Example usage for io.netty.bootstrap ServerBootstrap ServerBootstrap

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

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Introduction

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

Prototype

public ServerBootstrap()

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Usage

From source file:com.ctrip.xpipe.redis.console.health.netty.EchoServer.java

License:Apache License

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

    // Configure the server.
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).option(ChannelOption.TCP_NODELAY, true)
                .handler(new LoggingHandler(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 LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoServerHandler());
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(PORT).sync();

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.demo.netty.echo.EchoServer.java

License:Apache License

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

    //EventLoopGroup is  abstraction of Notification and Thread loop
    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    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) throws Exception {
                        ChannelPipeline p = ch.pipeline();
                        if (sslCtx != null) {
                            p.addLast(sslCtx.newHandler(ch.alloc()));
                        }
                        //p.addLast(new LoggingHandler(LogLevel.INFO));
                        p.addLast(new EchoServerHandler());
                    }
                });

        // Start the server.
        ChannelFuture f = b.bind(PORT).sync();

        // Wait until the server socket is closed.
        f.channel().closeFuture().sync();
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.digisky.innerproxy.server.HttpServer.java

License:Apache License

public static void main(String[] args) throws Exception {
    // Configure SSL.
    ProcessServerManager.getInstance().init();
    final SslContext sslCtx;
    if (SSL) {/*from   ww w  .  ja  v a 2 s .c  om*/
        SelfSignedCertificate ssc = new SelfSignedCertificate();
        sslCtx = SslContext.newServerContext(ssc.certificate(), ssc.privateKey());
    } else {
        sslCtx = null;
    }

    // Configure the server.
    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 HttpServerInitializer(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.digitalpetri.modbus.slave.ModbusTcpSlave.java

License:Apache License

public CompletableFuture<ModbusTcpSlave> bind(String host, int port) {
    CompletableFuture<ModbusTcpSlave> bindFuture = new CompletableFuture<>();

    ServerBootstrap bootstrap = new ServerBootstrap();

    ChannelInitializer<SocketChannel> initializer = new ChannelInitializer<SocketChannel>() {
        @Override/*  www .ja v a2 s  .c om*/
        protected void initChannel(SocketChannel channel) throws Exception {
            channelCounter.inc();
            logger.info("channel initialized: {}", channel);

            channel.pipeline().addLast(new LoggingHandler(LogLevel.TRACE));
            channel.pipeline()
                    .addLast(new ModbusTcpCodec(new ModbusResponseEncoder(), new ModbusRequestDecoder()));
            channel.pipeline().addLast(new ModbusTcpSlaveHandler(ModbusTcpSlave.this));

            channel.closeFuture().addListener(future -> channelCounter.dec());
        }
    };

    config.getBootstrapConsumer().accept(bootstrap);

    bootstrap.group(config.getEventLoop()).channel(NioServerSocketChannel.class)
            .handler(new LoggingHandler(LogLevel.DEBUG)).childHandler(initializer)
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);

    bootstrap.bind(host, port).addListener((ChannelFuture future) -> {
        if (future.isSuccess()) {
            Channel channel = future.channel();
            serverChannels.put(channel.localAddress(), channel);
            bindFuture.complete(ModbusTcpSlave.this);
        } else {
            bindFuture.completeExceptionally(future.cause());
        }
    });

    return bindFuture;
}

From source file:com.dingwang.netty.server.DiscardServer.java

License:Open Source License

public void run() {
    //NioEventLoopGroup ??I/O?Netty????EventLoopGroup
    //????????2NioEventLoopGroup
    //???boss?????worker???
    //boss?worker???
    //Channels??EventLoopGroup???
    EventLoopGroup bossGroup = new NioEventLoopGroup(5);
    EventLoopGroup workerGroup = new NioEventLoopGroup(20);

    //ServerBootstrap ?NIO????Channel??
    //????/*  w  ww.j a  v a  2  s.c o  m*/
    ServerBootstrap b = new ServerBootstrap();

