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:cc.ly.mc.core.server.io.SocketServer.java

License:Apache License

public void run() {
    // Configure the server.
    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();
    try {/*w  ww . j  a  v  a 2  s .  c  om*/
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 100).option(ChannelOption.SO_REUSEADDR, true)
                .option(ChannelOption.TCP_NODELAY, true)
                .childHandler(new SocketServerInitializer(connectedListeners, disconnectedListeners));
        // Start the server.
        // Wait until the server socket is closed.
        try {
            b.bind(port).sync().channel().closeFuture().sync();
        } catch (InterruptedException e) {
        }
    } finally {
        // Shut down all event loops to terminate all threads.
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

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From source file:cc.ly.mc.server.netty.SocketServer.java

License:Apache License

public void run() {
    // Configure the server.
    bossGroup = new NioEventLoopGroup(1);
    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)
                .option(ChannelOption.SO_BACKLOG, 100).option(ChannelOption.SO_REUSEADDR, true)
                .option(ChannelOption.TCP_NODELAY, true).childHandler(new SocketServerInitializer());
        // Start the server.
        // Wait until the server socket is closed.
        try {
            b.bind(port).sync().channel().closeFuture().sync();
        } catch (InterruptedException e) {
        }
    } finally {
        // Shut down all event loops to terminate all threads.
        close();
    }
}

---

From source file:code.google.nfs.rpc.netty.client.NettyClientFactory.java

License:Apache License

protected Client createClient(String targetIP, int targetPort, int connectTimeout, String key)
        throws Exception {
    Bootstrap bootstrap = new Bootstrap();
    bootstrap.group(workerGroup).channel(NioSocketChannel.class)
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .option(ChannelOption.TCP_NODELAY,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.nodelay", "true")))
            .option(ChannelOption.SO_REUSEADDR,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.reuseaddress", "true")));
    if (connectTimeout < 1000) {
        bootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 1000);
    } else {//from   w  w  w  .  j a va2s  .c  o m
        bootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectTimeout);
    }
    final NettyClientHandler handler = new NettyClientHandler(this, key);
    bootstrap.handler(new ChannelInitializer<SocketChannel>() {

        protected void initChannel(SocketChannel channel) throws Exception {
            ChannelPipeline pipeline = channel.pipeline();
            pipeline.addLast("decoder", new NettyProtocolDecoder());
            pipeline.addLast("encoder", new NettyProtocolEncoder());
            pipeline.addLast("handler", handler);
        }

    });
    ChannelFuture future = bootstrap.connect(new InetSocketAddress(targetIP, targetPort)).sync();
    future.awaitUninterruptibly(connectTimeout);
    if (!future.isDone()) {
        LOGGER.error("Create connection to " + targetIP + ":" + targetPort + " timeout!");
        throw new Exception("Create connection to " + targetIP + ":" + targetPort + " timeout!");
    }
    if (future.isCancelled()) {
        LOGGER.error("Create connection to " + targetIP + ":" + targetPort + " cancelled by user!");
        throw new Exception("Create connection to " + targetIP + ":" + targetPort + " cancelled by user!");
    }
    if (!future.isSuccess()) {
        LOGGER.error("Create connection to " + targetIP + ":" + targetPort + " error", future.cause());
        throw new Exception("Create connection to " + targetIP + ":" + targetPort + " error", future.cause());
    }
    NettyClient client = new NettyClient(future, key, connectTimeout);
    handler.setClient(client);
    return client;
}

---

From source file:code.google.nfs.rpc.netty.server.NettyServer.java

License:Apache License

public NettyServer() {
    ThreadFactory serverBossTF = new NamedThreadFactory("NETTYSERVER-BOSS-");
    ThreadFactory serverWorkerTF = new NamedThreadFactory("NETTYSERVER-WORKER-");
    EventLoopGroup bossGroup = new NioEventLoopGroup(PROCESSORS, serverBossTF);
    NioEventLoopGroup workerGroup = new NioEventLoopGroup(PROCESSORS * 2, serverWorkerTF);
    workerGroup.setIoRatio(Integer.parseInt(System.getProperty("nfs.rpc.io.ratio", "50")));
    bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .option(ChannelOption.SO_REUSEADDR,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.reuseaddress", "true")))
            .option(ChannelOption.TCP_NODELAY,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.nodelay", "true")));
}

