Example usage for io.netty.bootstrap ServerBootstrap ServerBootstrap

List of usage examples for io.netty.bootstrap ServerBootstrap ServerBootstrap

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Introduction

In this page you can find the example usage for io.netty.bootstrap ServerBootstrap ServerBootstrap.

Prototype

public ServerBootstrap()

Source Link

Usage

From source file:be.mil.ChatServer.netty.server.TCPServer.java

License:Apache License

public void start() {

    EventLoopGroup producer = new NioEventLoopGroup();
    EventLoopGroup consumer = new NioEventLoopGroup();

    try {/*from w w  w  .  j av  a  2 s.c  o  m*/
        Bootstrap bootstrapClient = new Bootstrap().group(new NioEventLoopGroup())
                .channel(NioSocketChannel.class).handler(new ClientAdapterInitializer());

        ServerBootstrap bootstrap = new ServerBootstrap().group(producer, consumer)
                .channel(NioServerSocketChannel.class).childHandler(serverAdapterInitializer);
        System.out.println("Server started");
        bootstrap.bind(port).sync().channel().closeFuture().sync();
        try {
            channel = bootstrapClient.connect(server, port).sync().channel();

            try {

                channel.write("Hi\n");
                channel.write("Hi\n");
                channel.flush();

            } catch (Exception e) {
                e.printStackTrace();
            } finally {

                bootstrap.group().shutdownGracefully();
            }
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        producer.shutdownGracefully();
        consumer.shutdownGracefully();
    }

}

From source file:be.yildizgames.module.network.netty.server.ServerNetty.java

License:MIT License

/**
 * Create a new Netty server./* w  ww .j av a2  s . c  om*/
 *
 */
//@requires bootstrap != null.
//@requires port > 0 < 65535.
private ServerNetty() {
    super();

    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    this.bootstrap = new ServerBootstrap().group(bossGroup, workerGroup).channel(NioServerSocketChannel.class);
    this.bootstrap.option(ChannelOption.TCP_NODELAY, true);
    this.bootstrap.option(ChannelOption.SO_KEEPALIVE, true);
}

From source file:bean.lee.demo.netty.learn.http.file.HttpStaticFileServer.java

License:Apache License

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from  ww  w. j a va  2 s  .  c om
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new HttpStaticFileServerInitializer());

        b.bind(port).sync().channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:bean.lee.demo.netty.learn.http.helloworld.HttpHelloWorldServer.java

License:Apache License

public void run() throws Exception {
    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*  ww w  .j a va 2  s. c om*/
        ServerBootstrap b = new ServerBootstrap();
        b.option(ChannelOption.SO_BACKLOG, 1024);
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new HttpHelloWorldServerInitializer());

        Channel ch = b.bind(port).sync().channel();
        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:bftsmart.communication.client.netty.NettyClientServerCommunicationSystemServerSide.java

License:Apache License

public NettyClientServerCommunicationSystemServerSide(ServerViewController controller) {
    try {//  ww  w.j av a 2  s  .c  o m

        this.controller = controller;
        /* Tulio Ribeiro */
        privKey = controller.getStaticConf().getPrivateKey();

        sessionReplicaToClient = new ConcurrentHashMap<>();
        rl = new ReentrantReadWriteLock();

        // Configure the server.

        serverPipelineFactory = new NettyServerPipelineFactory(this, sessionReplicaToClient, controller, rl);

        EventLoopGroup bossGroup = new NioEventLoopGroup(bossThreads);
        EventLoopGroup workerGroup = new NioEventLoopGroup(Runtime.getRuntime().availableProcessors());

        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_KEEPALIVE, true)
                .option(ChannelOption.TCP_NODELAY, true).option(ChannelOption.SO_SNDBUF, tcpSendBufferSize)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectionTimeoutMsec)
                .option(ChannelOption.SO_BACKLOG, connectionBacklog)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(serverPipelineFactory.getDecoder());
                        ch.pipeline().addLast(serverPipelineFactory.getEncoder());
                        ch.pipeline().addLast(serverPipelineFactory.getHandler());
                    }
                }).childOption(ChannelOption.SO_KEEPALIVE, true).childOption(ChannelOption.TCP_NODELAY, true);
        String myAddress;
        String confAddress = controller.getStaticConf()
                .getRemoteAddress(controller.getStaticConf().getProcessId()).getAddress().getHostAddress();

        if (InetAddress.getLoopbackAddress().getHostAddress().equals(confAddress)) {

            myAddress = InetAddress.getLoopbackAddress().getHostAddress();

        }

        else if (controller.getStaticConf().getBindAddress().equals("")) {

            myAddress = InetAddress.getLocalHost().getHostAddress();

            // If Netty binds to the loopback address, clients will not be able to connect
            // to replicas.
            // To solve that issue, we bind to the address supplied in config/hosts.config
            // instead.
            if (InetAddress.getLoopbackAddress().getHostAddress().equals(myAddress)
                    && !myAddress.equals(confAddress)) {

                myAddress = confAddress;
            }

        } else {

            myAddress = controller.getStaticConf().getBindAddress();
        }

        int myPort = controller.getStaticConf().getPort(controller.getStaticConf().getProcessId());

