Example usage for io.netty.channel ChannelOption TCP_NODELAY

List of usage examples for io.netty.channel ChannelOption TCP_NODELAY

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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:com.corundumstudio.socketio.SocketIOServer.java

License:Apache License

protected void applyConnectionOptions(ServerBootstrap bootstrap) {
    SocketConfig config = configCopy.getSocketConfig();
    bootstrap.childOption(ChannelOption.TCP_NODELAY, config.isTcpNoDelay());
    if (config.getTcpSendBufferSize() != -1) {
        bootstrap.childOption(ChannelOption.SO_SNDBUF, config.getTcpSendBufferSize());
    }//from  ww w  .ja v a  2 s .c o  m
    if (config.getTcpReceiveBufferSize() != -1) {
        bootstrap.childOption(ChannelOption.SO_RCVBUF, config.getTcpReceiveBufferSize());
        bootstrap.childOption(ChannelOption.RCVBUF_ALLOCATOR,
                new FixedRecvByteBufAllocator(config.getTcpReceiveBufferSize()));
    }
    bootstrap.childOption(ChannelOption.SO_KEEPALIVE, config.isTcpKeepAlive());

    bootstrap.option(ChannelOption.SO_LINGER, config.getSoLinger());
    bootstrap.option(ChannelOption.SO_REUSEADDR, config.isReuseAddress());
    bootstrap.option(ChannelOption.SO_BACKLOG, config.getAcceptBackLog());
}

From source file:com.couchbase.client.core.endpoint.AbstractEndpoint.java

License:Apache License

/**
 * Create a new {@link AbstractEndpoint}.
 *
 * @param hostname the hostname/ipaddr of the remote channel.
 * @param bucket the name of the bucket.
 * @param password the password of the bucket.
 * @param port the port of the remote channel.
 * @param environment the environment of the core.
 * @param responseBuffer the response buffer for passing responses up the stack.
 *///  w  w w .j  av  a2 s .  c  o  m
protected AbstractEndpoint(final String hostname, final String bucket, final String password, final int port,
        final CoreEnvironment environment, final RingBuffer<ResponseEvent> responseBuffer,
        boolean isTransient) {
    super(LifecycleState.DISCONNECTED);
    this.bucket = bucket;
    this.password = password;
    this.responseBuffer = responseBuffer;
    this.env = environment;
    this.isTransient = isTransient;
    if (environment.sslEnabled()) {
        this.sslEngineFactory = new SSLEngineFactory(environment);
    }

    Class<? extends Channel> channelClass = NioSocketChannel.class;
    if (environment.ioPool() instanceof EpollEventLoopGroup) {
        channelClass = EpollSocketChannel.class;
    } else if (environment.ioPool() instanceof OioEventLoopGroup) {
        channelClass = OioSocketChannel.class;
    }

    ByteBufAllocator allocator = env.bufferPoolingEnabled() ? PooledByteBufAllocator.DEFAULT
            : UnpooledByteBufAllocator.DEFAULT;

    boolean tcpNodelay = environment().tcpNodelayEnabled();
    bootstrap = new BootstrapAdapter(
            new Bootstrap().remoteAddress(hostname, port).group(environment.ioPool()).channel(channelClass)
                    .option(ChannelOption.ALLOCATOR, allocator).option(ChannelOption.TCP_NODELAY, tcpNodelay)
                    .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, env.socketConnectTimeout())
                    .handler(new ChannelInitializer<Channel>() {
                        @Override
                        protected void initChannel(Channel channel) throws Exception {
                            ChannelPipeline pipeline = channel.pipeline();
                            if (environment.sslEnabled()) {
                                pipeline.addLast(new SslHandler(sslEngineFactory.get()));
                            }
                            if (LOGGER.isTraceEnabled()) {
                                pipeline.addLast(LOGGING_HANDLER_INSTANCE);
                            }
                            customEndpointHandlers(pipeline);
                        }
                    }));
}

From source file:com.couchbase.client.core.io.endpoint.AbstractEndpoint.java

License:Open Source License

/**
 * Create a new {@link AbstractEndpoint} and supply essential params.
 *
 * @param addr the socket address to connect to.
 * @param env the environment to attach to.
 * @param group the {@link EventLoopGroup} to use.
 *///from w ww.jav a  2 s  .  c o  m
protected AbstractEndpoint(final InetSocketAddress addr, final Environment env, final EventLoopGroup group) {
    this.env = env;
    endpointStateDeferred = Streams.defer(env, defaultPromiseEnv);
    endpointStateStream = endpointStateDeferred.compose();

    connectionBootstrap = new BootstrapAdapter(new Bootstrap().group(group).channel(NioSocketChannel.class)
            .handler(new ChannelInitializer<SocketChannel>() {
                @Override
                protected void initChannel(final SocketChannel ch) throws Exception {
                    ChannelPipeline pipeline = ch.pipeline();
                    if (LOGGER.isTraceEnabled()) {
                        pipeline.addLast(new LoggingHandler(LogLevel.TRACE));
                    }

                    customEndpointHandlers(pipeline);
                    pipeline.addLast(new GenericEndpointHandler<REQ, RES>());
                }
            }).option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .option(ChannelOption.TCP_NODELAY, false).option(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 1500)
            .remoteAddress(addr));
}

