Examples with NioEventLoopGroup org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup used on opensource projects

Example 56 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project BRFS by zhangnianli.

the class NettyMessageServer method bind.

public void bind(int port) throws Exception {
    // 配置服务端的NIO线程组
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    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) {
                ch.pipeline().addLast("http-decoder", new HttpRequestDecoder());
                ch.pipeline().addLast("http-servercodec", new HttpServerCodec());
                // 定义缓冲数据量
                ch.pipeline().addLast("http-aggegator", new HttpObjectAggregator(1024 * 1024 * 64));
                // ch.pipeline().addLast(new ProtobufVarint32FrameDecoder());
                // ch.pipeline().addLast(
                // new ProtobufDecoder(NettyMessageProto.NettyMessageReqRes.getDefaultInstance()));
                // ch.pipeline().addLast(new ProtobufVarint32LengthFieldPrepender());
                // ch.pipeline().addLast(new ProtobufEncoder());
                // ch.pipeline().addLast("http-chunked",new ChunkedWriteHandler());
                ch.pipeline().addLast(new NettyMessageServerHandler());
                ch.pipeline().addLast("http-responseencoder", new HttpResponseEncoder());
            }
        });
        // 绑定端口，同步等待成功
        ChannelFuture f = b.bind(port).sync();
        System.out.println("init start");
        // 等待服务端监听端口关闭
        f.channel().closeFuture().sync();
    } finally {
        // 优雅退出，释放线程池资源
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

Example 57 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project carbondata by apache.

the class NonSecureDictionaryClient method startClient.

/**
 * start dictionary client
 *
 * @param address
 * @param port
 */
@Override
public void startClient(String secretKey, String address, int port, boolean encryptSecureServer) {
    LOGGER.audit("Starting client on " + address + " " + port);
    long start = System.currentTimeMillis();
    // Create an Event with 1 thread.
    workerGroup = new NioEventLoopGroup(1);
    Bootstrap clientBootstrap = new Bootstrap();
    clientBootstrap.group(workerGroup).channel(NioSocketChannel.class).handler(new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline pipeline = ch.pipeline();
            // Based on length provided at header, it collects all packets
            pipeline.addLast("LengthDecoder", new LengthFieldBasedFrameDecoder(1048576, 0, 2, 0, 2));
            pipeline.addLast("NonSecureDictionaryClientHandler", nonSecureDictionaryClientHandler);
        }
    });
    clientBootstrap.connect(new InetSocketAddress(address, port));
    LOGGER.info("Dictionary client Started, Total time spent : " + (System.currentTimeMillis() - start));
}

Example 58 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project carbondata by apache.

the class SecureDictionaryServer method startServer.

/**
 * start dictionary server
 */
@Override
public void startServer() {
    LOGGER.info("Starting Dictionary Server in Secure Mode");
    secureDictionaryServerHandler = new SecureDictionaryServerHandler();
    String workerThreads = CarbonProperties.getInstance().getProperty(CarbonCommonConstants.DICTIONARY_WORKER_THREADS, CarbonCommonConstants.DICTIONARY_WORKER_THREADS_DEFAULT);
    boss = new NioEventLoopGroup(1);
    worker = new NioEventLoopGroup(Integer.parseInt(workerThreads));
    // Configure the server.
    bindToPort();
}

Example 59 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project java-tron by tronprotocol.

the class UDPListener method start.

public void start() throws Exception {
    NioEventLoopGroup group = new NioEventLoopGroup(1);
    try {
        discoveryExecutor = new DiscoveryExecutor(nodeManager);
        discoveryExecutor.start();
        while (!shutdown) {
            Bootstrap b = new Bootstrap();
            b.group(group).channel(NioDatagramChannel.class).handler(new ChannelInitializer<NioDatagramChannel>() {

                @Override
                public void initChannel(NioDatagramChannel ch) throws Exception {
                    ch.pipeline().addLast(stats.udp);
                    ch.pipeline().addLast(new ProtobufVarint32LengthFieldPrepender());
                    ch.pipeline().addLast(new ProtobufVarint32FrameDecoder());
                    ch.pipeline().addLast(new PacketDecoder());
                    MessageHandler messageHandler = new MessageHandler(ch, nodeManager);
                    nodeManager.setMessageSender(messageHandler);
                    ch.pipeline().addLast(messageHandler);
                }
            });
            channel = b.bind(port).sync().channel();
            logger.info("Discovery UDPListener started, bind port {}", port);
            channel.closeFuture().sync();
            if (shutdown) {
                logger.info("Shutdown discovery UDPListener");
                break;
            }
            logger.warn("UDP channel closed. Recreating after 5 sec pause...");
            Thread.sleep(5000);
        }
    } catch (Exception e) {
        if (e instanceof BindException && e.getMessage().contains("Address already in use")) {
            logger.error("Port " + port + " is busy. Check if another instance is running with the same port.");
        } else {
            logger.error("Can't start discover: ", e);
        }
    } finally {
        group.shutdownGracefully().sync();
    }
}

Example 60 with NioEventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup in project java-tron by tronprotocol.

the class PeerServer method start.

public void start(int port) {
    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();
    tronChannelInitializer = ctx.getBean(TronChannelInitializer.class, "");
    tronChannelInitializer.setNodeImpl(p2pNode);
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup);
        b.channel(NioServerSocketChannel.class);
        b.option(ChannelOption.SO_KEEPALIVE, true);
        b.option(ChannelOption.MESSAGE_SIZE_ESTIMATOR, DefaultMessageSizeEstimator.DEFAULT);
        b.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, this.args.getNodeConnectionTimeout());
        b.handler(new LoggingHandler());
        b.childHandler(tronChannelInitializer);
        // Start the client.
        logger.info("Listening for incoming connections, port: [{}] ", port);
        logger.info("NodeId: [{}] ", Hex.toHexString(this.args.getMyKey().getNodeId()));
        channelFuture = b.bind(port).sync();
        listening = true;
        // Wait until the connection is closed.
        channelFuture.channel().closeFuture().sync();
        logger.debug("Connection is closed");
    } catch (Exception e) {
        logger.debug("Exception: {} ({})", e.getMessage(), e.getClass().getName());
        throw new Error("Server Disconnected");
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
        listening = false;
    }
}