Example usage for io.netty.bootstrap ServerBootstrap group

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

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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.shbxs.netty.SecureChatServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    //SelfSignedCertificate????
    SelfSignedCertificate ssc = new SelfSignedCertificate();
    //???/*from  w  ww  .  j a  v a2s .  c  o m*/
    SslContext sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey());
    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 SecureChatServerInitializer(sslCtx));

        b.bind(PORT).sync().channel().closeFuture().sync();
        //bind?channnel
        //sync?future future??future
        //channel futureio??channel
        //closefuture ?????future
        //

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

From source file:com.sheldon.javaPrj.netty.DiscardServer.java

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*w ww  .  ja  v a2  s  .  c o m*/
        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(new DiscardServerHandler());
                    }

                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

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

        f.channel().closeFuture().sync();

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

From source file:com.sheldon.javaPrj.netty.FileServer.java

public void start() {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from ww w .jav  a  2 s .  co  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true)
                .childHandler(new ChannelInitializer<SocketChannel>() {

                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new FileServerHandler());
                    }

                });

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

        System.out.println("server start");

        f.channel().closeFuture().sync();

        System.out.println("server down");

    } catch (InterruptedException ex) {
        Logger.getLogger(FileServer.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }

}

From source file:com.sheldon.javaPrj.netty.TimeServer.java

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from w  w w.  j a  v  a2  s .c o  m
        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(new TimeServerHandler());
                    }

                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

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

        f.channel().closeFuture().sync();

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

From source file:com.shiyq.netty.http.HttpUploadServer.java

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*from   w  w w  . j  av  a2  s.  c  om*/
        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);
        b.channel(NioServerSocketChannel.class);
        b.handler(new LoggingHandler(LogLevel.INFO));
        b.childHandler((ChannelHandler) new HttpUploadServerInitializer(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();
    }
}

From source file:com.shun.liu.quickserver.socksproxy.SocksServer.java

License:Apache License

public static void start(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from  w w w.  j  a v a  2 s  .  c om
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new SocksServerInitializer());
        b.bind(port).sync().channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.shun.liu.shunzhitianxia.recevier.http.HttpRecevierServer.java

License:Apache License

public static void startServer(int port) throws CertificateException, SSLException, InterruptedException {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {// w w  w .j  a v a 2  s.  c om
        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 HttpRecevierServerInitializer(sslCtx));

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

From source file:com.siondream.superjumper.net.SecureChatServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup(1);
    try {/*w  w w  .  j av a2 s  .c om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new SecureChatServerInitializer());
        workerGroup.scheduleAtFixedRate(new ServerNetOptLoop(), 100000000, 100000000, TimeUnit.NANOSECONDS);
        b.bind(PORT).sync().channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.slyak.services.proxy.server.NettyProxyServer.java

License:Apache License

@SneakyThrows(InterruptedException.class)
public void start() {
    ResourceLeakDetector.setLevel(ResourceLeakDetector.Level.ADVANCED);
    ServerBootstrap bootstrap = new ServerBootstrap();
    bossGroup = new NioEventLoopGroup(proxyProperties.getBoss());
    workerGroup = new NioEventLoopGroup(proxyProperties.getWorker());
    clientGroup = new NioEventLoopGroup(proxyProperties.getClient());
    try {//from  w  w  w  .  jav a  2  s .c o  m
        bootstrap.group(bossGroup, workerGroup).channel(getChannelClass())
                .option(ChannelOption.SO_BACKLOG, proxyProperties.getBackLog())
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, proxyProperties.getConnectTimeout())

                .childOption(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.SO_REUSEADDR, true)

                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline pipeline = ch.pipeline();
                        //channel time out handler
                        pipeline.addLast(new IdleStateHandler(0, 0, 30));
                        pipeline.addLast(new IdleEventHandler());
                        //logging
                        pipeline.addLast(new LoggingHandler());

                        if (isRouter()) {
                            pipeline.addLast(getProxyHandler(proxyProperties));
                        } else {
                            pipeline.addLast(getCustomChannelHandlers(clientGroup));
                        }
                        pipeline.addLast(ExceptionHandler.INSTANCE);
                    }
                });
        //start server
        ChannelFuture future = bootstrap.bind(proxyProperties.getPort()).sync();
        log.debug("Starting proxy server , port is {}", proxyProperties.getPort());
        future.channel().closeFuture().sync();
    } finally {
        stop();
    }
}

From source file:com.smoketurner.packet.application.config.NettyConfiguration.java

License:Apache License

@JsonIgnore
public ChannelFuture build(@Nonnull final Environment environment, @Nonnull final Uploader uploader,
        @Nonnull final Size maxUploadSize) throws SSLException, CertificateException {

    // Configure SSL
    final SslContext sslCtx;
    if (ssl) {//from w w w  .j  a  v a2s  .c  om
        if (selfSignedCert) {
            final SelfSignedCertificate ssc = new SelfSignedCertificate();
            sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
        } else {
            sslCtx = SslContextBuilder.forServer(new File(keyCertChainFile), new File(keyFile)).build();
        }
    } else {
        sslCtx = null;
    }

    final UploadInitializer initializer = new UploadInitializer(sslCtx, uploader, maxLength.toBytes(),
            maxUploadSize.toBytes());

    final EventLoopGroup bossGroup;
    final EventLoopGroup workerGroup;
    if (Epoll.isAvailable()) {
        LOGGER.info("Using epoll event loop");
        bossGroup = new EpollEventLoopGroup(1);
        workerGroup = new EpollEventLoopGroup();
    } else {
        LOGGER.info("Using NIO event loop");
        bossGroup = new NioEventLoopGroup(1);
        workerGroup = new NioEventLoopGroup();
    }

    environment.lifecycle().manage(new EventLoopGroupManager(bossGroup));
    environment.lifecycle().manage(new EventLoopGroupManager(workerGroup));

    final ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup).handler(new LoggingHandler(LogLevel.INFO))
            .option(ChannelOption.SO_BACKLOG, 100).childOption(ChannelOption.SO_KEEPALIVE, true)
            .childHandler(initializer);

    if (Epoll.isAvailable()) {
        bootstrap.channel(EpollServerSocketChannel.class);
    } else {
        bootstrap.channel(NioServerSocketChannel.class);
    }

    // Start the server
    final ChannelFuture future = bootstrap.bind(listenPort);
    environment.lifecycle().manage(new ChannelFutureManager(future));
    return future;
}