Example usage for io.netty.channel ChannelOption TCP_NODELAY

Introduction

In this page you can find the example usage for io.netty.channel ChannelOption TCP_NODELAY.

Prototype

ChannelOption TCP_NODELAY

To view the source code for io.netty.channel ChannelOption TCP_NODELAY.

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Usage

From source file:de.jackwhite20.apex.tcp.pipeline.handler.SocketUpstreamHandler.java

License:Open Source License

@Override
public void channelActive(ChannelHandlerContext ctx) {

    final Channel inboundChannel = ctx.channel();

    Bootstrap b = new Bootstrap().group(inboundChannel.eventLoop()).channel(PipelineUtils.getChannel())
            .handler(new SocketDownstreamHandler(inboundChannel)).option(ChannelOption.TCP_NODELAY, true)
            // No initial connection should take longer than 4 seconds
            .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, BackendInfo.DEFAULT_TCP_TIMEOUT)
            .option(ChannelOption.AUTO_READ, false);

    ChannelFuture f = b.connect(backendInfo.getHost(), backendInfo.getPort());
    downstreamChannel = f.channel();//from  www.j a  v a  2s  . c  o  m
    f.addListener((ChannelFutureListener) future -> {

        if (future.isSuccess()) {
            inboundChannel.read();
        } else {
            inboundChannel.close();
        }
    });

    // Add the channel to the channel group
    Apex.getChannelGroup().add(inboundChannel);
}

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From source file:de.jackwhite20.cascade.server.impl.CascadeServer.java

License:Open Source License

@Override
public void start() {

    bossGroup = new NioEventLoopGroup();
    workerGroup = PipelineUtils.newEventLoopGroup(serverConfig.workerThreads(),
            new CascadeThreadFactory("Server"));

    try {/*from   w  ww.  j ava  2  s. c  o m*/
        ServerBootstrap b = new ServerBootstrap();
        serverChannel = b.group(bossGroup, workerGroup).channel(PipelineUtils.getServerChannel())
                .childHandler(new CascadeChannelInitializer(serverConfig.protocol(),
                        serverConfig.sessionListener().stream().collect(Collectors.toList())))
                .option(ChannelOption.TCP_NODELAY, true).option(ChannelOption.SO_BACKLOG, 200)
                .bind(serverConfig.host(), serverConfig.port()).sync().channel();

        serverConfig.sessionListener().forEach(SessionListener::onStarted);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

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From source file:de.jackwhite20.comix.Comix.java

License:Open Source License

public void start() {
    System.setProperty("java.net.preferIPv4Stack", "true");

    ResourceLeakDetector.setLevel(ResourceLeakDetector.Level.DISABLED);

    AnsiConsole.systemInstall();/*from  w  w  w  .ja v a2 s .c  o m*/

    LogManager.getLogManager().reset();

    logger = new ComixLogger(consoleReader);

    logger.log(Level.INFO, "Comix", "------ Comix v.0.1 ------");

    loadConfig();

    logger.log(Level.INFO, "Load-Balancer", (targets.size() > 0) ? "Targets:" : "No Target Servers found!");
    targets.forEach(t -> logger.log(Level.INFO, "Load-Balancer",
            t.getName() + " - " + t.getHost() + ":" + t.getPort()));

    logger.log(Level.INFO, "Commands", "Registering commands...");

    registerCommands();

    logger.log(Level.INFO, "Comix", "Starting Comix on " + balancerHost + ":" + balancerPort + "...");

    balancingStrategy = new RoundRobinBalancingStrategy(targets);

    new Timer("CheckTargets").scheduleAtFixedRate(new CheckTargets(balancingStrategy), 0,
            TimeUnit.SECONDS.toMillis(comixConfig.getCheckTime()));

    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup(comixConfig.getThreads());

    try {
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.TCP_NODELAY, true)
                .option(ChannelOption.SO_BACKLOG, comixConfig.getBacklog())
                .option(ChannelOption.SO_REUSEADDR, true).childOption(ChannelOption.TCP_NODELAY, true)
                .childOption(ChannelOption.AUTO_READ, false).childOption(ChannelOption.SO_TIMEOUT, 4000)
                .childHandler(new ComixChannelInitializer());

        ChannelFuture f = bootstrap.bind(comixConfig.getPort()).sync();

        reload();

        logger.log(Level.INFO, "Comix", "Comix is started!");

        f.channel().closeFuture().sync();

        running = false;
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        shutdown();
    }
}

---

From source file:de.jackwhite20.comix.handler.UpstreamHandler.java

License:Open Source License

public void connectDownstream(ByteBuf initPacket) {
    InetSocketAddress address = (InetSocketAddress) upstreamChannel.remoteAddress();
    TargetData target = this.strategy.selectTarget(address.getHostName(), address.getPort());

    Bootstrap bootstrap = new Bootstrap();
    bootstrap.group(upstreamChannel.eventLoop()).channel(upstreamChannel.getClass())
            .option(ChannelOption.TCP_NODELAY, true).option(ChannelOption.AUTO_READ, false)
            .option(ChannelOption.SO_TIMEOUT, 5000).option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 2000)
            .handler(downstreamHandler = new DownstreamHandler(client, upstreamChannel));

