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()

Source Link

Usage

From source file:com.vexsoftware.votifier.Votifier.java

License:Open Source License

@Mod.EventHandler
public void onInit(FMLInitializationEvent event) throws IOException {

    // Handle configuration.
    if (!getDataFolder().exists()) {
        getDataFolder().mkdir();//from  ww  w. j  a v  a 2 s  .com
    }

    File config = new File(getDataFolder() + "/config.yml");
    ConfigurationLoader loader = YAMLConfigurationLoader.builder().setFile(config).build();
    ConfigurationNode cfg = loader.load();
    File rsaDirectory = new File(getDataFolder() + "/rsa");

    /*
     * Use IP address from server.properties as a default for
     * configurations. Do not use InetAddress.getLocalHost() as it most
     * likely will return the main server address instead of the address
     * assigned to the server.
     */
    String hostAddr = MinecraftServer.getServer().getHostname();
    if (hostAddr == null || hostAddr.length() == 0)
        hostAddr = "0.0.0.0";

    /*
     * Create configuration file if it does not exists; otherwise, load it
     */
    if (!config.exists()) {
        try {
            // First time run - do some initialization.
            LOG.info("Configuring Votifier for the first time...");

            // Initialize the configuration file.
            config.createNewFile();

            cfg.getNode("host").setValue(hostAddr);
            cfg.getNode("port").setValue(8192);
            cfg.getNode("debug").setValue(false);

            /*
             * Remind hosted server admins to be sure they have the right
             * port number.
             */
            LOG.info("------------------------------------------------------------------------------");
            LOG.info("Assigning Votifier to listen on port 8192. If you are hosting Forge on a");
            LOG.info("shared server please check with your hosting provider to verify that this port");
            LOG.info("is available for your use. Chances are that your hosting provider will assign");
            LOG.info("a different port, which you need to specify in config.yml");
            LOG.info("------------------------------------------------------------------------------");

            String token = TokenUtil.newToken();
            ConfigurationNode tokenSection = cfg.getNode("tokens");
            tokenSection.getNode("default").setValue(token);
            LOG.info("Your default Votifier token is " + token + ".");
            LOG.info("You will need to provide this token when you submit your server to a voting");
            LOG.info("list.");
            LOG.info("------------------------------------------------------------------------------");

            loader.save(cfg);
        } catch (Exception ex) {
            LOG.log(Level.FATAL, "Error creating configuration file", ex);
            gracefulExit();
            return;
        }
    } else {
        // Load configuration.
        cfg = loader.load();
    }

    /*
     * Create RSA directory and keys if it does not exist; otherwise, read
     * keys.
     */
    try {
        if (!rsaDirectory.exists()) {
            rsaDirectory.mkdir();
            keyPair = RSAKeygen.generate(2048);
            RSAIO.save(rsaDirectory, keyPair);
        } else {
            keyPair = RSAIO.load(rsaDirectory);
        }
    } catch (Exception ex) {
        LOG.fatal("Error reading configuration file or RSA tokens", ex);
        gracefulExit();
        return;
    }

    // Load Votifier tokens.
    ConfigurationNode tokenSection = cfg.getNode("tokens");

    if (tokenSection != null) {
        Map<Object, ? extends ConfigurationNode> websites = tokenSection.getChildrenMap();
        for (Map.Entry<Object, ? extends ConfigurationNode> website : websites.entrySet()) {
            tokens.put((String) website.getKey(), KeyCreator.createKeyFrom(website.getValue().getString()));
            LOG.info("Loaded token for website: " + website.getKey());
        }
    } else {
        LOG.warn("No websites are listed in your configuration.");
    }

    // Initialize the receiver.
    String host = cfg.getNode("host").getString(hostAddr);
    int port = cfg.getNode("port").getInt(8192);
    debug = cfg.getNode("debug").getBoolean(false);
    if (debug)
        LOG.info("DEBUG mode enabled!");

    serverGroup = new NioEventLoopGroup(1);