    //NioServerSocketChannel?Channel?
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            //?????ChannelChannelInitializer?
            //?Channel?DiscardServerHandle??
            //ChannelChannelPipeline???????
            //?pipline??????
            .childHandler(new ChannelInitializer<SocketChannel>() {

                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new TimeEncoder(), new DiscardServerHandler());

                }
            })
            //????TCP/IP??socket?
            //tcpNoDelaykeepAlive?ChannelOptionChannelConfig??
            //ChannelOptions
            .option(ChannelOption.SO_BACKLOG, 128)
            //option()childOption()?option()??NioServerSocketChannel??
            //childOption()???ServerChannel?NioServerSocketChannel
            .childOption(ChannelOption.SO_KEEPALIVE, true);

    try {
        //?????8080?
        //?bind()(???)
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();

    } catch (InterruptedException e) {
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }

}

From source file:com.dingwang.netty.server.PersonServer.java

License:Open Source License

public void run() {
    //NioEventLoopGroup ??I/O?Netty????EventLoopGroup
    //????????2NioEventLoopGroup
    //???boss?????worker???
    //boss?worker???
    //Channels??EventLoopGroup???
    EventLoopGroup bossGroup = new NioEventLoopGroup(5);
    EventLoopGroup workerGroup = new NioEventLoopGroup(20);

    //ServerBootstrap ?NIO????Channel??
    //????//from  w w w  .j  a  v a  2 s . c  o  m
    ServerBootstrap b = new ServerBootstrap();

    //NioServerSocketChannel?Channel?
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            //?????ChannelChannelInitializer?
            //?Channel?DiscardServerHandle??
            //ChannelChannelPipeline???????
            //?pipline??????
            .childHandler(new ChannelInitializer<SocketChannel>() {

                @Override
                protected void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new PersonDecoder(), new PersonEncoder(), new PersonOutHandler());

                }
            })
            //????TCP/IP??socket?
            //tcpNoDelaykeepAlive?ChannelOptionChannelConfig??
            //ChannelOptions
            .option(ChannelOption.SO_BACKLOG, 128)
            //option()childOption()?option()??NioServerSocketChannel??
            //childOption()???ServerChannel?NioServerSocketChannel
            .childOption(ChannelOption.SO_KEEPALIVE, true);

    try {
        //?????8080?
        //?bind()(???)
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();

    } catch (InterruptedException e) {
        e.printStackTrace();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }

}

From source file:com.dingwang.rpc.server.RpcServer.java

License:Open Source License

@Override
public void afterPropertiesSet() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from   w w  w  . j a v a  2 s  .  c o  m
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    public void initChannel(SocketChannel channel) throws Exception {
                        channel.pipeline().addLast(new RpcDecoder(RpcRequest.class)) //  RPC ??
                                .addLast(new RpcEncoder(RpcResponse.class)) //  RPC ???
                                //                                    .addLast(new ProviderProxy()); // ? RPC 
                                .addLast(new RpcHandler(handlerMap));
                    }
                }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);

        String[] array = serverAddress.split(":");
        String host = array[0];
        int port = Integer.parseInt(array[1]);

        ChannelFuture future = bootstrap.bind(host, port).sync();
        LOGGER.debug("server started on port {}", port);

        if (serviceRegistry != null) {
            serviceRegistry.register(serverAddress); // ??
        }

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

}

From source file:com.dinstone.jrpc.transport.netty4.NettyAcceptance.java

License:Apache License

@Override
public Acceptance bind() {
    bossGroup = new NioEventLoopGroup(1, new DefaultThreadFactory("N4A-Boss"));
    workGroup = new NioEventLoopGroup(transportConfig.getNioProcessorCount(),
            new DefaultThreadFactory("N4A-Work"));

    ServerBootstrap boot = new ServerBootstrap().group(bossGroup, workGroup);
    boot.channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {

