Example usage for io.netty.bootstrap ServerBootstrap group

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

  1. HOME
  2. Java
  3. io.netty
  4. io.netty.bootstrap.*
  5. ServerBootstrap
  6. group

Introduction

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

Prototype

public ServerBootstrap group(EventLoopGroup parentGroup, EventLoopGroup childGroup)

Source Link

Document

Set the EventLoopGroup for the parent (acceptor) and the child (client).

Usage

From source file:com.flysoloing.learning.network.netty.proxy.HexDumpProxy.java

License:Apache License

public static void main(String[] args) throws Exception {
    System.err.println("Proxying *:" + LOCAL_PORT + " to " + REMOTE_HOST + ':' + REMOTE_PORT + " ...");

    // Configure the bootstrap.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/* www.  ja v a2  s  .  com*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new HexDumpProxyInitializer(REMOTE_HOST, REMOTE_PORT))
                .childOption(ChannelOption.AUTO_READ, false).bind(LOCAL_PORT).sync().channel().closeFuture()
                .sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.flysoloing.learning.network.netty.spdy.server.SpdyServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    SelfSignedCertificate ssc = new SelfSignedCertificate();
    SslContext sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey())
            .applicationProtocolConfig(new ApplicationProtocolConfig(Protocol.NPN,
                    // NO_ADVERTISE is currently the only mode supported by both OpenSsl and JDK providers.
                    SelectorFailureBehavior.NO_ADVERTISE,
                    // ACCEPT is currently the only mode supported by both OpenSsl and JDK providers.
                    SelectedListenerFailureBehavior.ACCEPT, ApplicationProtocolNames.SPDY_3_1,
                    ApplicationProtocolNames.HTTP_1_1))
            .build();//from   w  w w .jav a 2 s  .co  m

    // 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 SpdyServerInitializer(sslCtx));

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

        System.err
                .println("Open your SPDY-enabled web browser and navigate to https://127.0.0.1:" + PORT + '/');
        System.err.println("If using Chrome browser, check your SPDY sessions at chrome://net-internals/#spdy");

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

From source file:com.flysoloing.learning.network.netty.telnet.TelnetServer.java

License:Apache License

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

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new TelnetServerInitializer(sslCtx));

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

From source file:com.flysoloing.learning.network.netty.udt.echo.bytes.ByteEchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    final ThreadFactory acceptFactory = new DefaultThreadFactory("accept");
    final ThreadFactory connectFactory = new DefaultThreadFactory("connect");
    final NioEventLoopGroup acceptGroup = new NioEventLoopGroup(1, acceptFactory, NioUdtProvider.BYTE_PROVIDER);
    final NioEventLoopGroup connectGroup = new NioEventLoopGroup(1, connectFactory,
            NioUdtProvider.BYTE_PROVIDER);

    // Configure the server.
    try {//from w  ww  . ja v a 2  s. c  o m
        final ServerBootstrap boot = new ServerBootstrap();
        boot.group(acceptGroup, connectGroup).channelFactory(NioUdtProvider.BYTE_ACCEPTOR)
                .option(ChannelOption.SO_BACKLOG, 10).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<UdtChannel>() {
                    @Override
                    public void initChannel(final UdtChannel ch) throws Exception {
                        ch.pipeline().addLast(new LoggingHandler(LogLevel.INFO), new ByteEchoServerHandler());
                    }
                });
        // Start the server.
        final ChannelFuture future = boot.bind(PORT).sync();
        // Wait until the server socket is closed.
        future.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        acceptGroup.shutdownGracefully();
        connectGroup.shutdownGracefully();
    }
}

From source file:com.flysoloing.learning.network.netty.udt.echo.message.MsgEchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    final ThreadFactory acceptFactory = new DefaultThreadFactory("accept");
    final ThreadFactory connectFactory = new DefaultThreadFactory("connect");
    final NioEventLoopGroup acceptGroup = new NioEventLoopGroup(1, acceptFactory,
            NioUdtProvider.MESSAGE_PROVIDER);
    final NioEventLoopGroup connectGroup = new NioEventLoopGroup(1, connectFactory,
            NioUdtProvider.MESSAGE_PROVIDER);

    // Configure the server.
    try {//  w ww . ja  v a  2 s.co  m
        final ServerBootstrap boot = new ServerBootstrap();
        boot.group(acceptGroup, connectGroup).channelFactory(NioUdtProvider.MESSAGE_ACCEPTOR)
                .option(ChannelOption.SO_BACKLOG, 10).handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<UdtChannel>() {
                    @Override
                    public void initChannel(final UdtChannel ch) throws Exception {
                        ch.pipeline().addLast(new LoggingHandler(LogLevel.INFO), new MsgEchoServerHandler());
                    }
                });
        // Start the server.
        final ChannelFuture future = boot.bind(PORT).sync();
        // Wait until the server socket is closed.
        future.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        acceptGroup.shutdownGracefully();
        connectGroup.shutdownGracefully();
    }
}

From source file:com.flysoloing.learning.network.netty.worldclock.WorldClockServer.java

License:Apache License

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

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new WorldClockServerInitializer(sslCtx));

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

From source file:com.foilen.smalltools.net.netty.NettyServer.java

License:Open Source License

/**
 * Start the server./*  ww  w.  j  a v a  2 s  . co  m*/
 *
 * @param port
 *            the port to listen on (0 for a random port ; get it with {@link #getPort()})
 * @param trustedCertificates
 *            (optional) the certificate to trust connections from
 * @param certificate
 *            (optional) the server's certificate
 * @param channelHandlerContainers
 *            the channel handlers for the incoming connections
 */
public void start(final int port, final RSATrustedCertificates trustedCertificates,
        final RSACertificate certificate, final List<ChannelHandlerContainer> channelHandlerContainers) {