    new ServerBootstrap().channel(NioServerSocketChannel.class).group(serverGroup)
            .childHandler(new ChannelInitializer<NioSocketChannel>() {
                @Override
                protected void initChannel(NioSocketChannel channel) throws Exception {
                    channel.attr(VotifierSession.KEY).set(new VotifierSession());
                    channel.pipeline().addLast("greetingHandler", new VotifierGreetingHandler());
                    channel.pipeline().addLast("protocolDifferentiator", new VotifierProtocolDifferentiator());
                    channel.pipeline().addLast("voteHandler", new VoteInboundHandler());
                }
            }).bind(host, port).addListener(new ChannelFutureListener() {
                @Override
                public void operationComplete(ChannelFuture future) throws Exception {
                    if (future.isSuccess()) {
                        serverChannel = future.channel();
                        LOG.info("Votifier enabled.");
                    } else {
                        LOG.fatal("Votifier was not able to bind to " + future.channel().localAddress(),
                                future.cause());
                    }
                }
            });
}

From source file:com.vip.netty.basic.TimeServer.java

License:Apache License

public void bind(int port) throws Exception {
    // ??NIO/*w  w w.  jav a 2s.  co  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, 1024).childHandler(new ChildChannelHandler());
        // ???
        ChannelFuture f = b.bind(port).sync();

        // ???
        f.channel().closeFuture().sync();

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

From source file:com.vip.netty.protocol.file.FileServer.java

License:Apache License

public void run(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {/*from  w ww.  j  ava  2 s .c  om*/
        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("Start file server at port : " + port);
        f.channel().closeFuture().sync();
    } finally {
        // ?
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.vip.netty.protocol.http.fileServer.HttpFileServer.java

License:Apache License

public void run(final int port, final String url) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//  www .  j  a  va2  s . c om
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
                .childHandler(new ChannelInitializer<SocketChannel>() {
                    @Override
                    protected void initChannel(SocketChannel ch) throws Exception {
                        ch.pipeline().addLast("http-decoder", new HttpRequestDecoder());
                        ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        ch.pipeline().addLast("fileServerHandler", new HttpFileServerHandler(url));
                    }
                });
        ChannelFuture future = b.bind("192.168.0.106", port).sync();
        System.out.println(
                "HTTP??? : " + "http://192.168.0.106:" + port + url);
        future.channel().closeFuture().sync();
    } finally {
        bossGroup.shutdownGracefully();
        workerGroup.shutdownGracefully();
    }
}

From source file:com.vmware.dcp.common.http.netty.NettyHttpListener.java

License:Open Source License

public void start(int port, String bindAddress) throws Throwable {
    ExecutorServiceFactory f = (tc) -> {
        return Executors.newFixedThreadPool(EVENT_LOOP_THREAD_COUNT,
                r -> new Thread(r, this.host.getUri().toString() + "/netty-listener/" + this.host.getId()));
    };/*from  w  w w. ja  v a 2 s .c  o  m*/

    this.parentGroup = new NioEventLoopGroup(EVENT_LOOP_THREAD_COUNT, f);
    this.childGroup = new NioEventLoopGroup(EVENT_LOOP_THREAD_COUNT, f);

    if (this.childChannelHandler == null) {
        this.childChannelHandler = new NettyHttpServerInitializer(this.host, this.sslContext);
    }

    ServerBootstrap b = new ServerBootstrap();
    b.group(this.parentGroup, this.childGroup).channel(NioServerSocketChannel.class)
            .childHandler(this.childChannelHandler);

    InetSocketAddress addr = null;
    if (bindAddress != null) {
        addr = new InetSocketAddress(bindAddress, port);
    } else {
        this.host.log(Level.WARNING, "*** Binding to all interfaces, please supply a bindAddress instead ***");
        addr = new InetSocketAddress(port);
    }
    this.serverChannel = b.bind(addr).sync().channel();
    this.serverChannel.config().setOption(ChannelOption.SO_LINGER, 0);
    this.port = ((InetSocketAddress) this.serverChannel.localAddress()).getPort();
}

From source file:com.vmware.xenon.common.http.netty.NettyHttpListener.java

License:Open Source License

@Override
public void start(int port, String bindAddress) throws Throwable {
    this.nettyExecutorService = Executors.newFixedThreadPool(EVENT_LOOP_THREAD_COUNT,
            r -> new Thread(r, this.host.getUri().toString() + "/netty-listener/" + this.host.getId()));

    this.eventLoopGroup = new NioEventLoopGroup(EVENT_LOOP_THREAD_COUNT, this.nettyExecutorService);
    if (this.childChannelHandler == null) {
        this.childChannelHandler = new NettyHttpServerInitializer(this.host, this.sslContext,
                this.responsePayloadSizeLimit);
    }// ww  w  . java2  s  . c  o m