---

From source file:code.google.nfs.rpc.netty4.client.Netty4ClientFactory.java

License:Apache License

protected Client createClient(String targetIP, int targetPort, int connectTimeout, String key)
        throws Exception {
    final Netty4ClientHandler handler = new Netty4ClientHandler(this, key);

    EventLoopGroup group = new NioEventLoopGroup(1);
    Bootstrap b = new Bootstrap();
    b.group(group).channel(NioSocketChannel.class)
            .option(ChannelOption.TCP_NODELAY,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.nodelay", "true")))
            .option(ChannelOption.SO_REUSEADDR,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.reuseaddress", "true")))
            .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, connectTimeout < 1000 ? 1000 : connectTimeout)
            .handler(new ChannelInitializer<SocketChannel>() {
                @Override// w ww .ja v  a  2 s  .  c om
                public void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast("decoder", new Netty4ProtocolDecoder());
                    ch.pipeline().addLast("encoder", new Netty4ProtocolEncoder());
                    ch.pipeline().addLast("handler", handler);
                }
            });

    ChannelFuture future = b.connect(targetIP, targetPort);

    future.awaitUninterruptibly(connectTimeout);
    if (!future.isDone()) {
        LOGGER.error("Create connection to " + targetIP + ":" + targetPort + " timeout!");
        throw new Exception("Create connection to " + targetIP + ":" + targetPort + " timeout!");
    }
    if (future.isCancelled()) {
        LOGGER.error("Create connection to " + targetIP + ":" + targetPort + " cancelled by user!");
        throw new Exception("Create connection to " + targetIP + ":" + targetPort + " cancelled by user!");
    }
    if (!future.isSuccess()) {
        LOGGER.error("Create connection to " + targetIP + ":" + targetPort + " error", future.cause());
        throw new Exception("Create connection to " + targetIP + ":" + targetPort + " error", future.cause());
    }
    Netty4Client client = new Netty4Client(future, key, connectTimeout);
    handler.setClient(client);
    return client;
}

---

From source file:code.google.nfs.rpc.netty4.server.Netty4Server.java

License:Apache License

public void start(int listenPort, final ExecutorService ignore) throws Exception {
    if (!startFlag.compareAndSet(false, true)) {
        return;//w w  w  .  j av  a2 s.c om
    }
    bossGroup = new NioEventLoopGroup();
    ioGroup = new NioEventLoopGroup();
    businessGroup = new DefaultEventExecutorGroup(businessThreads);

    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, ioGroup).channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.TCP_NODELAY,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.nodelay", "true")))
            .childOption(ChannelOption.SO_REUSEADDR,
                    Boolean.parseBoolean(System.getProperty("nfs.rpc.tcp.reuseaddress", "true")))
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast("decoder", new Netty4ProtocolDecoder());
                    ch.pipeline().addLast("encoder", new Netty4ProtocolEncoder());
                    ch.pipeline().addLast(businessGroup, "handler", new Netty4ServerHandler());
                }
            });

    b.bind(listenPort).sync();
    LOGGER.warn("Server started,listen at: " + listenPort + ", businessThreads is " + businessThreads);
}

