Example usage for io.netty.channel ChannelOption SO_BACKLOG

Introduction

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

Prototype

ChannelOption SO_BACKLOG

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

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Usage

From source file:com.streamsets.pipeline.stage.origin.tcp.TCPConsumingServer.java

License:Apache License

@Override
protected AbstractBootstrap bootstrap(boolean enableEpoll) {
    if (enableEpoll) {
        enableDirectBuffers();/*from   ww  w.  j  ava 2  s .c o  m*/
        // boss group simply opens channels and hands processing off to the child
        EpollEventLoopGroup bossGroup = new EpollEventLoopGroup(NUM_BOSS_THREADS);
        EventLoopGroup workerGroup = new EpollEventLoopGroup(numThreads);
        groups.add(bossGroup);
        groups.add(workerGroup);
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(EpollServerSocketChannel.class)
                .childHandler(this.channelInitializer)
                .option(ChannelOption.SO_BACKLOG, SOCKET_MAX_INBOUND_CONNECTION_QUEUE_DEPTH)
                .childOption(ChannelOption.SO_KEEPALIVE, SOCKET_KEEPALIVE);
        return b;
    } else {
        disableDirectBuffers();
        EventLoopGroup bossGroup = new NioEventLoopGroup(NUM_BOSS_THREADS);
        EventLoopGroup workerGroup = new NioEventLoopGroup(numThreads);
        groups.add(bossGroup);
        groups.add(workerGroup);
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(this.channelInitializer)
                .option(ChannelOption.SO_BACKLOG, SOCKET_MAX_INBOUND_CONNECTION_QUEUE_DEPTH)
                .childOption(ChannelOption.SO_KEEPALIVE, SOCKET_KEEPALIVE);
        return b;
    }

}

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From source file:com.study.hc.net.netty.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure the server.
    // EventLoopGroup   accept NioEventLoop
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    // EventLoopGroup   I/O
    EventLoopGroup workerGroup2 = new NioEventLoopGroup(1);
    try {//from www .ja v  a  2  s.  c om
        // ??
        ServerBootstrap b = new ServerBootstrap();
        // ???reactor???
        b.group(bossGroup, workerGroup2).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.DEBUG))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        p.addLast(new EchoServerHandler());
                    }
                });
        // bind??
        ChannelFuture f = b.bind(PORT).sync();
        // ??
        f.channel().closeFuture().sync();
    } finally {
        // 
        bossGroup.shutdownGracefully();
        workerGroup2.shutdownGracefully();
    }
}

---

From source file:com.system.distribute.server.FileServer.java

License:Apache License

public void run() throws Exception {
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from w ww . j  av  a2s .  c om
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new StringEncoder(CharsetUtil.UTF_8),
                                new LineBasedFrameDecoder(8192), new StringDecoder(CharsetUtil.UTF_8),
                                new FileHandler());
                    }
                });

        // 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.tencent.mars.proxy.ProxyServer.java

License:Open Source License

public void start() throws Exception {
    try {/*w ww .j  a v  a 2  s  .  c  o  m*/
        serverBootstrap = new ServerBootstrap();
        serverBootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(channelHandler).option(ChannelOption.SO_BACKLOG, 128)
                .childOption(ChannelOption.SO_KEEPALIVE, true);

        ChannelFuture channelFuture = serverBootstrap.bind(port).sync();
        channelFuture.channel().closeFuture().sync();
    } catch (Exception e) {

    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

---

From source file:com.test.zp.netty.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    //        final SslContext sslCtx;
    //        if (SSL) {
    //            SelfSignedCertificate ssc = new SelfSignedCertificate();
    //            sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
    //        } else {
    //            sslCtx = null;
    //        }// w  w w.  j av a2  s  . c  o  m

    // 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).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.titilink.camel.rest.server.CamelServer.java

License:LGPL

private static void run(int port, boolean supportSSL) {
    LOGGER.info("CamelServer run({}, {})", port, supportSSL);

    EventLoopGroup bossGroup = new NioEventLoopGroup(DEFAULT_BOSS_NIO_EVENT_NUM);
    BOSS_GROUP_LIST.add(bossGroup);//from w  w w .  j  a  va 2 s  .  c  om
    EventLoopGroup workerGroup = new NioEventLoopGroup(DEFAULT_NIO_EVENT_NUM);
    WORKER_GROUP_LIST.add(workerGroup);

    String host = AdapterRestletUtil.getProperty(SERVER_REST_IP, LOCAL_HOST);
    HttpConnector httpConnector = new RestletConnector(host, port, supportSSL);
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new HttpServerInitializer(supportSSL, httpConnector));
        b.childOption(ChannelOption.SO_KEEPALIVE, true);
        b.childOption(ChannelOption.TCP_NODELAY, true);
        b.option(ChannelOption.SO_BACKLOG, DEFAULT_SO_BACKLOG);

