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

Example 61 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project baseio by generallycloud.

the class NettyClientThread method main.

public static void main(String[] args) throws Exception {
    EventLoopGroup group = NettyUtil.newEventLoopGroup();
    try {
        Bootstrap b = new Bootstrap();
        b.group(group);
        b.channel(NettyUtil.newSocketChannel()).option(ChannelOption.TCP_NODELAY, true);
        b.handler(new ChannelInitializer<SocketChannel>() {

            @Override
            protected void initChannel(SocketChannel ch) throws Exception {
                ChannelPipeline pipeline = ch.pipeline();
                pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(Integer.MAX_VALUE, 0, 4, 0, 4));
                pipeline.addLast("frameEncoder", new LengthFieldPrepender(4));
                pipeline.addLast("decoder", new StringDecoder(CharsetUtil.UTF_8));
                pipeline.addLast("encoder", new StringEncoder(CharsetUtil.UTF_8));
                pipeline.addLast("handler", new HelloClient());
            }
        });
        System.out.println("################## Test start ####################");
        ChannelFuture f = b.connect("127.0.0.1", 5656).sync();
        System.out.println(f.isSuccess());
        Channel channel = f.channel();
        System.out.println("channel is active :" + channel.isActive() + ",channel:" + channel);
        int len = 1024 * 64;
        StringBuilder s = new StringBuilder(len);
        for (int i = 0; i < len; i++) {
            s.append(len % 10);
        }
        final String msg = s.toString();
        Util.exec(() -> {
            int i = 0;
            for (; ; ) {
                // String s = "hello Service! ---> :" + i;
                ChannelFuture f1 = channel.writeAndFlush(msg);
                Util.sleep(1);
                System.out.println(f1.isDone() + "--------" + i);
                i++;
            }
        });
        Util.sleep(Integer.MAX_VALUE);
        f.channel().closeFuture().sync();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        group.shutdownGracefully();
    }
}

Example 62 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project riposte by Nike-Inc.

the class RequestStateCleanerHandler method channelRead.

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (msg instanceof HttpRequest) {
        // New request incoming - setup/clear *all* state objects for new requests
        for (ProcessingStateClassAndKeyPair<? extends ProcessingState> stateClassAndKeyPair : PROCESSING_STATE_ATTRIBUTE_KEYS) {
            // See if we have an existing state object for this channel for the given state type.
            @SuppressWarnings("unchecked") AttributeKey<ProcessingState> attrKey = (AttributeKey<ProcessingState>) stateClassAndKeyPair.getRight();
            Attribute<ProcessingState> processingStateAttr = ctx.channel().attr(attrKey);
            ProcessingState processingState = processingStateAttr.get();
            if (processingState == null) {
                // We don't already have one for this channel, so create one and register it.
                processingState = stateClassAndKeyPair.getLeft().newInstance();
                processingStateAttr.set(processingState);
            }
            // Clean the state for the new request.
            processingState.cleanStateForNewRequest();
        }
        HttpProcessingState httpProcessingState = ChannelAttributes.getHttpProcessingStateForChannel(ctx).get();
        // Set the DistributedTracingConfig on the HttpProcessingState.
        // noinspection deprecation - This is the only place that should actually be calling this method.
        httpProcessingState.setDistributedTracingConfig(distributedTracingConfig);
        // Send a request received event to the metricsListener.
        if (metricsListener != null) {
            metricsListener.onEvent(ServerMetricsEvent.REQUEST_RECEIVED, httpProcessingState);
        }
        // Remove the idle channel timeout handler (if there is one) so that it doesn't kill this new request if the
        // endpoint takes longer to complete than the idle timeout value - the idle channel timeout is only for
        // timing out channels that are idle *in-between* requests.
        ChannelPipeline pipeline = ctx.pipeline();
        ChannelHandler idleChannelTimeoutHandler = pipeline.get(HttpChannelInitializer.IDLE_CHANNEL_TIMEOUT_HANDLER_NAME);
        if (idleChannelTimeoutHandler != null)
            pipeline.remove(idleChannelTimeoutHandler);
        // last chunk when the timeout hits.
        if (incompleteHttpCallTimeoutMillis > 0 && !(msg instanceof LastHttpContent)) {
            IncompleteHttpCallTimeoutHandler newHandler = new IncompleteHttpCallTimeoutHandler(incompleteHttpCallTimeoutMillis);
            ChannelHandler existingHandler = pipeline.get(INCOMPLETE_HTTP_CALL_TIMEOUT_HANDLER_NAME);
            if (existingHandler == null) {
                pipeline.addFirst(INCOMPLETE_HTTP_CALL_TIMEOUT_HANDLER_NAME, newHandler);
            } else {
                logger.error("Handling HttpRequest for new request and found an IncompleteHttpCallTimeoutHandler " + "already in the pipeline. This should not be possible. A new " + "IncompleteHttpCallTimeoutHandler will replace the old one. worker_channel_id={}", ctx.channel().toString());
                pipeline.replace(existingHandler, INCOMPLETE_HTTP_CALL_TIMEOUT_HANDLER_NAME, newHandler);
            }
        }
        ProxyRouterProcessingState proxyRouterProcessingState = ChannelAttributes.getProxyRouterProcessingStateForChannel(ctx).get();
        // Set the DistributedTracingConfig on the ProxyRouterProcessingState.
        // noinspection deprecation - This is the only place that should actually be calling this method.
        proxyRouterProcessingState.setDistributedTracingConfig(distributedTracingConfig);
    } else if (msg instanceof LastHttpContent) {
        // The HTTP call is complete, so we can remove the IncompleteHttpCallTimeoutHandler.
        ChannelPipeline pipeline = ctx.pipeline();
        ChannelHandler existingHandler = pipeline.get(INCOMPLETE_HTTP_CALL_TIMEOUT_HANDLER_NAME);
        if (existingHandler != null)
            pipeline.remove(INCOMPLETE_HTTP_CALL_TIMEOUT_HANDLER_NAME);
    }
    // Continue on the pipeline processing.
    super.channelRead(ctx, msg);
}

