Package io.netty.bootstrap

Examples of io.netty.bootstrap.ServerBootstrap

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    public CollectorServer start() {
        workerGroup = new NioEventLoopGroup(8);

        try {
            final ServerBootstrap bootstrap = new ServerBootstrap();
            bootstrap
                .option(ChannelOption.SO_REUSEADDR, true)
                .option(ChannelOption.SO_SNDBUF, 1024)
                .option(ChannelOption.TCP_NODELAY, true)
                .group(workerGroup)
                .channel(NioServerSocketChannel.class)
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        public HttpServer start() {
            workerGroup = new NioEventLoopGroup(8);

            try {
                final ServerBootstrap bootstrap = new ServerBootstrap();
                bootstrap
                    .option(ChannelOption.SO_REUSEADDR, true)
                    .option(ChannelOption.SO_SNDBUF, 1024)
                    .option(ChannelOption.TCP_NODELAY, true)
                    .group(workerGroup)
                    .channel(NioServerSocketChannel.class)
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    public NettyRemotingServer(final NettyServerConfig nettyServerConfig,
            final ChannelEventListener channelEventListener) {
        super(nettyServerConfig.getServerOnewaySemaphoreValue(), nettyServerConfig
            .getServerAsyncSemaphoreValue());
        this.serverBootstrap = new ServerBootstrap();
        this.nettyServerConfig = nettyServerConfig;
        this.channelEventListener = channelEventListener;

        int publicThreadNums = nettyServerConfig.getServerCallbackExecutorThreads();
        if (publicThreadNums <= 0) {
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                public Thread newThread(Runnable r) {
                    return new Thread(r, "NettyServerWorkerThread_" + this.threadIndex.incrementAndGet());
                }
            });

        ServerBootstrap childHandler = //
                this.serverBootstrap.group(this.eventLoopGroupBoss, this.eventLoopGroupWorker)
                    .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 NettyConnetManageHandler(), //
                                new NettyServerHandler());
                        }
                    });

        if (nettyServerConfig.isServerPooledByteBufAllocatorEnable()) {
            // 这个选项有可能会占用大量堆外内存，暂时不使用。
            childHandler.childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
        }

        try {
            ChannelFuture sync = this.serverBootstrap.bind().sync();
            InetSocketAddress addr = (InetSocketAddress) sync.channel().localAddress();
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  public MyServer(int port) {
    this.port = port;
  }

  public void run() throws Exception {
    ServerBootstrap server = new ServerBootstrap();
    try {
      server.group(new NioEventLoopGroup(), new NioEventLoopGroup())
          .channel(NioServerSocketChannel.class).localAddress(port)
          .childHandler(new DispatcherServletChannelInitializer());

      server.bind().sync().channel().closeFuture().sync();
    }
    finally {
      server.shutdown();
    }
  }
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    public void start() {
        EventLoopGroup bossGroup = new NioEventLoopGroup();
        EventLoopGroup workerGroup = new NioEventLoopGroup();

        pipelineFactory.start(configCopy, namespacesHub);
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup)
            .option(ChannelOption.TCP_NODELAY, true)
            .option(ChannelOption.SO_KEEPALIVE, true)
            .channel(NioServerSocketChannel.class)
            .childHandler(pipelineFactory);

        InetSocketAddress addr = new InetSocketAddress(configCopy.getPort());
        if (configCopy.getHostname() != null) {
            addr = new InetSocketAddress(configCopy.getHostname(), configCopy.getPort());
        }

        b.bind(addr).syncUninterruptibly();
        log.info("SocketIO server started at port: {}", configCopy.getPort());
    }
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     */
    @Override
    protected void startInternal() throws ServerLifecycleException, IllegalStateException {

        // Set up Netty Boostrap
        final ServerBootstrap bootstrap = new ServerBootstrap().group(new NioEventLoopGroup(), new NioEventLoopGroup())
            .channel(NioServerSocketChannel.class).localAddress(this.getBindAddress())
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(final SocketChannel channel) throws Exception {
                    final ChannelPipeline pipeline = channel.pipeline();
                    NettyServer.this.resetPipeline(pipeline);
                }
            }).childOption(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.SO_KEEPALIVE, true);
        this.bootstrap = bootstrap;

