Exemplo n.º 1
0
 static void displayInfo(NetworkInterface netint) throws IOException {
   inetAddresses = netint.getInterfaceAddresses();
   System.out.println("some information about my link:");
   System.out.printf("Display name: %s\n", netint.getDisplayName());
   System.out.printf("Name: %s\n", netint.getName());
   System.out.printf("Up? %s\n", netint.isUp());
   System.out.printf("Loopback? %s\n", netint.isLoopback());
   System.out.printf("PointToPoint? %s\n", netint.isPointToPoint());
   System.out.printf("Supports multicast? %s\n", netint.supportsMulticast());
   System.out.printf("Virtual? %s\n", netint.isVirtual());
   System.out.printf("Hardware address: %s\n", Arrays.toString(netint.getHardwareAddress()));
   System.out.printf("MTU: %s\n", netint.getMTU());
   System.out.printf("\n");
   System.out.println(
       "my ip address is: " + ((InterfaceAddress) inetAddresses.get(0)).getAddress());
   System.out.println(
       "the sunnetmask address is: "
           + ((InterfaceAddress) inetAddresses.get(0)).getNetworkPrefixLength());
   System.out.println("the broadcast address of this subnet is:" + bcid);
 }
 /**
  * Discover WS device on the local network
  *
  * @return list of unique devices access strings which might be URLs in most cases
  */
 public static Collection<String> discoverWsDevices() {
   final Collection<String> addresses = new ConcurrentSkipListSet<>();
   final CountDownLatch serverStarted = new CountDownLatch(1);
   final CountDownLatch serverFinished = new CountDownLatch(1);
   final Collection<InetAddress> addressList = new ArrayList<>();
   try {
     final Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
     if (interfaces != null) {
       while (interfaces.hasMoreElements()) {
         NetworkInterface anInterface = interfaces.nextElement();
         if (!anInterface.isLoopback()) {
           final List<InterfaceAddress> interfaceAddresses = anInterface.getInterfaceAddresses();
           for (InterfaceAddress address : interfaceAddresses) {
             addressList.add(address.getAddress());
           }
         }
       }
     }
   } catch (SocketException e) {
     e.printStackTrace();
   }
   ExecutorService executorService = Executors.newCachedThreadPool();
   for (final InetAddress address : addressList) {
     Runnable runnable =
         new Runnable() {
           public void run() {
             try {
               final String uuid = UUID.randomUUID().toString();
               final String probe =
                   WS_DISCOVERY_PROBE_MESSAGE.replaceAll(
                       "<wsa:MessageID>urn:uuid:.*</wsa:MessageID>",
                       "<wsa:MessageID>urn:uuid:" + uuid + "</wsa:MessageID>");
               final int port = random.nextInt(20000) + 40000;
               @SuppressWarnings("SocketOpenedButNotSafelyClosed")
               final DatagramSocket server = new DatagramSocket(port, address);
               new Thread() {
                 public void run() {
                   try {
                     final DatagramPacket packet = new DatagramPacket(new byte[4096], 4096);
                     server.setSoTimeout(WS_DISCOVERY_TIMEOUT);
                     long timerStarted = System.currentTimeMillis();
                     while (System.currentTimeMillis() - timerStarted < (WS_DISCOVERY_TIMEOUT)) {
                       serverStarted.countDown();
                       server.receive(packet);
                       final Collection<String> collection =
                           parseSoapResponseForUrls(
                               Arrays.copyOf(packet.getData(), packet.getLength()));
                       for (String key : collection) {
                         addresses.add(key);
                       }
                     }
                   } catch (SocketTimeoutException ignored) {
                   } catch (Exception e) {
                     e.printStackTrace();
                   } finally {
                     serverFinished.countDown();
                     server.close();
                   }
                 }
               }.start();
               try {
                 serverStarted.await(1000, TimeUnit.MILLISECONDS);
               } catch (InterruptedException e) {
                 e.printStackTrace();
               }
               if (address instanceof Inet4Address) {
                 server.send(
                     new DatagramPacket(
                         probe.getBytes(),
                         probe.length(),
                         InetAddress.getByName(WS_DISCOVERY_ADDRESS_IPv4),
                         WS_DISCOVERY_PORT));
               } else {
                 server.send(
                     new DatagramPacket(
                         probe.getBytes(),
                         probe.length(),
                         InetAddress.getByName(WS_DISCOVERY_ADDRESS_IPv6),
                         WS_DISCOVERY_PORT));
               }
             } catch (Exception e) {
               e.printStackTrace();
             }
             try {
               serverFinished.await((WS_DISCOVERY_TIMEOUT), TimeUnit.MILLISECONDS);
             } catch (InterruptedException e) {
               e.printStackTrace();
             }
           }
         };
     executorService.submit(runnable);
   }
   try {
     executorService.shutdown();
     executorService.awaitTermination(WS_DISCOVERY_TIMEOUT + 2000, TimeUnit.MILLISECONDS);
   } catch (InterruptedException ignored) {
   }
   return addresses;
 }
Exemplo n.º 3
0
  public void run() {
    try {
      this.serverSocket = new ServerSocket(Settings.getPropertyInteger("server_port"));
    } catch (Exception e) {
      Logger.log(
          Level.WARNING,
          Messages.getString("can_not_open_port_", Settings.getLocale())
              + Settings.getPropertyInteger("server_port"));
      if (FancyFileServer.getGUI() != null) {
        FancyFileServer.getGUI().updateServerStatus();
      }
      return;
    }