    ChannelFuture f = bootstrap.connect(target.getHost(), target.getPort());
    downstreamChannel = f.channel();/*from   w w  w . j a v  a  2 s . co m*/

    initialPackets.add(initPacket);

    f.addListener((future) -> {
        if (future.isSuccess()) {
            downstreamConnected = true;

            for (ByteBuf packet : initialPackets) {
                downstreamChannel.writeAndFlush(packet);
            }

            Comix.getLogger().log(Level.INFO, "Proxy",
                    "[" + client.getName() + "] <-> [Comix] <-> [" + target.getName() + "] tunneled");
        } else {
            upstreamChannel.close();
        }
    });
}

---

From source file:de.jackwhite20.japs.server.JaPSServer.java

License:Open Source License

private void start() {

    if (PipelineUtils.isEpoll()) {
        LOGGER.info("Using high performance epoll event notification mechanism");
    } else {/* w w  w . j  a v  a  2  s. c o  m*/
        LOGGER.info("Using normal select/poll event notification mechanism");
    }

    bossGroup = PipelineUtils.newEventLoopGroup(1);
    workerGroup = PipelineUtils.newEventLoopGroup(workerThreads);

    try {
        ServerBootstrap serverBootstrap = new ServerBootstrap();
        serverChannel = serverBootstrap.group(bossGroup, workerGroup).channel(PipelineUtils.getServerChannel())
                .childHandler(new ServerChannelInitializer(this)).option(ChannelOption.TCP_NODELAY, true)
                .option(ChannelOption.SO_BACKLOG, backlog).bind(new InetSocketAddress(host, port)).sync()
                .channel();
    } catch (InterruptedException e) {
        e.printStackTrace();
    }

    LOGGER.log(Level.INFO, "JaPS server started on {0}:{1}", new Object[] { host, String.valueOf(port) });
}

---

From source file:de.jackwhite20.japs.shared.nio.NioSocketClient.java

License:Open Source License

public boolean connect(String host, int port) {

    ChannelFuture channelFuture = new Bootstrap().group(PipelineUtils.newEventLoopGroup(1))
            .channel(PipelineUtils.getChannel()).handler(new ClientChannelInitializer(this))
            .option(ChannelOption.TCP_NODELAY, true)
            .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, CONNECT_TIMEOUT).connect(host, port);

    channelFuture.awaitUninterruptibly();

    channel = channelFuture.channel();//  w  ww. jav  a 2s .  c o m

    CountDownLatch countDownLatch = new CountDownLatch(1);

    channelFuture.addListener(new ChannelFutureListener() {
        @Override
        public void operationComplete(ChannelFuture channelFuture) throws Exception {

            connected = channelFuture.isSuccess();

            countDownLatch.countDown();
        }
    });

    try {
        countDownLatch.await(2, TimeUnit.SECONDS);
    } catch (InterruptedException e) {
        e.printStackTrace();
    }

    return connected;
}

---

From source file:de.jpaw.bonaparte.netty.testServer.SslServer.java

License:Apache License

public void run() throws Exception {
    // Configure the server.
    ServerBootstrap b = new ServerBootstrap();
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from   w  w w.ja  va  2  s  .  c  om*/
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).localAddress(new InetSocketAddress(port))
                .childOption(ChannelOption.TCP_NODELAY, true).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new BonaparteNettySslPipelineFactory(1000, new TestServerHandler(), useSsl, false,
                        requirePeerAuthentication, null));

        // Start the server.
        ChannelFuture f = b.bind().sync();

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

From source file:de.jpaw.bonaparte.netty.testServer.TestServer.java

License:Apache License

public void run() throws Exception {
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(3);
    EventLoopGroup workerGroup = new NioEventLoopGroup(6);
    try {//from  w  ww .  j ava  2s.c o  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).localAddress(new InetSocketAddress(port))
                .childOption(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.SO_KEEPALIVE, true)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new BonaparteNettyPipelineFactory(1000, new TestServerHandler(), null, 1));

        // Start the server.
        ChannelFuture f = b.bind().sync();

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } catch (Exception e) {
        System.out.println("Exception " + e + " occured");
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

From source file:de.ocarthon.core.network.HttpClient.java

License:Apache License

private static Bootstrap defaultBootstrap() {
    if (defaultHttpBootstrap == null) {
        defaultHttpBootstrap = new Bootstrap();
        defaultHttpBootstrap.group(eventLoopGroup);
        defaultHttpBootstrap.option(ChannelOption.TCP_NODELAY, true);
        defaultHttpBootstrap.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
        defaultHttpBootstrap.channelFactory(channelFactory);
    }//from  w  w  w .j  a v a 2 s.  co  m
    return defaultHttpBootstrap;
}

---

From source file:de.saxsys.synchronizefx.netty.base.server.NettyBasicServer.java

License:Open Source License

@Override
public void start() throws SynchronizeFXException {
    this.connectionAccptorGroup = new NioEventLoopGroup();
    this.clientConnectionGroup = new NioEventLoopGroup();

    BasicChannelInitializerServer channelInitializer = createChannelInitializer();
    channelInitializer.setTopologyCallback(callback);

    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(connectionAccptorGroup, clientConnectionGroup).channel(NioServerSocketChannel.class)
            .childHandler(channelInitializer).childOption(ChannelOption.TCP_NODELAY, true)
            .childOption(ChannelOption.SO_KEEPALIVE, true);

    bootstrap.bind(port).syncUninterruptibly();
}

---

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