---

From source file:com.addthis.meshy.MeshyServer.java

License:Apache License

public MeshyServer(final int port, final File rootDir, @Nullable String[] netif, final MeshyServerGroup group)
        throws IOException {
    super();/*  w ww .  ja v  a  2s .co m*/
    this.group = group;
    this.rootDir = rootDir;
    this.filesystems = loadFileSystems(rootDir);
    this.serverPeers = new AtomicInteger(0);
    bossGroup = new NioEventLoopGroup(1);
    ServerBootstrap bootstrap = new ServerBootstrap()
            .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .option(ChannelOption.SO_BACKLOG, 1024).option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 30000)
            .option(ChannelOption.SO_REUSEADDR, true)
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childOption(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.SO_KEEPALIVE, true)
            .childOption(ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK, HIGH_WATERMARK)
            .childOption(ChannelOption.WRITE_BUFFER_LOW_WATER_MARK, LOW_WATERMARK)
            .channel(NioServerSocketChannel.class).group(bossGroup, workerGroup)
            .childHandler(new ChannelInitializer<NioSocketChannel>() {
                @Override
                protected void initChannel(final NioSocketChannel ch) throws Exception {
                    ch.pipeline().addLast(new ChannelState(MeshyServer.this, ch));
                }
            });
    /* bind to one or more interfaces, if supplied, otherwise all */
    if ((netif == null) || (netif.length == 0)) {
        ServerSocketChannel serverChannel = (ServerSocketChannel) bootstrap.bind(new InetSocketAddress(port))
                .syncUninterruptibly().channel();
        serverLocal = serverChannel.localAddress();
    } else {
        InetSocketAddress primaryServerLocal = null;
        for (String net : netif) {
            NetworkInterface nicif = NetworkInterface.getByName(net);
            if (nicif == null) {
                log.warn("missing speficied NIC: {}", net);
                continue;
            }
            for (InterfaceAddress addr : nicif.getInterfaceAddresses()) {
                InetAddress inAddr = addr.getAddress();
                if (inAddr.getAddress().length != 4) {
                    log.trace("skip non-ipV4 address: {}", inAddr);
                    continue;
                }
                ServerSocketChannel serverChannel = (ServerSocketChannel) bootstrap
                        .bind(new InetSocketAddress(inAddr, port)).syncUninterruptibly().channel();
                if (primaryServerLocal != null) {
                    log.info("server [{}-*] binding to extra address: {}", super.getUUID(), primaryServerLocal);
                }
                primaryServerLocal = serverChannel.localAddress();
            }
        }
        if (primaryServerLocal == null) {
            throw new IllegalArgumentException("no valid interface / port specified");
        }
        serverLocal = primaryServerLocal;
    }
    this.serverNetIf = NetworkInterface.getByInetAddress(serverLocal.getAddress());
    this.serverPort = serverLocal.getPort();
    if (serverNetIf != null) {
        serverUuid = super.getUUID() + "-" + serverPort + "-" + serverNetIf.getName();
    } else {
        serverUuid = super.getUUID() + "-" + serverPort;
    }
    log.info("server [{}] on {} @ {}", getUUID(), serverLocal, rootDir);
    closeFuture = new DefaultPromise<>(GlobalEventExecutor.INSTANCE);
    workerGroup.terminationFuture().addListener((Future<Object> workerFuture) -> {
        bossGroup.terminationFuture().addListener((Future<Object> bossFuture) -> {
            if (!workerFuture.isSuccess()) {
                closeFuture.tryFailure(workerFuture.cause());
            } else if (!bossFuture.isSuccess()) {
                closeFuture.tryFailure(bossFuture.cause());
            } else {
                closeFuture.trySuccess(null);
            }
        });
    });
    addMessageFileSystemPaths();
    group.join(this);
    if (autoMesh) {
        startAutoMesh(serverPort, autoMeshTimeout);
    }
}

---

From source file:com.alibaba.dubbo.qos.server.Server.java

License:Apache License

/**
 * start server, bind port/*ww w .ja v  a2s.  c  o m*/
 */
public void start() throws Throwable {
    if (!hasStarted.compareAndSet(false, true)) {
        return;
    }
    boss = new NioEventLoopGroup(0, new DefaultThreadFactory("qos-boss", true));
    worker = new NioEventLoopGroup(0, new DefaultThreadFactory("qos-worker", true));
    ServerBootstrap serverBootstrap = new ServerBootstrap();
    serverBootstrap.group(boss, worker);
    serverBootstrap.channel(NioServerSocketChannel.class);
    serverBootstrap.childOption(ChannelOption.TCP_NODELAY, true);
    serverBootstrap.childOption(ChannelOption.SO_REUSEADDR, true);
    serverBootstrap.childHandler(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel ch) throws Exception {
            ch.pipeline().addLast(new QosProcessHandler(welcome, acceptForeignIp));
        }
    });
    try {
        serverBootstrap.bind(port).sync();
        logger.info("qos-server bind localhost:" + port);
    } catch (Throwable throwable) {
        logger.error("qos-server can not bind localhost:" + port, throwable);
        throw throwable;
    }
}