    AssertTools.assertNull(thread, "Server is already started");

    final CountDownLatch countDownLatch = new CountDownLatch(1);
    thread = new Thread(() -> {
        try {
            ServerBootstrap serverBootstrap = new ServerBootstrap();
            serverBootstrap.group(NettyCommon.EVENT_LOOP_GROUP, NettyCommon.EVENT_LOOP_GROUP);
            serverBootstrap.channel(NioServerSocketChannel.class);

            serverBootstrap.childHandler(new ChannelInitializer<SocketChannel>() {

                @Override
                protected void initChannel(SocketChannel socketChannel) throws Exception {

                    InetSocketAddress remoteAddress = socketChannel.remoteAddress();
                    logger.info("Got a connection from {}:{}", remoteAddress.getHostName(),
                            remoteAddress.getPort());

                    // Add sslCtx if needed
                    if (trustedCertificates != null || certificate != null) {
                        TrustManagerFactory trustManagerFactory = trustedCertificates == null ? null
                                : RSATools.createTrustManagerFactory(trustedCertificates);
                        KeyManagerFactory keyManagerFactory = certificate == null ? null
                                : RSATools.createKeyManagerFactory(certificate);

                        CipherSuiteFilter cipherFilter = IdentityCipherSuiteFilter.INSTANCE;
                        SslContext sslCtx = SslContext.newServerContext(SslProvider.JDK, null,
                                trustManagerFactory, null, null, null, keyManagerFactory, null, cipherFilter,
                                null, 0, 0);
                        SslHandler sslHandler = sslCtx.newHandler(socketChannel.alloc());

                        if (trustManagerFactory == null) {
                            logger.debug("Will not verify client's identity");
                        } else {
                            logger.debug("Will verify client's identity");
                            SSLEngine sslEngine = sslHandler.engine();
                            sslEngine.setNeedClientAuth(true);
                        }

                        socketChannel.pipeline().addLast(sslHandler);
                    }

                    // Add the channel handlers
                    for (ChannelHandlerContainer channelHandlerContainer : channelHandlerContainers) {
                        socketChannel.pipeline()
                                .addLast(ReflectionTools.instantiate(
                                        channelHandlerContainer.getChannelHandlerClass(),
                                        channelHandlerContainer.getConstructorParams()));
                    }
                }
            }) //
                    .option(ChannelOption.SO_BACKLOG, 128) //
                    .childOption(ChannelOption.SO_KEEPALIVE, true);

            bindedPort = port;
            logger.info("Server on port {} is starting...", port);
            ChannelFuture channelFuture = serverBootstrap.bind(port).sync();
            SocketAddress socketAddress = channelFuture.channel().localAddress();
            if (socketAddress instanceof InetSocketAddress) {
                InetSocketAddress inetSocketAddress = (InetSocketAddress) socketAddress;
                bindedPort = inetSocketAddress.getPort();
            }
            logger.info("Server on port {} is started", bindedPort);
            countDownLatch.countDown();
            channelFuture.channel().closeFuture().sync();
        } catch (InterruptedException e) {
            logger.info("Server on port {} is interrupted", bindedPort);
        } finally {
            countDownLatch.countDown();
        }
        logger.info("Server on port {} is stopped", bindedPort);
    });
    thread.setName("Netty Server-" + bindedPort);
    thread.start();

    try {
        countDownLatch.await();
    } catch (InterruptedException e) {
        logger.error("Interrupted while waiting for the server to start");
    }
}

From source file:com.frank.netty.protocol.http.fileServer.HttpFileServer.java

License:Apache License

public void run(final int port, final String url) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from ww w.ja v  a 2 s . c  om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast("http-decoder", new HttpRequestDecoder());
                        ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        ch.pipeline().addLast("fileServerHandler", new HttpFileServerHandler(url));
                    }
                });
        ChannelFuture future = b.bind("192.168.1.102", port).sync();
        System.out.println(
                "HTTP??? : " + "http://192.168.1.102:" + port + url);
        future.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.fruit.core.socket.SocketServer.java

License:Apache License

public SocketServer(int port, ChannelHandler channelHander) {
    ServerBootstrap b = new ServerBootstrap();
    try {/*from  ww w.jav a 2 s  .  co  m*/
        b.group(new NioEventLoopGroup(), new NioEventLoopGroup()).channel(NioServerSocketChannel.class)
                .childHandler(new FruitServerPipelineFactory());
        b.bind(port).sync().channel().closeFuture().sync();
    } catch (Exception e) {
        logger.error("SocketServer", e);
    } finally {
        b.shutdown();
    }
}

From source file:com.fsocks.SocksServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    Properties properties = new Properties();

    try {//from   w  ww.j  av  a 2 s . c  o m
        properties.load(SocksServer.class.getResourceAsStream("/config.properties"));
        PORT = Integer.parseInt(properties.getProperty("port"));
    } catch (Exception e) {
        logger.warn("load config.properties error, default port 11080, auth false!");
    }
    EventLoopGroup bossGroup = new NioEventLoopGroup(16);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new SocksServerInitializer());
        b.bind(PORT).sync().channel().closeFuture().sync();
    } catch (Exception e) {
        logger.error("SocksServer server error,", e);
    } finally {
        logger.error("SocksServer is shutdown");
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}