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.intuit.karate.netty.FeatureServer.java

License:Open Source License

private FeatureServer(Feature feature, int requestedPort, SslContext sslCtx, Map<String, Object> arg) {
    ssl = sslCtx != null;//from w  w w  . j ava2  s .com
    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();
    FeatureServerInitializer initializer = new FeatureServerInitializer(sslCtx, feature, arg, () -> stop());
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(getClass().getName(), LogLevel.TRACE)).childHandler(initializer);
        channel = b.bind(requestedPort).sync().channel();
        InetSocketAddress isa = (InetSocketAddress) channel.localAddress();
        host = "127.0.0.1"; //isa.getHostString();
        port = isa.getPort();
        logger.info("server started - {}://{}:{}", ssl ? "https" : "http", host, port);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:com.irh.material.basics.netty.chapter14_1.server.NettyServer.java

License:Apache License

public void bind() throws Exception {
    // ??NIO//from  w  w  w  .  j  a  v a  2 s . com
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.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 IOException {
                    ch.pipeline().addLast("decoder", new NettyMessageDecoder(1024 * 1024, 4, 4));
                    ch.pipeline().addLast("encoder", new NettyMessageEncoder());
                    ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(50));
                    ch.pipeline().addLast("LoginAuthHandler", new LoginAuthRespHandler());
                    ch.pipeline().addLast("HeartBeatHandler", new HeartBeatRespHandler());
                }
            });

    // ???
    bootstrap.bind(NettyConstant.REMOTEIP, NettyConstant.PORT).sync();
    System.out.println("Netty server start ok : " + (NettyConstant.REMOTEIP + " : " + NettyConstant.PORT));
}

From source file:com.jansegre.jwar.webapi.ApiServer.java

License:Open Source License

@Override
public void start() {
    // Reference: http://netty.io/wiki/user-guide-for-4.x.html
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from   w w  w  . ja v a  2 s  .  c  o m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline pipeline = ch.pipeline();

                        // Add the text line codec combination first,
                        pipeline.addLast("framer",
                                new DelimiterBasedFrameDecoder(8192, Delimiters.lineDelimiter()));
                        // the encoder and decoder are static as these are sharable
                        pipeline.addLast("decoder", new StringDecoder());
                        pipeline.addLast("encoder", new StringEncoder());

                        // and then business logic.
                        pipeline.addLast("handler", apiSocket);

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

        // Bind and start to accept incoming connections.
        ChannelFuture f = b.bind(apiPort).syncUninterruptibly();
        log.info("ApiSocket started at port: {}", apiPort);

        // Also start parent
        super.start();

        // Wait until the server socket is closed.
        f.channel().closeFuture().syncUninterruptibly();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

From source file:com.jason.netty.file.FileServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from  w  w w  .j  av a  2s  .c om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).childHandler(new ChannelInitializer<SocketChannel>() {
                    /*
                     * (non-Javadoc)
                     * 
                     * @see
                     * io.netty.channel.ChannelInitializer#initChannel(io
                     * .netty.channel.Channel)
                     */
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new StringEncoder(CharsetUtil.UTF_8),
                                new LineBasedFrameDecoder(1024), new StringDecoder(CharsetUtil.UTF_8),
                                new FileServerHandler());
                    }
                });
        ChannelFuture f = b.bind(port).sync();
        System.out.println("Server start at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.jjzhk.Chapter10.xml.HttpXmlServer.java

License:Apache License

public void run(final int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from   w w w. j  av  a2 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("xml-decoder", new HttpXmlRequestDecoder(Order.class, true));
                        ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                        ch.pipeline().addLast("xml-encoder", new HttpXmlResponseEncoder());
                        ch.pipeline().addLast("xmlServerHandler", new HttpXmlServerHandler());
                    }
                });
        ChannelFuture future = b.bind(new InetSocketAddress(port)).sync();
        System.out.println("HTTP???? : " + "http://localhost:" + port);
        future.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.jjzhk.Chapter11.websocket.WebSocketServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from w  ww.j a va2s.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 {
                        ChannelPipeline pipeline = ch.pipeline();
                        pipeline.addLast("http-codec", new HttpServerCodec());
                        pipeline.addLast("aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        pipeline.addLast("handler", new WebSocketServerHandler());
                    }
                });

