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.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  www .jav a 2  s .  com*/
        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();
    }
}

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

License:Apache License

public static void main(String[] args) throws Exception {
    ProxyConfig.loadConfig();/*w ww  .jav  a2s.c  om*/
    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();
    }
}

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   ww  w  . j  a  v  a  2  s.c  o  m*/
        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();
    }
}

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 {//from  ww  w.j av  a2  s .c  o 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 av a 2s  .co  m*/
        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();
    }
}

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

License:Apache License

public static void main(String[] args) throws Exception {
    int port;//from   w  w w .  j a v  a  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();
    }
}

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

License:Apache License

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

From source file:com.changxx.phei.netty.protocol.netty.server.NettyServer.java

License:Apache License

public void bind() throws Exception {
    // ??NIOse/* ww  w .  ja  va 2s.  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.chen.opensourceframework.netty.copy.DiscardServer.java

License:Apache License

public static void main(String[] args) throws Exception {

    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*w ww . j ava 2 s  .c  om*/
        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) {
                        ChannelPipeline p = ch.pipeline();
                        p.addLast(new DiscardServerHandler());
                    }
                }).option(ChannelOption.SO_BACKLOG, 128) // (5)
                .childOption(ChannelOption.SO_KEEPALIVE, true); // (6);

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

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

From source file:com.chen.opensourceframework.netty.discard.DiscardServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    final SslContext sslCtx;
    if (SSL) {//from  www .j ava 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 ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel ch) {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        p.addLast(new DiscardServerHandler());
                    }
                });

        // Bind and start to accept incoming connections.
        ChannelFuture f = b.bind(PORT).sync();

        // Wait until the server socket is closed.
        // In this example, this does not happen, but you can do that to gracefully
        // shut down your server.
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}