Example usage for io.netty.channel ChannelOption SO_REUSEADDR

Introduction

In this page you can find the example usage for io.netty.channel ChannelOption SO_REUSEADDR.

Prototype

ChannelOption SO_REUSEADDR

To view the source code for io.netty.channel ChannelOption SO_REUSEADDR.

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Usage

From source file:org.wenxueliu.netty.client.ClientTest.java

License:Apache License

private void connectRetry(String ip, int port, ChannelFutureListener clientConnectionListener) {
    try {/*from w ww  .  ja  v  a  2 s .  c o  m*/
        bootstrap = new Bootstrap().group(workerGroup).channel(NioSocketChannel.class)
                .option(ChannelOption.TCP_NODELAY, true).option(ChannelOption.SO_REUSEADDR, true)
                .option(ChannelOption.SO_KEEPALIVE, true).option(ChannelOption.SO_SNDBUF, SEND_BUFFER_SIZE)
                .option(ChannelOption.SO_RCVBUF, SEND_BUFFER_SIZE)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, CONNECT_TIMEOUT);

        pipelineFactory = new DefaultChannelInitializer(timer, this);
        bootstrap.handler(pipelineFactory);
        //.handler(new ChannelInitializer<SocketChannel>() {

        //    @Override
        //    protected void initChannel(SocketChannel channel) throws Exception {
        //        ChannelPipeline p = channel.pipeline();
        //        p.addLast(new MessageDecoder(),
        //                  new StringEncoder(CharsetUtil.UTF_8),
        //                  new IdleStateHandler(IDLE_TIMEOUT_SEC, 0, 0),
        //                  new BootstrapTimeoutHandler(timer, 10),
        //                  new ConnectionHandler());
        //    }
        //});
        bootstrap.remoteAddress(ip, port);
        ChannelFuture future = bootstrap.connect();
        future.awaitUninterruptibly();
        future.addListener(clientConnectionListener);
    } catch (Exception e) {
        log.warn("Connection to the server {}:{} failed", ip, port);
    }
}

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From source file:org.wso2.carbon.gateway.internal.transport.sender.channel.ChannelUtils.java

License:Open Source License

/**
 * Provides incomplete Netty channel future.
 *
 * @param targetChannel  Target channel which has channel specific parameters such as handler
 * @param eventLoopGroup Event loop group of inbound IO workers
 * @param eventLoopClass Event loop class if Inbound IO Workers
 * @param httpRoute      Http Route which represents BE connections
 * @return ChannelFuture/*w  ww.j  a  va 2s  .c  o m*/
 */
@SuppressWarnings("unchecked")
public static ChannelFuture getNewChannelFuture(TargetChannel targetChannel, EventLoopGroup eventLoopGroup,
        Class eventLoopClass, HttpRoute httpRoute) {
    BootstrapConfiguration bootstrapConfiguration = BootstrapConfiguration.getInstance();
    Bootstrap clientBootstrap = new Bootstrap();
    clientBootstrap.channel(eventLoopClass);
    clientBootstrap.group(eventLoopGroup);
    clientBootstrap.option(ChannelOption.SO_KEEPALIVE, bootstrapConfiguration.isKeepAlive());
    clientBootstrap.option(ChannelOption.TCP_NODELAY, bootstrapConfiguration.isTcpNoDelay());
    clientBootstrap.option(ChannelOption.SO_REUSEADDR, bootstrapConfiguration.isSocketReuse());
    clientBootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, bootstrapConfiguration.getConnectTimeOut());

    // set the pipeline factory, which creates the pipeline for each newly created channels
    TargetInitializer targetInitializer = new TargetInitializer();
    targetChannel.setTargetInitializer(targetInitializer);
    clientBootstrap.handler(targetInitializer);
    if (log.isDebugEnabled()) {
        log.debug("Created new TCP client bootstrap connecting to {}:{} with options: {}", httpRoute.getHost(),
                httpRoute.getPort(), clientBootstrap);
    }

    return clientBootstrap.connect(new InetSocketAddress(httpRoute.getHost(), httpRoute.getPort()));
}