    ServerBootstrap b = new ServerBootstrap();
    b.group(this.eventLoopGroup).channel(NioServerSocketChannel.class).childHandler(this.childChannelHandler);

    InetSocketAddress addr;
    if (bindAddress != null) {
        addr = new InetSocketAddress(bindAddress, port);
    } else {
        this.host.log(Level.WARNING, "*** Binding to all interfaces, please supply a bindAddress instead ***");
        addr = new InetSocketAddress(port);
    }
    this.serverChannel = b.bind(addr).sync().channel();
    this.serverChannel.config().setOption(ChannelOption.SO_LINGER, 0);
    this.port = ((InetSocketAddress) this.serverChannel.localAddress()).getPort();
    this.isListening = true;
}

From source file:com.weibo.api.motan.transport.netty.NettyServer.java

License:Apache License

private synchronized void initServerBootstrap() {
    boolean shareChannel = url.getBooleanParameter(URLParamType.shareChannel.getName(),
            URLParamType.shareChannel.getBooleanValue());
    final int maxContentLength = url.getIntParameter(URLParamType.maxContentLength.getName(),
            URLParamType.maxContentLength.getIntValue());
    int maxServerConnection = url.getIntParameter(URLParamType.maxServerConnection.getName(),
            URLParamType.maxServerConnection.getIntValue());
    int workerQueueSize = url.getIntParameter(URLParamType.workerQueueSize.getName(),
            URLParamType.workerQueueSize.getIntValue());

    int minWorkerThread = 0, maxWorkerThread = 0;

    if (shareChannel) {
        minWorkerThread = url.getIntParameter(URLParamType.minWorkerThread.getName(),
                MotanConstants.NETTY_SHARECHANNEL_MIN_WORKDER);
        maxWorkerThread = url.getIntParameter(URLParamType.maxWorkerThread.getName(),
                MotanConstants.NETTY_SHARECHANNEL_MAX_WORKDER);
    } else {//from  w w  w.  j  a  v  a  2  s . c o  m
        minWorkerThread = url.getIntParameter(URLParamType.minWorkerThread.getName(),
                MotanConstants.NETTY_NOT_SHARECHANNEL_MIN_WORKDER);
        maxWorkerThread = url.getIntParameter(URLParamType.maxWorkerThread.getName(),
                MotanConstants.NETTY_NOT_SHARECHANNEL_MAX_WORKDER);
    }

    standardThreadExecutor = (standardThreadExecutor != null && !standardThreadExecutor.isShutdown())
            ? standardThreadExecutor
            : new StandardThreadExecutor(minWorkerThread, maxWorkerThread, workerQueueSize,
                    new DefaultThreadFactory("NettyServer-" + url.getServerPortStr(), true));
    standardThreadExecutor.prestartAllCoreThreads();

    // ?? 
    channelManage = new NettyServerChannelManage(maxServerConnection);

    final NettyChannelHandler handler = new NettyChannelHandler(NettyServer.this, messageHandler,
            standardThreadExecutor);

    EventLoopGroup bossGroup = new NioEventLoopGroup(1, new ThreadFactory() {
        private AtomicInteger threadIndex = new AtomicInteger(0);

        @Override
        public Thread newThread(Runnable r) {
            return new Thread(r, String.format("NettyBoss_%d", this.threadIndex.incrementAndGet()));
        }
    });

    EventLoopGroup workerGroup = new NioEventLoopGroup();

    bootstrap = new ServerBootstrap();
    bootstrap.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .childOption(ChannelOption.TCP_NODELAY, true).childOption(ChannelOption.SO_KEEPALIVE, true)
            .childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    ch.pipeline().addLast(channelManage);
                    ch.pipeline().addLast(new NettyEncoder(codec, NettyServer.this));

                    ch.pipeline().addLast(new NettyDecoder(codec, NettyServer.this, maxContentLength));
                    ch.pipeline().addLast(handler);
                }
            });
}