---

From source file:com.alibaba.dubbo.remoting.transport.netty.NettyServer.java

License:Apache License

@Override
protected void doOpen() throws Throwable {
    NettyHelper.setNettyLoggerFactory();
    //netty4//  www.j  a va2 s.  c om
    bootstrap = new ServerBootstrap();
    //1?
    bossGroup = new NioEventLoopGroup(1, new DefaultThreadFactory("NettyServerBoss", true));
    //       cpu*2 
    workerGroup = new NioEventLoopGroup(
            getUrl().getPositiveParameter(Constants.IO_THREADS_KEY, Constants.DEFAULT_IO_THREADS),
            new DefaultThreadFactory("NettyServerWorker", true));

    final NettyServerHandler nettyServerHandler = new NettyServerHandler(getUrl(), this);
    channels = nettyServerHandler.getChannels();

    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.TCP_NODELAY, Boolean.TRUE)
            .childOption(ChannelOption.SO_REUSEADDR, Boolean.TRUE)
            //                
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childOption(ChannelOption.SO_KEEPALIVE, Boolean.TRUE)
            .childHandler(new ChannelInitializer<NioSocketChannel>() {
                @Override
                protected void initChannel(NioSocketChannel ch) throws Exception {
                    NettyCodecAdapter adapter = new NettyCodecAdapter(getCodec(), getUrl(), NettyServer.this);
                    ch.pipeline()//.addLast("logging",new LoggingHandler(LogLevel.INFO))//for debug
                            .addLast("decoder", adapter.getDecoder()).addLast("encoder", adapter.getEncoder())
                            .addLast("handler", nettyServerHandler);
                }
            });
    // bind
    ChannelFuture channelFuture = bootstrap.bind(getBindAddress());
    channelFuture.syncUninterruptibly();
    channel = channelFuture.channel();

}

---

From source file:com.alibaba.dubbo.remoting.transport.netty4.NettyServer.java

License:Apache License

@Override
protected void doOpen() throws Throwable {
    NettyHelper.setNettyLoggerFactory();

    bootstrap = new ServerBootstrap();

    bossGroup = new NioEventLoopGroup(1, new DefaultThreadFactory("NettyServerBoss", true));
    workerGroup = new NioEventLoopGroup(
            getUrl().getPositiveParameter(Constants.IO_THREADS_KEY, Constants.DEFAULT_IO_THREADS),
            new DefaultThreadFactory("NettyServerWorker", true));

    final NettyServerHandler nettyServerHandler = new NettyServerHandler(getUrl(), this);
    channels = nettyServerHandler.getChannels();

    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.TCP_NODELAY, Boolean.TRUE)
            .childOption(ChannelOption.SO_REUSEADDR, Boolean.TRUE)
            .childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
            .childHandler(new ChannelInitializer<NioSocketChannel>() {
                @Override//from   w  w  w .j  a  va  2s  . c o m
                protected void initChannel(NioSocketChannel ch) throws Exception {
                    NettyCodecAdapter adapter = new NettyCodecAdapter(getCodec(), getUrl(), NettyServer.this);
                    ch.pipeline()//.addLast("logging",new LoggingHandler(LogLevel.INFO))//for debug
                            .addLast("decoder", adapter.getDecoder()).addLast("encoder", adapter.getEncoder())
                            .addLast("handler", nettyServerHandler);
                }
            });
    // bind
    ChannelFuture channelFuture = bootstrap.bind(getBindAddress());
    channelFuture.syncUninterruptibly();
    channel = channelFuture.channel();

}

---

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