---

From source file:org.wso2.carbon.transport.http.netty.sender.channel.ChannelUtils.java

License:Open Source License

/**
 * Provides incomplete Netty channel future.
 *
 * @param targetChannel       Target channel which has channel specific parameters such as handler
 * @param eventLoopGroup      Event loop group of inbound IO workers
 * @param eventLoopClass      Event loop class if Inbound IO Workers
 * @param httpRoute           Http Route which represents BE connections
 * @param senderConfiguration sender configuration
 * @return ChannelFuture//from   www .j a va2s .c  o m
 */
@SuppressWarnings("unchecked")
public static ChannelFuture getNewChannelFuture(TargetChannel targetChannel, EventLoopGroup eventLoopGroup,
        Class eventLoopClass, HttpRoute httpRoute, SenderConfiguration senderConfiguration) {
    BootstrapConfiguration bootstrapConfiguration = BootstrapConfiguration.getInstance();
    Bootstrap clientBootstrap = new Bootstrap();
    clientBootstrap.channel(eventLoopClass);
    clientBootstrap.group(eventLoopGroup);
    clientBootstrap.option(ChannelOption.SO_KEEPALIVE, bootstrapConfiguration.isKeepAlive());
    clientBootstrap.option(ChannelOption.TCP_NODELAY, bootstrapConfiguration.isTcpNoDelay());
    clientBootstrap.option(ChannelOption.SO_REUSEADDR, bootstrapConfiguration.isSocketReuse());
    clientBootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, bootstrapConfiguration.getConnectTimeOut());

    // set the pipeline factory, which creates the pipeline for each newly created channels
    NettyClientInitializer nettyClientInitializer = new NettyClientInitializer(senderConfiguration);
    targetChannel.setNettyClientInitializer(nettyClientInitializer);
    clientBootstrap.handler(nettyClientInitializer);
    if (log.isDebugEnabled()) {
        log.debug("Created new TCP client bootstrap connecting to {}:{} with options: {}", httpRoute.getHost(),
                httpRoute.getPort(), clientBootstrap);
    }

    return clientBootstrap.connect(new InetSocketAddress(httpRoute.getHost(), httpRoute.getPort()));
}

---

From source file:org.wso2.carbon.transport.http.netty.sender.channel.pool.PoolableTargetChannelFactory.java

License:Open Source License

private Bootstrap instantiateAndConfigBootStrap(EventLoopGroup eventLoopGroup, Class eventLoopClass,
        BootstrapConfiguration bootstrapConfiguration) {
    Bootstrap clientBootstrap = new Bootstrap();
    clientBootstrap.channel(eventLoopClass);
    clientBootstrap.group(eventLoopGroup);
    clientBootstrap.option(ChannelOption.SO_KEEPALIVE, bootstrapConfiguration.isKeepAlive());
    clientBootstrap.option(ChannelOption.TCP_NODELAY, bootstrapConfiguration.isTcpNoDelay());
    clientBootstrap.option(ChannelOption.SO_REUSEADDR, bootstrapConfiguration.isSocketReuse());
    clientBootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, bootstrapConfiguration.getConnectTimeOut());
    return clientBootstrap;
}

---

From source file:p2p_server.P2p_server.java

public void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    List<ChannelFuture> futures = new ArrayList<>();
    SelfSignedCertificate ssc = new SelfSignedCertificate();
    SslContext sslCtx = SslContextBuilder.forServer(ssc.certificate(), ssc.privateKey()).build();

    try {//  w  ww  .  j  a  v  a2s  .  c o m
        ServerBootstrap appboot = new ServerBootstrap();
        appboot.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 8192).childHandler(new AppChildChannelHandler(sslCtx));

        appboot.option(ChannelOption.SO_REUSEADDR, true);
        appboot.option(ChannelOption.TCP_NODELAY, true);
        appboot.childOption(ChannelOption.SO_KEEPALIVE, true);
        appboot.childOption(ChannelOption.SO_RCVBUF, 512);
        appboot.childOption(ChannelOption.SO_SNDBUF, 512);