        // Start 'er up
        final ChannelFuture openChannel;
        try {
            openChannel = bootstrap.bind().sync();
        } catch (final InterruptedException ie) {
            Thread.interrupted();
            throw new ServerLifecycleException("Interrupted while awaiting server start", ie);
        } catch (final RuntimeException re) {
            // Exception xlate
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        // Configure the server.
        eventExecutorGroup = new RequestThreadPoolExecutor();
        bossGroup = new NioEventLoopGroup();
        workerGroup = new NioEventLoopGroup();

        ServerBootstrap bootstrap = new ServerBootstrap()
                                    .group(bossGroup, workerGroup)
                                    .channel(NioServerSocketChannel.class)
                                    .childOption(ChannelOption.TCP_NODELAY, true);

        // Set up the event pipeline factory.
        final EncryptionOptions.ClientEncryptionOptions clientEnc = DatabaseDescriptor.getClientEncryptionOptions();
        if (clientEnc.enabled)
        {
            logger.info("Enabling encrypted CQL connections between client and server");
            bootstrap.childHandler(new SecureInitializer(this, clientEnc));
        }
        else
        {
            bootstrap.childHandler(new Initializer(this));
        }

        // Bind and start to accept incoming connections.
        logger.info("Starting listening for CQL clients on {}...", socket);
        Channel channel = bootstrap.bind(socket).channel();
        connectionTracker.allChannels.add(channel);
        isRunning.set(true);
    }
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        // Configure the server.
        eventExecutorGroup = new RequestThreadPoolExecutor();
        workerGroup = new NioEventLoopGroup();

        ServerBootstrap bootstrap = new ServerBootstrap()
                                    .group(workerGroup)
                                    .channel(NioServerSocketChannel.class)
                                    .childOption(ChannelOption.TCP_NODELAY, true)
                                    .childOption(ChannelOption.ALLOCATOR, CBUtil.allocator)
                                    .childOption(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, 32 * 1024)
                                    .childOption(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 8 * 1024);

        final EncryptionOptions.ClientEncryptionOptions clientEnc = DatabaseDescriptor.getClientEncryptionOptions();
        if (clientEnc.enabled)
        {
            logger.info("Enabling encrypted CQL connections between client and server");
            bootstrap.childHandler(new SecureInitializer(this, clientEnc));
        }
        else
        {
            bootstrap.childHandler(new Initializer(this));
        }

        // Bind and start to accept incoming connections.
        logger.info("Using Netty Version: {}", Version.identify().entrySet());
        logger.info("Starting listening for CQL clients on {}...", socket);
        Channel channel = bootstrap.bind(socket).channel();
        connectionTracker.allChannels.add(channel);
        isRunning.set(true);
    }
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        final BasicThreadFactory threadFactory = new BasicThreadFactory.Builder().namingPattern("gremlin-%d").build();
        final EventExecutorGroup gremlinGroup = new DefaultEventExecutorGroup(settings.gremlinPool, threadFactory);

        try {
            final ServerBootstrap b = new ServerBootstrap();

            // when high value is reached then the channel becomes non-writeable and stays like that until the
            // low value is so that there is time to recover
            b.childOption(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, settings.writeBufferLowWaterMark);
            b.childOption(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, settings.writeBufferHighWaterMark);
            b.childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);

            final GremlinExecutor gremlinExecutor = initializeGremlinExecutor(gremlinGroup, workerGroup);
            final Channelizer channelizer = createChannelizer(settings);
            channelizer.init(settings, gremlinExecutor, gremlinGroup, graphs.get(), workerGroup);
            b.group(bossGroup, workerGroup)
                    .channel(NioServerSocketChannel.class)
                    .childHandler(channelizer);

            ch = b.bind(settings.host, settings.port).sync().channel();
            logger.info("Gremlin Server configured with worker thread pool of {} and boss thread pool of {}",
                    settings.threadPoolWorker, settings.threadPoolBoss);
            logger.info("Channel started at port {}.", settings.port);

            serverReady.ifPresent(future -> future.complete(null));
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Related Classes of io.netty.bootstrap.ServerBootstrap

  • be.demmel.jgws.network.NettyServer
  • com.alibaba.rocketmq.remoting.netty.NettyRemotingServer
  • com.barchart.http.server.HttpServer
  • com.cnn.drei.http.HttpServer
  • com.corundumstudio.socketio.SocketIOServer
  • eu.stratosphere.runtime.io.network.netty.NettyConnectionManager
  • io.netty.channel.BaseChannelTest
  • io.netty.channel.Channel
  • io.netty.channel.ChannelConfig
  • io.netty.channel.ChannelDeregistrationTest
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