssdpMultiGroup = new InetSocketAddress(InetAddress.getByName(addr), port);
      ssdpMultiIf = NetworkInterface.getByInetAddress(InetAddress.getByName(bindAddr));
      ssdpMultiSock.joinGroup(ssdpMultiGroup, ssdpMultiIf);
    } catch (Exception e) {
      Debug.warning(e);
      return false;
    }

    return true;
  }
示例#3
0
 public Node(HazelcastInstanceImpl hazelcastInstance, Config config, NodeContext nodeContext) {
   this.hazelcastInstance = hazelcastInstance;
   this.threadGroup = hazelcastInstance.threadGroup;
   this.config = config;
   configClassLoader = config.getClassLoader();
   this.groupProperties = new GroupProperties(config);
   SerializationService ss;
   try {
     ss =
         new SerializationServiceBuilder()
             .setClassLoader(configClassLoader)
             .setConfig(config.getSerializationConfig())
             .setManagedContext(hazelcastInstance.managedContext)
             .setHazelcastInstance(hazelcastInstance)
             .build();
   } catch (Exception e) {
     throw ExceptionUtil.rethrow(e);
   }
   serializationService = (SerializationServiceImpl) ss;
   systemLogService = new SystemLogService(groupProperties.SYSTEM_LOG_ENABLED.getBoolean());
   final AddressPicker addressPicker = nodeContext.createAddressPicker(this);
   try {
     addressPicker.pickAddress();
   } catch (Throwable e) {
     throw ExceptionUtil.rethrow(e);
   }
   final ServerSocketChannel serverSocketChannel = addressPicker.getServerSocketChannel();
   address = addressPicker.getPublicAddress();
   localMember = new MemberImpl(address, true, UuidUtil.createMemberUuid(address));
   String loggingType = groupProperties.LOGGING_TYPE.getString();
   loggingService =
       new LoggingServiceImpl(
           systemLogService, config.getGroupConfig().getName(), loggingType, localMember);
   logger = loggingService.getLogger(Node.class.getName());
   initializer = NodeInitializerFactory.create(configClassLoader);
   try {
     initializer.beforeInitialize(this);
   } catch (Throwable e) {
     try {
       serverSocketChannel.close();
     } catch (Throwable ignored) {
     }
     throw ExceptionUtil.rethrow(e);
   }
   securityContext =
       config.getSecurityConfig().isEnabled() ? initializer.getSecurityContext() : null;
   nodeEngine = new NodeEngineImpl(this);
   clientEngine = new ClientEngineImpl(this);
   connectionManager = nodeContext.createConnectionManager(this, serverSocketChannel);
   partitionService = new PartitionServiceImpl(this);
   clusterService = new ClusterServiceImpl(this);
   textCommandService = new TextCommandServiceImpl(this);
   initializer.printNodeInfo(this);
   buildNumber = initializer.getBuildNumber();
   VersionCheck.check(this, initializer.getBuild(), initializer.getVersion());
   JoinConfig join = config.getNetworkConfig().getJoin();
   MulticastService mcService = null;
   try {
     if (join.getMulticastConfig().isEnabled()) {
       MulticastConfig multicastConfig = join.getMulticastConfig();
       MulticastSocket multicastSocket = new MulticastSocket(null);
       multicastSocket.setReuseAddress(true);
       // bind to receive interface
       multicastSocket.bind(new InetSocketAddress(multicastConfig.getMulticastPort()));
       multicastSocket.setTimeToLive(multicastConfig.getMulticastTimeToLive());
       try {
         // set the send interface
         final Address bindAddress = addressPicker.getBindAddress();
         // http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4417033
         // http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6402758
         if (!bindAddress.getInetAddress().isLoopbackAddress()) {
           multicastSocket.setInterface(bindAddress.getInetAddress());
         }
       } catch (Exception e) {
         logger.warning(e);
       }
       multicastSocket.setReceiveBufferSize(64 * 1024);
       multicastSocket.setSendBufferSize(64 * 1024);
       String multicastGroup = System.getProperty("hazelcast.multicast.group");
       if (multicastGroup == null) {
         multicastGroup = multicastConfig.getMulticastGroup();
       }
       multicastConfig.setMulticastGroup(multicastGroup);
       multicastSocket.joinGroup(InetAddress.getByName(multicastGroup));
       multicastSocket.setSoTimeout(1000);
       mcService = new MulticastService(this, multicastSocket);
       mcService.addMulticastListener(new NodeMulticastListener(this));
     }
   } catch (Exception e) {
     logger.severe(e);
   }
   this.multicastService = mcService;
   initializeListeners(config);
   joiner = nodeContext.createJoiner(this);
 }