From source file:com.ctrip.xpipe.redis.console.health.netty.EchoClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.git
    final SslContext sslCtx;
    if (SSL) {/* w ww . j  av a 2s. c  o  m*/
        sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
    } else {
        sslCtx = null;
    }

    // Configure the client.
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true)
                .handler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc(), HOST, PORT));
                        }
                        // p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoClientHandler());
                    }
                });

        // Start the client.
        ChannelFuture f = b.connect(HOST, PORT);
        Channel c = f.channel();

        while (true) {
            ByteBuf buf = Unpooled.buffer(8);
            buf.writeLong(System.nanoTime());
            c.writeAndFlush(buf);
            Thread.sleep(1000);
        }

    } finally {
        // Shut down the event loop to terminate all threads.
        group.shutdownGracefully();
    }
}

From source file:com.ctrip.xpipe.redis.console.health.netty.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*from  www  .j  a  v  a 2  s .  co m*/
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    } else {
        sslCtx = null;
    }

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).option(ChannelOption.TCP_NODELAY, true)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        //p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoServerHandler());
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(PORT).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:com.digitalpetri.opcua.stack.client.UaTcpStackClient.java

License:Apache License

public static CompletableFuture<ClientSecureChannel> bootstrap(UaTcpStackClient client,
        Optional<ClientSecureChannel> existingChannel) {

    CompletableFuture<ClientSecureChannel> handshake = new CompletableFuture<>();

    Bootstrap bootstrap = new Bootstrap();

    bootstrap.group(client.getConfig().getEventLoop()).channel(NioSocketChannel.class)
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 5000).option(ChannelOption.TCP_NODELAY, true)
            .handler(new ChannelInitializer<SocketChannel>() {
                @Override/*from   ww  w.jav  a2  s  . c om*/
                protected void initChannel(SocketChannel channel) throws Exception {
                    UaTcpClientAcknowledgeHandler acknowledgeHandler = new UaTcpClientAcknowledgeHandler(client,
                            existingChannel, handshake);

                    channel.pipeline().addLast(acknowledgeHandler);
                }
            });

    try {
        URI uri = URI.create(client.getEndpointUrl());

        bootstrap.connect(uri.getHost(), uri.getPort()).addListener((ChannelFuture f) -> {
            if (!f.isSuccess()) {
                handshake.completeExceptionally(f.cause());
            }
        });
    } catch (Throwable t) {
        UaException failure = new UaException(StatusCodes.Bad_TcpEndpointUrlInvalid,
                "endpoint URL invalid: " + client.getEndpointUrl());

        handshake.completeExceptionally(failure);
    }

    return handshake;
}

From source file:com.digitalpetri.opcua.stack.server.tcp.SocketServer.java

License:Apache License

private SocketServer(InetSocketAddress address) {
    this.address = address;

    bootstrap.group(Stack.sharedEventLoop()).handler(new LoggingHandler(SocketServer.class))
            .channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childOption(ChannelOption.TCP_NODELAY, true).childHandler(new ChannelInitializer<SocketChannel>() {
                @Override/*from   w  w  w.  j ava  2 s . c  om*/
                protected void initChannel(SocketChannel channel) throws Exception {
                    channel.pipeline().addLast(new UaTcpServerHelloHandler(SocketServer.this));
                }
            });
}

From source file:com.dinstone.jrpc.transport.netty4.NettyAcceptance.java

License:Apache License

@Override
public Acceptance bind() {
    bossGroup = new NioEventLoopGroup(1, new DefaultThreadFactory("N4A-Boss"));
    workGroup = new NioEventLoopGroup(transportConfig.getNioProcessorCount(),
            new DefaultThreadFactory("N4A-Work"));

    ServerBootstrap boot = new ServerBootstrap().group(bossGroup, workGroup);
    boot.channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {

        @Override/*from  w ww  . j  a  v  a 2s  .co m*/
        public void initChannel(SocketChannel ch) throws Exception {
            TransportProtocolDecoder decoder = new TransportProtocolDecoder();
            decoder.setMaxObjectSize(transportConfig.getMaxSize());
            TransportProtocolEncoder encoder = new TransportProtocolEncoder();
            encoder.setMaxObjectSize(transportConfig.getMaxSize());
            ch.pipeline().addLast("TransportProtocolDecoder", decoder);
            ch.pipeline().addLast("TransportProtocolEncoder", encoder);

            int intervalSeconds = transportConfig.getHeartbeatIntervalSeconds();
            ch.pipeline().addLast("IdleStateHandler", new IdleStateHandler(intervalSeconds * 2, 0, 0));
            ch.pipeline().addLast("NettyServerHandler", new NettyServerHandler());
        }
    });
    boot.option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_BACKLOG, 128);
    boot.childOption(ChannelOption.SO_RCVBUF, 16 * 1024).childOption(ChannelOption.SO_SNDBUF, 16 * 1024)
            .childOption(ChannelOption.TCP_NODELAY, true);

    try {
        boot.bind(serviceAddress).sync();

        int processorCount = transportConfig.getBusinessProcessorCount();
        if (processorCount > 0) {
            NamedThreadFactory threadFactory = new NamedThreadFactory("N4A-BusinessProcessor");
            executorService = Executors.newFixedThreadPool(processorCount, threadFactory);
        }
    } catch (Exception e) {
        throw new RuntimeException("can't bind service on " + serviceAddress, e);
    }
    LOG.info("netty acceptance bind on {}", serviceAddress);

    return this;
}

From source file:com.dinstone.jrpc.transport.netty4.NettyConnector.java

License:Apache License

public NettyConnector(InetSocketAddress isa, final TransportConfig transportConfig) {
    workerGroup = new NioEventLoopGroup(1, new DefaultThreadFactory("N4C-Work"));
    clientBoot = new Bootstrap().group(workerGroup).channel(NioSocketChannel.class);
    clientBoot.option(ChannelOption.TCP_NODELAY, true);
    clientBoot.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, transportConfig.getConnectTimeout());
    clientBoot.option(ChannelOption.SO_RCVBUF, 8 * 1024).option(ChannelOption.SO_SNDBUF, 8 * 1024);
    clientBoot.handler(new ChannelInitializer<SocketChannel>() {

        @Override/*from w  w  w  .  j a  v  a 2s . co m*/
        public void initChannel(SocketChannel ch) throws Exception {
            TransportProtocolDecoder decoder = new TransportProtocolDecoder();
            decoder.setMaxObjectSize(transportConfig.getMaxSize());
            TransportProtocolEncoder encoder = new TransportProtocolEncoder();
            encoder.setMaxObjectSize(transportConfig.getMaxSize());
            ch.pipeline().addLast("TransportProtocolDecoder", decoder);
            ch.pipeline().addLast("TransportProtocolEncoder", encoder);

            int intervalSeconds = transportConfig.getHeartbeatIntervalSeconds();
            ch.pipeline().addLast("IdleStateHandler", new IdleStateHandler(0, intervalSeconds, 0));
            ch.pipeline().addLast("NettyClientHandler", new NettyClientHandler());
        }
    });

    clientBoot.remoteAddress(isa);
}

From source file:com.dinstone.jrpc.transport.netty5.NettyAcceptance.java

License:Apache License

@Override
public Acceptance bind() {
    bossGroup = new NioEventLoopGroup(1, new DefaultExecutorServiceFactory("N5A-Boss"));
    workGroup = new NioEventLoopGroup(transportConfig.getNioProcessorCount(),
            new DefaultExecutorServiceFactory("N5A-Work"));

    ServerBootstrap boot = new ServerBootstrap();
    boot.group(bossGroup, workGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {

                @Override/*from   w w  w.  j a v a2 s .  c o  m*/
                public void initChannel(SocketChannel ch) throws Exception {
                    TransportProtocolDecoder decoder = new TransportProtocolDecoder();
                    decoder.setMaxObjectSize(transportConfig.getMaxSize());
                    TransportProtocolEncoder encoder = new TransportProtocolEncoder();
                    encoder.setMaxObjectSize(transportConfig.getMaxSize());
                    ch.pipeline().addLast("TransportProtocolDecoder", decoder);
                    ch.pipeline().addLast("TransportProtocolEncoder", encoder);

                    int intervalSeconds = transportConfig.getHeartbeatIntervalSeconds();
                    ch.pipeline().addLast("IdleStateHandler", new IdleStateHandler(intervalSeconds * 2, 0, 0));
                    ch.pipeline().addLast("NettyServerHandler", new NettyServerHandler());
                }
            });
    boot.option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_BACKLOG, 128);
    boot.childOption(ChannelOption.SO_RCVBUF, 16 * 1024).childOption(ChannelOption.SO_SNDBUF, 16 * 1024)
            .childOption(ChannelOption.TCP_NODELAY, true);

    try {
        boot.bind(serviceAddress).sync();

        int processorCount = transportConfig.getBusinessProcessorCount();
        if (processorCount > 0) {
            NamedThreadFactory threadFactory = new NamedThreadFactory("N5A-BusinssProcessor");
            executorService = Executors.newFixedThreadPool(processorCount, threadFactory);
        }
    } catch (Exception e) {
        throw new RuntimeException("can't bind service on " + serviceAddress, e);
    }
    LOG.info("netty5 acceptance bind on {}", serviceAddress);

    return this;
}