    running = true;

    this.parameters = new BasicHttpParams();
    this.parameters.setIntParameter(HttpConnectionParams.SO_TIMEOUT, 5000);
    this.parameters.setIntParameter(HttpConnectionParams.SOCKET_BUFFER_SIZE, 8 * 1024);
    this.parameters.setBooleanParameter(HttpConnectionParams.STALE_CONNECTION_CHECK, false);
    this.parameters.setBooleanParameter(HttpConnectionParams.TCP_NODELAY, true);
    this.parameters.setParameter(
        HttpProtocolParams.ORIGIN_SERVER,
        FancyFileServer.NAME.replaceAll("\\s", "-") + "/" + FancyFileServer.VERSION);

    Logger.log(Level.INFO, Messages.getString("server_started", Settings.getLocale()));

    try {
      Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
      while (interfaces.hasMoreElements()) {
        NetworkInterface i = (NetworkInterface) interfaces.nextElement();
        if (i.isLoopback() || i.isVirtual()) {
          continue;
        }
        Enumeration<InetAddress> addresses = i.getInetAddresses();
        while (addresses.hasMoreElements()) {
          InetAddress a = (InetAddress) addresses.nextElement();
          if (a instanceof Inet4Address) {
            Logger.log(
                Level.INFO,
                Messages.getString("server_address_", Settings.getLocale())
                    + "http://"
                    + a.getHostAddress()
                    + ":"
                    + serverSocket.getLocalPort()
                    + "/");
          }
        }
      }
    } catch (Exception e) {
      Logger.log(
          Level.WARNING,
          Messages.getString("can_not_get_server_address_", Settings.getLocale()) + e.getMessage());
    }

    if (FancyFileServer.getGUI() != null) {
      FancyFileServer.getGUI().updateServerStatus();
    }

    while (running) {
      try {
        /** Set up HTTP connection */
        Socket socket = this.serverSocket.accept();
        DefaultHttpServerConnection connection = new DefaultHttpServerConnection();
        Logger.log(
            Level.DEBUG,
            Messages.getString("incoming_connection_from_", Settings.getLocale())
                + socket.getInetAddress().getHostAddress());
        connection.bind(socket, this.parameters);

        /** Set up HTTP protocol processor */
        BasicHttpProcessor processor = new BasicHttpProcessor();
        processor.addInterceptor(new ResponseDate());
        processor.addInterceptor(new ResponseServer());
        processor.addInterceptor(new ResponseContent());
        processor.addInterceptor(new ResponseConnControl());

        /** Set up HTTP request handlers */
        HttpRequestHandlerRegistry registry = new HttpRequestHandlerRegistry();
        registry.register("*", new FileHandler());

        /** Set up HTTP service */
        HttpService service =
            new HttpService(
                processor,
                new DefaultConnectionReuseStrategy(),
                new DefaultHttpResponseFactory(),
                registry,
                this.parameters);

        /** Start worker thread */
        WorkerThread t = new WorkerThread(this, service, connection);
        t.setDaemon(true);
        t.start();
      } catch (IOException e) {
        if (running) {
          running = false;
          Logger.log(
              Level.SEVERE,
              Messages.getString("i_o_error_", Settings.getLocale()) + e.getMessage());
          break;
        }
      }
    }

    if (FancyFileServer.getGUI() != null) {
      FancyFileServer.getGUI().updateServerStatus();
    }
    Logger.log(Level.INFO, Messages.getString("server_stopped", Settings.getLocale()));
  }