        ServerBootstrap devboot = new ServerBootstrap();
        devboot.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 8192).childHandler(new DevChildChannelHandler(sslCtx));

        devboot.option(ChannelOption.SO_REUSEADDR, true);
        devboot.option(ChannelOption.TCP_NODELAY, true);
        devboot.childOption(ChannelOption.SO_KEEPALIVE, true);
        devboot.childOption(ChannelOption.SO_RCVBUF, 512);
        devboot.childOption(ChannelOption.SO_SNDBUF, 512);

        //ChannelFuture f = boostrap.bind(port).sync();
        futures.add(devboot.bind(5560));
        futures.add(appboot.bind(5561));
        for (ChannelFuture f : futures) {
            f.sync();
        }

        for (ChannelFuture f : futures) {
            f.channel().closeFuture().sync();
        }
        // ???
        //   f.channel().closeFuture().sync();

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

    }

}

---

From source file:picoview.collectd.CollectClient.java

License:Apache License

@Override
public void initialize() throws RuntimeException {
    NetworkInterface nic;/*  w  w w  . ja v a 2s.  co m*/
    try {
        if (StringUtils.isBlank(nicName)) {
            nic = NetworkInterface.getByIndex(0);
        } else {
            nic = NetworkInterface.getByName(nicName);
        }
    } catch (SocketException exep) {
        throw new RuntimeException("unable to determine network interface to use", exep);
    }

    Bootstrap bs = new Bootstrap();
    bs.option(ChannelOption.SO_BROADCAST, true);
    bs.option(ChannelOption.SO_REUSEADDR, true);
    bs.option(ChannelOption.IP_MULTICAST_LOOP_DISABLED, false);
    bs.option(ChannelOption.SO_RCVBUF, 2048);
    bs.option(ChannelOption.IP_MULTICAST_TTL, 255);

    bs.group(new NioEventLoopGroup());

    bs.channelFactory(new ChannelFactory<Channel>() {
        public Channel newChannel() {
            return new NioDatagramChannel(InternetProtocolFamily.IPv4);
        }
    });
    bs.handler(new ChannelInitializer<DatagramChannel>() {
        @Override
        public void initChannel(DatagramChannel channel) throws Exception {
            channel.pipeline().addLast(new CollectChannelHandler());
        }
    });

    if (StringUtils.isBlank(multicastHost)) {
        multicastHost = "239.192.74.66";
    }
    if (multicastPort <= 0) {
        multicastPort = 25826;
    }

    try {
        DatagramChannel dch = (DatagramChannel) bs.bind(multicastPort).sync().channel();
        ChannelFuture cf = dch.joinGroup(new InetSocketAddress(multicastHost, multicastPort), nic).sync();
        if (!cf.isSuccess()) {
            throw new RuntimeException("unable to join multicast group");
        }
    } catch (InterruptedException exep) {
        throw new RuntimeException("unable to setup network for collect client", exep);
    }
}

---

From source file:preformance_test.client.WebSocketClient.java

License:Apache License

public static void main(String[] args) throws Exception {
    //final String host = System.getProperty("netease.pushserver.host", "192.168.100.241");
    final String host = "127.0.0.1";
    int port = 9001;

    EventLoopGroup group = new NioEventLoopGroup();
    try {/*w ww . jav  a 2  s  .  c o  m*/

