Examples with ChannelInitializer io.netty.channel.ChannelInitializer used on opensource projects

Example 6 with ChannelInitializer

use of io.netty.channel.ChannelInitializer in project camel by apache.

the class NettyUdpConnectedSendTest method createNettyUdpReceiver.

public void createNettyUdpReceiver() {
    group = new NioEventLoopGroup();
    bootstrap = new Bootstrap();
    bootstrap.group(group).channel(NioDatagramChannel.class).handler(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel channel) throws Exception {
            channel.pipeline().addLast(new UdpHandler());
            channel.pipeline().addLast(new ContentHandler());
        }
    }).localAddress(new InetSocketAddress(getPort()));
}

Example 7 with ChannelInitializer

use of io.netty.channel.ChannelInitializer in project intellij-community by JetBrains.

the class BuildManager method startListening.

private int startListening() throws Exception {
    EventLoopGroup group;
    BuiltInServer mainServer = StartupUtil.getServer();
    boolean isOwnEventLoopGroup = !Registry.is("compiler.shared.event.group", true) || mainServer == null || mainServer.getEventLoopGroup() instanceof OioEventLoopGroup;
    if (isOwnEventLoopGroup) {
        group = new NioEventLoopGroup(1, ConcurrencyUtil.newNamedThreadFactory("External compiler"));
    } else {
        group = mainServer.getEventLoopGroup();
    }
    final ServerBootstrap bootstrap = serverBootstrap(group);
    bootstrap.childHandler(new ChannelInitializer() {

        @Override
        protected void initChannel(@NotNull Channel channel) throws Exception {
            channel.pipeline().addLast(myChannelRegistrar, new ProtobufVarint32FrameDecoder(), new ProtobufDecoder(CmdlineRemoteProto.Message.getDefaultInstance()), new ProtobufVarint32LengthFieldPrepender(), new ProtobufEncoder(), myMessageDispatcher);
        }
    });
    Channel serverChannel = bootstrap.bind(InetAddress.getLoopbackAddress(), 0).syncUninterruptibly().channel();
    myChannelRegistrar.setServerChannel(serverChannel, isOwnEventLoopGroup);
    return ((InetSocketAddress) serverChannel.localAddress()).getPort();
}

Example 8 with ChannelInitializer

use of io.netty.channel.ChannelInitializer in project geode by apache.

the class GeodeRedisServer method startRedisServer.

/**
   * Helper method to start the server listening for connections. The server is bound to the port
   * specified by {@link GeodeRedisServer#serverPort}
   * 
   * @throws IOException
   * @throws InterruptedException
   */
private void startRedisServer() throws IOException, InterruptedException {
    ThreadFactory selectorThreadFactory = new ThreadFactory() {

        private final AtomicInteger counter = new AtomicInteger();

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setName("GeodeRedisServer-SelectorThread-" + counter.incrementAndGet());
            t.setDaemon(true);
            return t;
        }
    };
    ThreadFactory workerThreadFactory = new ThreadFactory() {

        private final AtomicInteger counter = new AtomicInteger();

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(r);
            t.setName("GeodeRedisServer-WorkerThread-" + counter.incrementAndGet());
            return t;
        }
    };
    bossGroup = null;
    workerGroup = null;
    Class<? extends ServerChannel> socketClass = null;
    if (singleThreadPerConnection) {
        bossGroup = new OioEventLoopGroup(Integer.MAX_VALUE, selectorThreadFactory);
        workerGroup = new OioEventLoopGroup(Integer.MAX_VALUE, workerThreadFactory);
        socketClass = OioServerSocketChannel.class;
    } else {
        bossGroup = new NioEventLoopGroup(this.numSelectorThreads, selectorThreadFactory);
        workerGroup = new NioEventLoopGroup(this.numWorkerThreads, workerThreadFactory);
        socketClass = NioServerSocketChannel.class;
    }
    InternalDistributedSystem system = (InternalDistributedSystem) cache.getDistributedSystem();
    String pwd = system.getConfig().getRedisPassword();
    final byte[] pwdB = Coder.stringToBytes(pwd);
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(socketClass).childHandler(new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            if (logger.fineEnabled())
                logger.fine("GeodeRedisServer-Connection established with " + ch.remoteAddress());
            ChannelPipeline p = ch.pipeline();
            p.addLast(ByteToCommandDecoder.class.getSimpleName(), new ByteToCommandDecoder());
            p.addLast(ExecutionHandlerContext.class.getSimpleName(), new ExecutionHandlerContext(ch, cache, regionCache, GeodeRedisServer.this, pwdB));
        }
    }).option(ChannelOption.SO_REUSEADDR, true).option(ChannelOption.SO_RCVBUF, getBufferSize()).childOption(ChannelOption.SO_KEEPALIVE, true).childOption(ChannelOption.CONNECT_TIMEOUT_MILLIS, GeodeRedisServer.connectTimeoutMillis).childOption(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT);
    // Bind and start to accept incoming connections.
    ChannelFuture f = b.bind(new InetSocketAddress(getBindAddress(), serverPort)).sync();
    if (this.logger.infoEnabled()) {
        String logMessage = "GeodeRedisServer started {" + getBindAddress() + ":" + serverPort + "}, Selector threads: " + this.numSelectorThreads;
        if (this.singleThreadPerConnection)
            logMessage += ", One worker thread per connection";
        else
            logMessage += ", Worker threads: " + this.numWorkerThreads;
        this.logger.info(logMessage);
    }
    this.serverChannel = f.channel();
}