        @Override/*from w  w  w .  ja va2  s . c om*/
        public void initChannel(SocketChannel ch) throws Exception {
            TransportProtocolDecoder decoder = new TransportProtocolDecoder();
            decoder.setMaxObjectSize(transportConfig.getMaxSize());
            TransportProtocolEncoder encoder = new TransportProtocolEncoder();
            encoder.setMaxObjectSize(transportConfig.getMaxSize());
            ch.pipeline().addLast("TransportProtocolDecoder", decoder);
            ch.pipeline().addLast("TransportProtocolEncoder", encoder);

            int intervalSeconds = transportConfig.getHeartbeatIntervalSeconds();
            ch.pipeline().addLast("IdleStateHandler", new IdleStateHandler(intervalSeconds * 2, 0, 0));
            ch.pipeline().addLast("NettyServerHandler", new NettyServerHandler());
        }
    });
    boot.option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_BACKLOG, 128);
    boot.childOption(ChannelOption.SO_RCVBUF, 16 * 1024).childOption(ChannelOption.SO_SNDBUF, 16 * 1024)
            .childOption(ChannelOption.TCP_NODELAY, true);

    try {
        boot.bind(serviceAddress).sync();

        int processorCount = transportConfig.getBusinessProcessorCount();
        if (processorCount > 0) {
            NamedThreadFactory threadFactory = new NamedThreadFactory("N4A-BusinessProcessor");
            executorService = Executors.newFixedThreadPool(processorCount, threadFactory);
        }
    } catch (Exception e) {
        throw new RuntimeException("can't bind service on " + serviceAddress, e);
    }
    LOG.info("netty acceptance bind on {}", serviceAddress);

    return this;
}

From source file:com.dinstone.jrpc.transport.netty5.NettyAcceptance.java

License:Apache License

@Override
public Acceptance bind() {
    bossGroup = new NioEventLoopGroup(1, new DefaultExecutorServiceFactory("N5A-Boss"));
    workGroup = new NioEventLoopGroup(transportConfig.getNioProcessorCount(),
            new DefaultExecutorServiceFactory("N5A-Work"));

    ServerBootstrap boot = new ServerBootstrap();
    boot.group(bossGroup, workGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {

                @Override/*w w w .j av  a2 s  . c o  m*/
                public void initChannel(SocketChannel ch) throws Exception {
                    TransportProtocolDecoder decoder = new TransportProtocolDecoder();
                    decoder.setMaxObjectSize(transportConfig.getMaxSize());
                    TransportProtocolEncoder encoder = new TransportProtocolEncoder();
                    encoder.setMaxObjectSize(transportConfig.getMaxSize());
                    ch.pipeline().addLast("TransportProtocolDecoder", decoder);
                    ch.pipeline().addLast("TransportProtocolEncoder", encoder);

                    int intervalSeconds = transportConfig.getHeartbeatIntervalSeconds();
                    ch.pipeline().addLast("IdleStateHandler", new IdleStateHandler(intervalSeconds * 2, 0, 0));
                    ch.pipeline().addLast("NettyServerHandler", new NettyServerHandler());
                }
            });
    boot.option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_BACKLOG, 128);
    boot.childOption(ChannelOption.SO_RCVBUF, 16 * 1024).childOption(ChannelOption.SO_SNDBUF, 16 * 1024)
            .childOption(ChannelOption.TCP_NODELAY, true);

    try {
        boot.bind(serviceAddress).sync();

        int processorCount = transportConfig.getBusinessProcessorCount();
        if (processorCount > 0) {
            NamedThreadFactory threadFactory = new NamedThreadFactory("N5A-BusinssProcessor");
            executorService = Executors.newFixedThreadPool(processorCount, threadFactory);
        }
    } catch (Exception e) {
        throw new RuntimeException("can't bind service on " + serviceAddress, e);
    }
    LOG.info("netty5 acceptance bind on {}", serviceAddress);

    return this;
}

From source file:com.dinstone.netty.Server.java

License:Apache License

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

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .option(ChannelOption.SO_REUSEADDR, true).childHandler(new ChannelInitializer<NioSocketChannel>() {

                @Override/*from w  ww . j a  v  a2s  . c  o  m*/
                protected void initChannel(NioSocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new SimpleServerHandler());
                }
            });
    b.bind(8090).sync().channel().closeFuture().sync();
}