Example usage for io.netty.bootstrap ServerBootstrap ServerBootstrap

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:com.caricah.iotracah.server.netty.ServerImpl.java

License:Apache License

/**
 * The @link configure method is responsible for starting the implementation server processes.
 * The implementation should return once the server has started this allows
 * the launcher to maintain the life of the application.
 *
 * @throws UnRetriableException//from w w  w. j  a  v  a2 s  .  c o m
 */
public void initiate() throws UnRetriableException {

    log.info(" configure : initiating the netty server.");

    try {

        int countOfAvailableProcessors = Runtime.getRuntime().availableProcessors() + 1;

        if (Epoll.isAvailable()) {
            bossEventLoopGroup = new EpollEventLoopGroup(2, getExecutorService());
            workerEventLoopGroup = new EpollEventLoopGroup(countOfAvailableProcessors, getExecutorService());

        } else {
            bossEventLoopGroup = new NioEventLoopGroup(2, getExecutorService());
            workerEventLoopGroup = new NioEventLoopGroup(countOfAvailableProcessors, getExecutorService());
        }

        //Initialize listener for TCP
        ServerBootstrap tcpBootstrap = new ServerBootstrap();
        tcpBootstrap.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
        tcpBootstrap.childOption(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, 32 * 1024);
        tcpBootstrap.childOption(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 8 * 1024);

        tcpBootstrap = tcpBootstrap.group(bossEventLoopGroup, workerEventLoopGroup);

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

        tcpBootstrap = tcpBootstrap.handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(getServerInitializer(this, getConnectionTimeout()));

        ChannelFuture tcpChannelFuture = tcpBootstrap.bind(getTcpPort()).sync();
        tcpChannel = tcpChannelFuture.channel();

        if (isSslEnabled()) {
            //Initialize listener for SSL
            ServerBootstrap sslBootstrap = new ServerBootstrap();
            sslBootstrap.option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
            sslBootstrap.childOption(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, 32 * 1024);
            sslBootstrap.childOption(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, 8 * 1024);

            sslBootstrap = sslBootstrap.group(bossEventLoopGroup, workerEventLoopGroup);

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

            sslBootstrap = sslBootstrap.handler(new LoggingHandler(LogLevel.INFO))
                    .childHandler(getServerInitializer(this, getConnectionTimeout(), getSslHandler()));

            ChannelFuture sslChannelFuture = sslBootstrap.bind(getSslPort()).sync();
            sslChannel = sslChannelFuture.channel();
        }

    } catch (InterruptedException e) {

        log.error(" configure : Initialization issues ", e);

        throw new UnRetriableException(e);

    }

}

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From source file:com.carlos.netty.server.ObjectEchoServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {/*from  w  w  w  . ja  va2 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 EchoLoginHandler(LogLevel.INFO))
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        p.addLast(new StringEncoder(), new StringDecoder(), new ObjectEchoServerHandler());
                    }
                });

        // Bind and start to accept incoming connections.
        b.bind(PORT).sync().channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

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From source file:com.cat.netty.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  a  v a  2s .com*/
        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.cats.version.httpserver.HttpStaticVersionMonitorFileServer.java

License:Apache License

private void init() throws Exception {
    // Configure SSL.
    final SslContext sslCtx = null;

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from w  w  w.j  ava  2  s.c  om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new HttpStaticFileServerInitializer(sslCtx));

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

        System.err.println("Open your web browser and navigate to http://127.0.0.1:" + PORT + '/');
        System.err.println("Welcome use " + VERSION_DESC);

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

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From source file:com.ccompass.netty.proxy.Proxy.java

License:Apache License

public static void main(String[] args) throws Exception {
    ProxyConfig.loadConfig();/*from   www .j av  a 2  s  .  co m*/
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    checkOtherChannel(ProxyConfig.config.checktimes);
    //?grops
    for (int i = 0; i < ProxyConfig.config.branchList.size(); i++) {
        ChannelGroup group = new DefaultChannelGroup("server-group", null);
        NettyClient.sinkGroups.add(group);
    }
    //????
    if (ProxyConfig.config.branchNumbers > 0) {
        List<List<Channel>> list = new ArrayList();
        for (int i = 0; i < ProxyConfig.config.branchList.size(); i++) {
            List<Channel> channels = new ArrayList<Channel>();
            list.add(channels);
        }
        NettyClient.setSinkChannels(list);
    }
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                //    .handler(new LoggingHandler(LogLevel.INFO))
                .childHandler(new ProxyInitializer(ProxyConfig.config.mainIP, ProxyConfig.config.mainPort))
                .childOption(ChannelOption.AUTO_READ, false).bind(ProxyConfig.config.proxyPort).sync().channel()
                .closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

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From source file:com.cdg.study.netty.discard.DiscardServer.java

License:Open Source License

public static void main(String[] args) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1); // bossGroup 1?  ??
    EventLoopGroup workerGroup = new NioEventLoopGroup(); // default *2  ??
    try {//from   w  ww. j a va2 s  .com
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .handler(new LoggingHandler(LogLevel.INFO)).childHandler(new DiscardServerHandler());

        ChannelFuture f = b.bind(8010).sync();

        System.err.println("Ready for 0.0.0.0:8010");

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

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From source file:com.cdg.study.netty.echo.EchoServer.java

License:Open Source License

public static void main(String[] args) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*  w ww . j  a  v a 2 s . co m*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new EchoServerHandler());

        ChannelFuture f = b.bind(8011).sync();

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

---

From source file:com.cdg.study.netty.util.NettyStartupUtil.java

License:Open Source License

public static void runServer(int port, ChannelHandler childHandler, Consumer<ServerBootstrap> block)
        throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from  w  w  w .  j  a v  a2 s. c om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class);
        b.handler(new LoggingHandler(LogLevel.INFO));
        b.childHandler(childHandler);
        block.accept(b);
        Channel ch = b.bind(port).sync().channel();
        System.err.println("Ready for 0.0.0.0:" + port);
        ch.closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

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From source file:com.celeral.netlet.benchmark.netty.EchoTcpServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    int port;/*from ww w.  ja  va 2s .c  o m*/
    if (args.length > 0) {
        port = Integer.parseInt(args[0]);
    } else {
        port = 8080;
    }

    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast(new EchoTcpServer());
                    }
                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

        ChannelFuture f = b.bind(port).sync(); // (7)
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

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From source file:com.changxx.phei.netty.codec.protobuf.SubReqServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO/*from   w  ww. ja v  a2s . 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) {
                        // 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();
    }
}

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