Examples with SocketChannel io.netty.channel.socket.SocketChannel used on opensource projects

Example 71 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project tutorials by eugenp.

the class NettyServerB method run.

private void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        ServerBootstrap b = new ServerBootstrap();
        b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {

            public void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast(new ChannelHandlerA(), new ChannelHandlerB());
            }
        }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);
        // (7)
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

Example 72 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project tutorials by eugenp.

the class NettyServer method run.

private void run() throws Exception {
    EventLoopGroup bossGroup = new NioEventLoopGroup();
    EventLoopGroup workerGroup = new NioEventLoopGroup();
    try {
        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(new RequestDecoder(), new ResponseDataEncoder(), new ProcessingHandler());
            }
        }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);
        ChannelFuture f = b.bind(port).sync();
        f.channel().closeFuture().sync();
    } finally {
        workerGroup.shutdownGracefully();
        bossGroup.shutdownGracefully();
    }
}

Example 73 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project bgpcep by opendaylight.

the class PCEPDispatcherImpl method createServerBootstrap.

synchronized ServerBootstrap createServerBootstrap(final ChannelPipelineInitializer initializer) {
    final ServerBootstrap b = new ServerBootstrap();
    b.childHandler(new ChannelInitializer<SocketChannel>() {

        @Override
        protected void initChannel(final SocketChannel ch) {
            initializer.initializeChannel(ch, new DefaultPromise<>(PCEPDispatcherImpl.this.executor));
        }
    });
    b.option(ChannelOption.SO_BACKLOG, SOCKET_BACKLOG_SIZE);
    b.childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
    if (Epoll.isAvailable()) {
        b.channel(EpollServerSocketChannel.class);
        b.childOption(EpollChannelOption.EPOLL_MODE, EpollMode.LEVEL_TRIGGERED);
    } else {
        b.channel(NioServerSocketChannel.class);
    }
    if (!this.keys.isEmpty()) {
        if (Epoll.isAvailable()) {
            b.option(EpollChannelOption.TCP_MD5SIG, this.keys);
        } else {
            throw new UnsupportedOperationException(Epoll.unavailabilityCause().getCause());
        }
    }
    // Make sure we are doing round-robin processing
    b.childOption(ChannelOption.RCVBUF_ALLOCATOR, new FixedRecvByteBufAllocator(1));
    if (b.config().group() == null) {
        b.group(this.bossGroup, this.workerGroup);
    }
    return b;
}

Example 74 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project incubator-pulsar by apache.

the class MockBrokerService method startMockBrokerService.

public void startMockBrokerService() throws Exception {
    ThreadFactory threadFactory = new ThreadFactoryBuilder().setNameFormat("mock-pulsar-%s").build();
    final int numThreads = 2;
    final int MaxMessageSize = 5 * 1024 * 1024;
    try {
        workerGroup = EventLoopUtil.newEventLoopGroup(numThreads, threadFactory);
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(workerGroup, workerGroup);
        bootstrap.channel(EventLoopUtil.getServerSocketChannelClass(workerGroup));
        bootstrap.childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel ch) throws Exception {
                ch.pipeline().addLast("frameDecoder", new LengthFieldBasedFrameDecoder(MaxMessageSize, 0, 4, 0, 4));
                ch.pipeline().addLast("handler", new MockServerCnx());
            }
        });
        // Bind and start to accept incoming connections.
        bootstrap.bind(brokerServicePort).sync();
    } catch (Exception e) {
        throw e;
    }
}

Example 75 with SocketChannel

use of io.netty.channel.socket.SocketChannel in project incubator-pulsar by apache.

the class DiscoveryServiceTest method connectToService.

/**
 * creates ClientHandler channel to connect and communicate with server
 *
 * @param serviceUrl
 * @param latch
 * @return
 * @throws URISyntaxException
 */
public static NioEventLoopGroup connectToService(String serviceUrl, CountDownLatch latch, boolean tls) throws URISyntaxException {
    NioEventLoopGroup workerGroup = new NioEventLoopGroup();
    Bootstrap b = new Bootstrap();
    b.group(workerGroup);
    b.channel(NioSocketChannel.class);
    b.handler(new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            if (tls) {
                SslContextBuilder builder = SslContextBuilder.forClient();
                builder.trustManager(InsecureTrustManagerFactory.INSTANCE);
                X509Certificate[] certificates = SecurityUtility.loadCertificatesFromPemFile(TLS_CLIENT_CERT_FILE_PATH);
                PrivateKey privateKey = SecurityUtility.loadPrivateKeyFromPemFile(TLS_CLIENT_KEY_FILE_PATH);
                builder.keyManager(privateKey, (X509Certificate[]) certificates);
                SslContext sslCtx = builder.build();
                ch.pipeline().addLast("tls", sslCtx.newHandler(ch.alloc()));
            }
            ch.pipeline().addLast(new ClientHandler(latch));
        }
    });
    URI uri = new URI(serviceUrl);
    InetSocketAddress serviceAddress = new InetSocketAddress(uri.getHost(), uri.getPort());
    b.connect(serviceAddress).addListener((ChannelFuture future) -> {
        if (!future.isSuccess()) {
            throw new IllegalStateException(future.cause());
        }
    });
    return workerGroup;
}