From source file:com.weibo.api.motan.transport.netty4.http.Netty4HttpServer.java

License:Apache License

@Override
public boolean open() {
    if (isAvailable()) {
        return true;
    }//from w w  w  . j a v  a 2  s  .c  o m
    if (channel != null) {
        channel.close();
    }
    if (bossGroup == null) {
        bossGroup = new NioEventLoopGroup();
        workerGroup = new NioEventLoopGroup();
    }
    boolean shareChannel = url.getBooleanParameter(URLParamType.shareChannel.getName(),
            URLParamType.shareChannel.getBooleanValue());
    // TODO max connection protect
    int maxServerConnection = url.getIntParameter(URLParamType.maxServerConnection.getName(),
            URLParamType.maxServerConnection.getIntValue());
    int workerQueueSize = url.getIntParameter(URLParamType.workerQueueSize.getName(), 500);

    int minWorkerThread = 0, maxWorkerThread = 0;

    if (shareChannel) {
        minWorkerThread = url.getIntParameter(URLParamType.minWorkerThread.getName(),
                MotanConstants.NETTY_SHARECHANNEL_MIN_WORKDER);
        maxWorkerThread = url.getIntParameter(URLParamType.maxWorkerThread.getName(),
                MotanConstants.NETTY_SHARECHANNEL_MAX_WORKDER);
    } else {
        minWorkerThread = url.getIntParameter(URLParamType.minWorkerThread.getName(),
                MotanConstants.NETTY_NOT_SHARECHANNEL_MIN_WORKDER);
        maxWorkerThread = url.getIntParameter(URLParamType.maxWorkerThread.getName(),
                MotanConstants.NETTY_NOT_SHARECHANNEL_MAX_WORKDER);
    }
    final int maxContentLength = url.getIntParameter(URLParamType.maxContentLength.getName(),
            URLParamType.maxContentLength.getIntValue());
    final NettyHttpRequestHandler handler = new NettyHttpRequestHandler(this, messageHandler,
            new ThreadPoolExecutor(minWorkerThread, maxWorkerThread, 15, TimeUnit.SECONDS,
                    new ArrayBlockingQueue<Runnable>(workerQueueSize)));

    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("http-decoder", new HttpRequestDecoder());
                    ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(maxContentLength));
                    ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                    ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                    ch.pipeline().addLast("serverHandler", handler);
                }
            }).option(ChannelOption.SO_BACKLOG, 1024).childOption(ChannelOption.SO_KEEPALIVE, false);

    ChannelFuture f;
    try {
        f = b.bind(url.getPort()).sync();
        channel = f.channel();
    } catch (InterruptedException e) {
        LoggerUtil.error("init http server fail.", e);
        return false;
    }
    state = ChannelState.ALIVE;
    StatsUtil.registryStatisticCallback(this);
    LoggerUtil.info("Netty4HttpServer ServerChannel finish Open: url=" + url);
    return true;
}

From source file:com.weibo.yar.yarserver.NettyYarServer.java

License:Apache License

public void start(int port) throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {//from ww w .ja va2 s  .c  om
        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("http-decoder", new HttpRequestDecoder());
                        ch.pipeline().addLast("http-aggregator", new HttpObjectAggregator(65536));
                        ch.pipeline().addLast("http-encoder", new HttpResponseEncoder());
                        ch.pipeline().addLast("http-chunked", new ChunkedWriteHandler());
                        ch.pipeline().addLast("serverHandler", new HttpServerHandler());
                    }
                }).option(ChannelOption.SO_BACKLOG, 1024).childOption(ChannelOption.SO_KEEPALIVE, true);

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

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

From source file:com.whizzosoftware.hobson.hub.websockets.WebSocketsPlugin.java

License:Open Source License

@Override
public void onStartup(PropertyContainer config) {
    bossGroup = new NioEventLoopGroup(1);
    workerGroup = new NioEventLoopGroup();
    ServerBootstrap b = new ServerBootstrap();

    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .handler(new LoggingHandler(LogLevel.INFO))
            .childHandler(new WebSocketServerInitializer(clientChannels, getAccessManager()));

    b.bind(PORT).addListener(new GenericFutureListener<ChannelFuture>() {
        @Override/*from   w ww  . ja  va2  s .c o  m*/
        public void operationComplete(ChannelFuture future) throws Exception {
            WebSocketsPlugin.this.channel = future.channel();
            logger.debug("WebSocket server started at port {}", PORT);
            getHubManager().getLocalManager().setWebSocketInfo("ws", PORT, null);
        }
    });
}