        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class);
        b.option(ChannelOption.SO_REUSEADDR, true);
        b.handler(new ChannelInitializer<SocketChannel>() {
            @Override
            protected void initChannel(SocketChannel ch) {
                ChannelPipeline p = ch.pipeline();
                p.addLast(new HttpClientCodec());
                p.addLast(new HttpObjectAggregator(8192));
                p.addLast(WebSocketClientCompressionHandler.INSTANCE);
                p.addLast("webSocketClientHandler", new WebSocketClientHandler());
            }
        });
        // 
        for (int i = 0; i < 100; i++) {
            for (int j = 0; j < 60000; j++) {
                b.connect(host, port).sync().get();
            }
            port++;
        }

        System.in.read();
    } finally

    {
        group.shutdownGracefully();
    }
}

---

From source file:preformance_test.server.WebSocketServer.java

License:Apache License

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

    EventLoopGroup bossGroup = new NioEventLoopGroup(1);
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from   w  ww  . ja  va  2 s.c  o m
        ServerBootstrap b = new ServerBootstrap();
        //????channel?serverchannel??socket??channel
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_REUSEADDR, true).childHandler(new WebSocketServerInitializer())
                .childOption(ChannelOption.SO_REUSEADDR, true);
        for (int i = 0; i < 100; i++) {
            b.bind(++PORT).addListener(new ChannelFutureListener() {
                public void operationComplete(ChannelFuture future) throws Exception {
                    if ("true".equals(System.getProperty("netease.debug")))
                        System.out.println("??" + future.channel().localAddress());
                }
            });
        }
        // ??????()
        TestCenter.startTest();

        System.in.read();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

---

From source file:qunar.tc.qmq.netty.NettyServer.java

License:Apache License

public void start() {
    bootstrap.option(ChannelOption.SO_REUSEADDR, true);
    bootstrap.childOption(ChannelOption.TCP_NODELAY, true);
    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override/*from  w  ww . j  av  a  2s. c o  m*/
                protected void initChannel(SocketChannel ch) {
                    ch.pipeline().addLast("connectionHandler", connectionHandler);
                    ch.pipeline().addLast("encoder", new EncodeHandler());
                    ch.pipeline().addLast("decoder", new DecodeHandler(true));
                    ch.pipeline().addLast("dispatcher", serverHandler);
                }
            });
    try {
        channel = bootstrap.bind(port).await().channel();
    } catch (InterruptedException e) {
        LOG.error("server start fail", e);
    }
    LOG.info("listen on port {}", port);
}

---

From source file:ratpack.server.internal.NettyRatpackService.java

License:Apache License

@Override
protected void startUp() throws Exception {
    Stopper stopper = new Stopper() {
        @Override//from   ww w  . j  a va  2 s .  co m
        public void stop() {
            try {
                NettyRatpackService.this.stop();
            } catch (Exception e) {
                throw uncheck(e);
            }
        }
    };

    ServerBootstrap bootstrap = new ServerBootstrap();
    group = new NioEventLoopGroup(launchConfig.getMainThreads(),
            new DefaultThreadFactory("ratpack-group", Thread.MAX_PRIORITY));

    ChannelInitializer<SocketChannel> channelInitializer = channelInitializerTransformer.transform(stopper);

    bootstrap.group(group).channel(NioServerSocketChannel.class).childHandler(channelInitializer)
            .childOption(ChannelOption.ALLOCATOR, launchConfig.getBufferAllocator())
            .childOption(ChannelOption.TCP_NODELAY, true).option(ChannelOption.SO_REUSEADDR, true)
            .option(ChannelOption.SO_BACKLOG, 1024)
            .option(ChannelOption.ALLOCATOR, launchConfig.getBufferAllocator());

    try {
        channel = bootstrap.bind(buildSocketAddress()).sync().channel();
    } catch (Exception e) {
        partialShutdown();
        throw e;
    }
    boundAddress = (InetSocketAddress) channel.localAddress();

    if (logger.isLoggable(Level.INFO)) {
        logger.info(String.format("Ratpack started for http://%s:%s", getBindHost(), getBindPort()));
    }
}

---

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