        Channel ch = b.bind(new InetSocketAddress(host, port)).sync().channel();
        CHANNEL_LIST.add(ch);
        ch.closeFuture().sync();
    } catch (InterruptedException e) {
        LOGGER.error("InterruptedException while start server.");
    } catch (Throwable t) {
        LOGGER.error("CamelServer run throws error.");
    } finally {
        LOGGER.info("CamelServer run() : shutdown");
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

From source file:com.tongbanjie.tarzan.rpc.netty.NettyRpcServer.java

License:Apache License

@Override
public void start() {
    this.defaultEventExecutorGroup = new DefaultEventExecutorGroup(//
            nettyServerConfig.getServerWorkerThreads(), //
            new ThreadFactory() {

                private AtomicInteger threadIndex = new AtomicInteger(0);

                @Override/*from   w ww .ja v  a2 s  . co  m*/
                public Thread newThread(Runnable r) {
                    return new Thread(r, "NettyServerCodecThread_" + this.threadIndex.incrementAndGet());
                }
            });

    ServerBootstrap childHandler = //
            this.serverBootstrap.group(this.eventLoopGroupBoss, this.eventLoopGroupSelector)
                    .channel(NioServerSocketChannel.class)
                    //
                    .option(ChannelOption.SO_BACKLOG, 1024)
                    //
                    .option(ChannelOption.SO_REUSEADDR, true)
                    //
                    .option(ChannelOption.SO_KEEPALIVE, false)
                    //
                    .childOption(ChannelOption.TCP_NODELAY, true)
                    //
                    .option(ChannelOption.SO_SNDBUF, nettyServerConfig.getServerSocketSndBufSize())
                    //
                    .option(ChannelOption.SO_RCVBUF, nettyServerConfig.getServerSocketRcvBufSize())
                    //
                    .localAddress(new InetSocketAddress(this.nettyServerConfig.getListenPort()))
                    .childHandler(new ChannelInitializer<SocketChannel>() {
                        @Override
                        public void initChannel(SocketChannel ch) throws Exception {
                            ch.pipeline().addLast(
                                    //
                                    defaultEventExecutorGroup, //
                                    new NettyEncoder(), //
                                    new NettyDecoder(), //
                                    new IdleStateHandler(0, 0,
                                            nettyServerConfig.getServerChannelMaxIdleTimeSeconds()), //
                                    new NettyConnectManageHandler(), //
                                    new NettyServerHandler());
                        }
                    });

    if (nettyServerConfig.isServerPooledByteBufAllocatorEnable()) {
        childHandler.childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
    }

    try {
        ChannelFuture sync = this.serverBootstrap.bind().sync();
        InetSocketAddress addr = (InetSocketAddress) sync.channel().localAddress();
        this.port = addr.getPort();
    } catch (InterruptedException e1) {
        throw new RuntimeException("this.serverBootstrap.bind().sync() InterruptedException", e1);
    }

    if (this.channelEventListener != null) {
        this.nettyEventExecutor.start();
    }

    this.timer.scheduleAtFixedRate(new TimerTask() {

        @Override
        public void run() {
            try {
                NettyRpcServer.this.scanResponseTable();
            } catch (Exception e) {
                LOGGER.error("scanResponseTable exception", e);
            }
        }
    }, 1000 * 3, 1000);

    LOGGER.info("Rpc server [port:{}] start success", port);
}

---

From source file:com.topsec.bdc.platform.api.test.echo.EchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {

    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*from  www. ja v  a2  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).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.topsec.bdc.platform.api.test.file.FileServer.java

License:Apache License

public static void main(String[] args) throws Exception {

    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*ww  w.ja v a  2s  .  c  o 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).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 StringEncoder(CharsetUtil.UTF_8), new LineBasedFrameDecoder(8192),
                                new StringDecoder(CharsetUtil.UTF_8), new ChunkedWriteHandler(),
                                new FileServerHandler());
                    }
                });

        // 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.topsec.bdc.platform.api.test.http.helloworld.HttpHelloWorldServer.java

License:Apache License

public static void main(String[] args) throws Exception {

    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//from   ww w  . ja  va  2  s.  c  om
        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.option(ChannelOption.SO_BACKLOG, 1024);
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new HttpHelloWorldServerInitializer(sslCtx));

        Channel ch = b.bind(PORT).sync().channel();

        System.err.println("Open your web browser and navigate to " + (SSL ? "https" : "http") + "://127.0.0.1:"
                + PORT + '/');

        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

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