        ChannelFuture f = b.bind(new InetSocketAddress(myAddress, myPort)).sync();

        logger.info("ID = " + controller.getStaticConf().getProcessId());
        logger.info("N = " + controller.getCurrentViewN());
        logger.info("F = " + controller.getCurrentViewF());
        logger.info("Port (client <-> server) = "
                + controller.getStaticConf().getPort(controller.getStaticConf().getProcessId()));
        logger.info("Port (server <-> server) = "
                + controller.getStaticConf().getServerToServerPort(controller.getStaticConf().getProcessId()));
        logger.info("requestTimeout = " + controller.getStaticConf().getRequestTimeout());
        logger.info("maxBatch = " + controller.getStaticConf().getMaxBatchSize());
        if (controller.getStaticConf().getUseSignatures() == 1)
            logger.info("Using Signatures");
        else if (controller.getStaticConf().getUseSignatures() == 2)
            logger.info("Using benchmark signature verification");
        logger.info("Binded replica to IP address " + myAddress);
        // ******* EDUARDO END **************//

        /* Tulio Ribeiro */
        // SSL/TLS
        logger.info("SSL/TLS enabled, protocol version: {}",
                controller.getStaticConf().getSSLTLSProtocolVersion());

        /* Tulio Ribeiro END */

        mainChannel = f.channel();

    } catch (InterruptedException | UnknownHostException ex) {
        logger.error("Failed to create Netty communication system", ex);
    }
}

From source file:blazingcache.network.netty.NettyChannelAcceptor.java

License:Apache License

public void start() throws Exception {
    if (ssl) {/*from  w ww .j av a2s  .c  o  m*/
        if (sslCertFile == null) {
            LOGGER.log(Level.SEVERE, "start SSL with self-signed auto-generated certificate");
            if (sslCiphers != null) {
                LOGGER.log(Level.SEVERE, "required sslCiphers " + sslCiphers);
            }
            SelfSignedCertificate ssc = new SelfSignedCertificate();
            try {
                sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).ciphers(sslCiphers)
                        .build();
            } finally {
                ssc.delete();
            }
        } else {
            LOGGER.log(Level.SEVERE, "start SSL with certificate " + sslCertFile.getAbsolutePath()
                    + " chain file " + sslCertChainFile.getAbsolutePath());
            if (sslCiphers != null) {
                LOGGER.log(Level.SEVERE, "required sslCiphers " + sslCiphers);
            }
            sslCtx = SslContextBuilder.forServer(sslCertChainFile, sslCertFile, sslCertPassword)
                    .ciphers(sslCiphers).build();
        }

    }
    if (callbackThreads == 0) {
        callbackExecutor = Executors.newCachedThreadPool();
    } else {
        callbackExecutor = Executors.newFixedThreadPool(callbackThreads, new ThreadFactory() {
            private final AtomicLong count = new AtomicLong();

            @Override
            public Thread newThread(Runnable r) {
                return new Thread(r, "blazingcache-callbacks-" + count.incrementAndGet());
            }
        });
    }
    bossGroup = new NioEventLoopGroup(workerThreads);
    workerGroup = new NioEventLoopGroup(workerThreads);
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    NettyChannel session = new NettyChannel("unnamed", ch, callbackExecutor, null);
                    if (acceptor != null) {
                        acceptor.createConnection(session);
                    }

                    //                        ch.pipeline().addLast(new LoggingHandler());
                    // Add SSL handler first to encrypt and decrypt everything.
                    if (ssl) {
                        ch.pipeline().addLast(sslCtx.newHandler(ch.alloc()));
                    }

                    ch.pipeline().addLast("lengthprepender", new LengthFieldPrepender(4));
                    ch.pipeline().addLast("lengthbaseddecoder",
                            new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
                    //
                    ch.pipeline().addLast("messageencoder", new DataMessageEncoder());
                    ch.pipeline().addLast("messagedecoder", new DataMessageDecoder());
                    ch.pipeline().addLast(new InboundMessageHandler(session));
                }
            }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

    ChannelFuture f = b.bind(host, port).sync(); // (7)
    this.channel = f.channel();

}

From source file:book.netty.n4delimiterC5P1.EchoServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO/* w ww. ja v  a2 s .  c o m*/
    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) throws Exception {
                        ByteBuf delimiter = Unpooled.copiedBuffer("$_".getBytes());
                        ch.pipeline().addLast(new DelimiterBasedFrameDecoder(1024, delimiter));
                        ch.pipeline().addLast(new StringDecoder());
                        ch.pipeline().addLast(new EchoServerHandler());
                    }
                });

        // ???
        ChannelFuture f = b.bind(port).sync();

        // ???
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:book.netty.n5fixedLenC5P2.EchoServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO/*from  www  . j av a 2 s  .  c  o m*/
    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) throws Exception {
                        ch.pipeline().addLast(new FixedLengthFrameDecoder(20));
                        ch.pipeline().addLast(new StringDecoder());
                        ch.pipeline().addLast(new EchoServerHandler());
                    }
                });

        // ???
        ChannelFuture f = b.bind(port).sync();

        // ???
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:books.netty.codec.marshalling.SubReqServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO//from w w w. j a v  a  2s  .c  om
    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(MarshallingCodeCFactory.buildMarshallingDecoder());
                        ch.pipeline().addLast(MarshallingCodeCFactory.buildMarshallingEncoder());
                        ch.pipeline().addLast(new SubReqServerHandler());
                    }
                });

        // ???
        ChannelFuture f = b.bind(port).sync();

        // ???
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:books.netty.codec.protobuf.SubReqServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO//from   www  .  ja  v  a  2  s.c  om
    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(new ProtobufVarint32FrameDecoder());
                        ch.pipeline().addLast(
                                new ProtobufDecoder(SubscribeReqProto.SubscribeReq.getDefaultInstance()));
                        ch.pipeline().addLast(new ProtobufVarint32LengthFieldPrepender());
                        ch.pipeline().addLast(new ProtobufEncoder());
                        ch.pipeline().addLast(new SubReqServerHandler());
                    }
                });

        // ???
        ChannelFuture f = b.bind(port).sync();

        // ???
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}