Example 9 with ChannelInitializer

use of io.netty.channel.ChannelInitializer in project intellij-community by JetBrains.

the class SubServer method bind.

public boolean bind(int port) {
    if (port == server.getPort() || port == -1) {
        return true;
    }
    if (channelRegistrar == null) {
        Disposer.register(server, this);
        channelRegistrar = new ChannelRegistrar();
    }
    ServerBootstrap bootstrap = serverBootstrap(server.getEventLoopGroup());
    Map<String, Object> xmlRpcHandlers = user.createXmlRpcHandlers();
    if (xmlRpcHandlers == null) {
        BuiltInServer.configureChildHandler(bootstrap, channelRegistrar, null);
    } else {
        final XmlRpcDelegatingHttpRequestHandler handler = new XmlRpcDelegatingHttpRequestHandler(xmlRpcHandlers);
        bootstrap.childHandler(new ChannelInitializer() {

            @Override
            protected void initChannel(Channel channel) throws Exception {
                channel.pipeline().addLast(channelRegistrar);
                NettyUtil.addHttpServerCodec(channel.pipeline());
                channel.pipeline().addLast(handler);
            }
        });
    }
    try {
        bootstrap.localAddress(user.isAvailableExternally() ? new InetSocketAddress(port) : NetKt.loopbackSocketAddress(port));
        channelRegistrar.setServerChannel(bootstrap.bind().syncUninterruptibly().channel(), false);
        return true;
    } catch (Exception e) {
        try {
            NettyUtil.log(e, Logger.getInstance(BuiltInServer.class));
        } finally {
            user.cannotBind(e, port);
        }
        return false;
    }
}

Example 10 with ChannelInitializer

use of io.netty.channel.ChannelInitializer in project undertow by undertow-io.

the class WebSocketTestClient method connect.

/**
     * Connect the WebSocket client
     *
     * @throws Exception
     */
public WebSocketTestClient connect() throws Exception {
    String protocol = uri.getScheme();
    if (!"ws".equals(protocol)) {
        throw new IllegalArgumentException("Unsupported protocol: " + protocol);
    }
    final WebSocketClientHandshaker handshaker = WebSocketClientHandshakerFactory.newHandshaker(uri, version, null, false, new DefaultHttpHeaders());
    EventLoopGroup group = new NioEventLoopGroup();
    final CountDownLatch handshakeLatch = new CountDownLatch(1);
    bootstrap.group(group).channel(NioSocketChannel.class).handler(new ChannelInitializer() {

        @Override
        protected void initChannel(Channel channel) throws Exception {
            ChannelPipeline p = channel.pipeline();
            p.addLast(new HttpClientCodec(), new HttpObjectAggregator(8192), new WSClientHandler(handshaker, handshakeLatch));
        }
    });
    // Connect
    ChannelFuture future = bootstrap.connect(new InetSocketAddress(uri.getHost(), uri.getPort()));
    future.syncUninterruptibly();
    ch = future.channel();
    handshaker.handshake(ch).syncUninterruptibly();
    handshakeLatch.await();
    return this;
}