        Channel ch = b.bind(port).sync().channel();
        System.out.println("Web socket server started at port " + port + '.');
        System.out.println("Open your browser and navigate to http://localhost:" + port + '/');

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

From source file:com.jjzhk.Chapter13.file.FileServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//  w w w .  j  av  a 2s.c  o  m
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).childHandler(new ChannelInitializer<SocketChannel>() {
                    /*
                     * (non-Javadoc)
                     * 
                     * @see
                     * io.netty.channel.ChannelInitializer#initChannel(io
                     * .netty.channel.Channel)
                     */
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new StringEncoder(CharsetUtil.UTF_8),
                                new LineBasedFrameDecoder(1024), new StringDecoder(CharsetUtil.UTF_8),
                                new FileServerHandler());
                    }
                });
        ChannelFuture f = b.bind(port).sync();
        System.out.println("Start file server at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.jjzhk.Chapter14.netty.NettyServer.java

License:Apache License

public void bind() throws Exception {
    // ?NIO?//from   ww  w.j a v  a 2  s . c o m
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    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 IOException {
                    ch.pipeline().addLast(new NettyMessageDecoder(1024 * 1024, 4, 4));
                    ch.pipeline().addLast(new NettyMessageEncoder());
                    ch.pipeline().addLast("readTimeoutHandler", new ReadTimeoutHandler(50));
                    ch.pipeline().addLast(new LoginAuthRespHandler());
                    ch.pipeline().addLast("HeartBeatHandler", new HeartBeatRespHandler());
                }
            });

    // ????
    b.bind(NettyConstant.REMOTEIP, NettyConstant.PORT).sync();
    System.out.println("Netty server start ok : " + (NettyConstant.REMOTEIP + " : " + NettyConstant.PORT));
}

From source file:com.jt.flash.proxy.server.ProxyServer.java

License:Apache License

public void start() {
    try {//from   ww w.ja v a  2 s. c om
        log.info("Proxying server start at port {}", upstreamPort);
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        SslContext sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
        ConfigService.reload(configDao.loadLastest());
        ServerBootstrap b = new ServerBootstrap();
        channel = b.group(proxyServerBossGroup, proxyServerWorkerGroup).channel(NioServerSocketChannel.class)
                .childOption(ChannelOption.AUTO_READ, false).handler(new LoggingHandler(LogLevel.DEBUG))
                .childHandler(new ProxyInitializer(sslCtx)).bind(upstreamPort).channel();
    } catch (Exception e) {
        log.warn("start proxy server fail", e);
    }
}

From source file:com.juaby.labs.rpc.server.Rpc2Server.java

License:Apache License

public void start() {
    RpcThreadFactory threadName = new RpcThreadFactory("RPC-SVR-WORKER", false);
    int threads = Runtime.getRuntime().availableProcessors() * 2 + 1;
    bossGroup = new NioEventLoopGroup(threads, threadName);

    workerGroup = new NioEventLoopGroup();
    try {//from ww  w  .  jav a2  s  .  com
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();

                        // Configure SSL.
                        final SslContext sslCtx;
                        if (SSL) {
                            SelfSignedCertificate ssc = new SelfSignedCertificate();
                            sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();
                        } else {
                            sslCtx = null;
                        }

                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        p.addLast(
                                //output
                                new Rpc2ServerEncoder(),
                                //input
                                new Rpc2ServerDecoder(ServiceConfig.MAX_OBJECT_SIZE), new Rpc2ServerHandler());
                    }
                });

        // Bind and start to accept incoming connections.
        //b.bind(HOST, PORT).sync().channel().closeFuture().sync();
        b.bind(host, port);
    } finally {
    }
}