Examples with EventLoopGroup org.apache.flink.shaded.netty4.io.netty.channel.EventLoopGroup used on opensource projects

Example 21 with EventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.EventLoopGroup in project camel by apache.

the class SingleUDPNettyServerBootstrapFactory method startServerBootstrap.

protected void startServerBootstrap() throws Exception {
    // create non-shared worker pool
    EventLoopGroup wg = configuration.getWorkerGroup();
    if (wg == null) {
        // create new pool which we should shutdown when stopping as its not shared
        workerGroup = new NettyWorkerPoolBuilder().withNativeTransport(configuration.isNativeTransport()).withWorkerCount(configuration.getWorkerCount()).withName("NettyServerTCPWorker").build();
        wg = workerGroup;
    }
    Bootstrap bootstrap = new Bootstrap();
    if (configuration.isNativeTransport()) {
        bootstrap.group(wg).channel(EpollDatagramChannel.class);
    } else {
        bootstrap.group(wg).channel(NioDatagramChannel.class);
    }
    // We cannot set the child option here      
    bootstrap.option(ChannelOption.SO_REUSEADDR, configuration.isReuseAddress());
    bootstrap.option(ChannelOption.SO_SNDBUF, configuration.getSendBufferSize());
    bootstrap.option(ChannelOption.SO_RCVBUF, configuration.getReceiveBufferSize());
    bootstrap.option(ChannelOption.SO_BROADCAST, configuration.isBroadcast());
    bootstrap.option(ChannelOption.CONNECT_TIMEOUT_MILLIS, configuration.getConnectTimeout());
    // only set this if user has specified
    if (configuration.getReceiveBufferSizePredictor() > 0) {
        bootstrap.option(ChannelOption.RCVBUF_ALLOCATOR, new FixedRecvByteBufAllocator(configuration.getReceiveBufferSizePredictor()));
    }
    if (configuration.getBacklog() > 0) {
        bootstrap.option(ChannelOption.SO_BACKLOG, configuration.getBacklog());
    }
    Map<String, Object> options = configuration.getOptions();
    if (options != null) {
        for (Map.Entry<String, Object> entry : options.entrySet()) {
            String value = entry.getValue().toString();
            ChannelOption<Object> option = ChannelOption.valueOf(entry.getKey());
            //TODO: find a way to add primitive Netty options without having to add them to the Camel registry.
            if (EndpointHelper.isReferenceParameter(value)) {
                String name = value.substring(1);
                Object o = CamelContextHelper.mandatoryLookup(camelContext, name);
                bootstrap.option(option, o);
            } else {
                bootstrap.option(option, value);
            }
        }
    }
    LOG.debug("Created Bootstrap {}", bootstrap);
    // set the pipeline factory, which creates the pipeline for each newly created channels
    bootstrap.handler(pipelineFactory);
    InetSocketAddress hostAddress = new InetSocketAddress(configuration.getHost(), configuration.getPort());
    SubnetUtils multicastSubnet = new SubnetUtils(MULTICAST_SUBNET);
    if (multicastSubnet.getInfo().isInRange(configuration.getHost())) {
        ChannelFuture channelFuture = bootstrap.bind(configuration.getPort()).sync();
        channel = channelFuture.channel();
        DatagramChannel datagramChannel = (DatagramChannel) channel;
        String networkInterface = configuration.getNetworkInterface() == null ? LOOPBACK_INTERFACE : configuration.getNetworkInterface();
        multicastNetworkInterface = NetworkInterface.getByName(networkInterface);
        ObjectHelper.notNull(multicastNetworkInterface, "No network interface found for '" + networkInterface + "'.");
        LOG.info("ConnectionlessBootstrap joining {}:{} using network interface: {}", new Object[] { configuration.getHost(), configuration.getPort(), multicastNetworkInterface.getName() });
        datagramChannel.joinGroup(hostAddress, multicastNetworkInterface).syncUninterruptibly();
        allChannels.add(datagramChannel);
    } else {
        LOG.info("ConnectionlessBootstrap binding to {}:{}", configuration.getHost(), configuration.getPort());
        ChannelFuture channelFuture = bootstrap.bind(hostAddress).sync();
        channel = channelFuture.channel();
        allChannels.add(channel);
    }
}

Example 22 with EventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.EventLoopGroup in project uavstack by uavorg.

the class AbstractHttpServiceComponent2 method start.

@Override
public void start(int port, int backlog, int listenThreadCount, int handleThreadCount, boolean forceExit) {
    EventLoopGroup bossGroup = new NioEventLoopGroup(listenThreadCount);
    EventLoopGroup workerGroup = new NioEventLoopGroup(handleThreadCount);
    server = new ServerBootstrap();
    server.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).localAddress(port).option(ChannelOption.SO_BACKLOG, backlog).childHandler(new HttpServerInitializer(this));
    try {
        this.host = NetworkHelper.getLocalIP();
        this.port = port;
        // Start the server.
        server.bind().sync();
        if (log.isTraceEnable()) {
            log.info(this, "HttpServiceComponent[" + this.cName + "] for feature[" + this.feature + "] started SUCCESS: port=" + this.port);
        }
    } catch (InterruptedException e) {
        log.err(this, "HttpServiceComponent[" + this.cName + "] for feature[" + this.feature + "] starts FAIL.", e);
        if (forceExit == true) {
            System.exit(-1);
        }
    }
}

Example 23 with EventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.EventLoopGroup in project java-in-action by xinghalo.

the class EchoClient method start.

public void start() throws Exception {
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).remoteAddress(new InetSocketAddress(host, port)).handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel socketChannel) throws Exception {
                socketChannel.pipeline().addLast(new EchoClientHandler());
            }
        });
        ChannelFuture f = b.connect().sync();
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully().sync();
    }
}

Example 24 with EventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.EventLoopGroup in project java-in-action by xinghalo.

the class EchoServer method start.

public void start() throws Exception {
    final EchoServerHandler serverHandler = new EchoServerHandler();
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(group).channel(NioServerSocketChannel.class).localAddress(new InetSocketAddress(port)).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel socketChannel) throws Exception {
                socketChannel.pipeline().addLast(serverHandler);
            }
        });
        ChannelFuture f = b.bind().sync();
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully().sync();
    }
}

Example 25 with EventLoopGroup

use of org.apache.flink.shaded.netty4.io.netty.channel.EventLoopGroup in project java-in-action by xinghalo.

the class TimeClient method connect.

public void connect(int port, String host) throws InterruptedException {
    EventLoopGroup group = new NioEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group).channel(NioSocketChannel.class).option(ChannelOption.TCP_NODELAY, true).handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new TimeClientHandler());
            }
        });
        ChannelFuture f = b.connect(host, port);
        f.channel().closeFuture().sync();
    } finally {
        group.shutdownGracefully().sync();
    }
}