Example 63 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project Terasology by MovingBlocks.

the class TerasologyClientPipelineFactory method initChannel.

@Override
protected void initChannel(Channel ch) throws Exception {
    JoinStatusImpl joinStatus = new JoinStatusImpl();
    ChannelPipeline p = ch.pipeline();
    p.addLast(MetricRecordingHandler.NAME, new MetricRecordingHandler());
    p.addLast("inflateDecoder", new Lz4FrameDecoder());
    p.addLast("lengthFrameDecoder", new LengthFieldBasedFrameDecoder(8388608, 0, 3, 0, 3));
    p.addLast("protobufDecoder", new ProtobufDecoder(NetData.NetMessage.getDefaultInstance()));
    p.addLast("deflateEncoder", new Lz4FrameEncoder(true));
    p.addLast("frameLengthEncoder", new LengthFieldPrepender(3));
    p.addLast("protobufEncoder", new ProtobufEncoder());
    p.addLast("authenticationHandler", new ClientHandshakeHandler(joinStatus));
    p.addLast("connectionHandler", new ClientConnectionHandler(joinStatus, networkSystem));
    p.addLast("handler", new ClientHandler(networkSystem));
}

Example 64 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project Terasology by MovingBlocks.

the class InfoRequestPipelineFactory method initChannel.

@Override
protected void initChannel(Channel ch) throws Exception {
    JoinStatusImpl joinStatus = new JoinStatusImpl();
    ChannelPipeline p = ch.pipeline();
    p.addLast(MetricRecordingHandler.NAME, new MetricRecordingHandler());
    p.addLast("inflateDecoder", new Lz4FrameDecoder());
    p.addLast("lengthFrameDecoder", new LengthFieldBasedFrameDecoder(8388608, 0, 3, 0, 3));
    p.addLast("protobufDecoder", new ProtobufDecoder(NetData.NetMessage.getDefaultInstance()));
    p.addLast("deflateEncoder", new Lz4FrameEncoder(true));
    p.addLast("frameLengthEncoder", new LengthFieldPrepender(3));
    p.addLast("protobufEncoder", new ProtobufEncoder());
    p.addLast("authenticationHandler", new ClientHandshakeHandler(joinStatus));
    p.addLast("connectionHandler", new ServerInfoRequestHandler());
}

Example 65 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project Terasology by MovingBlocks.

the class TerasologyServerPipelineFactory method initChannel.

@Override
protected void initChannel(Channel ch) throws Exception {
    ChannelPipeline p = ch.pipeline();
    p.addLast(MetricRecordingHandler.NAME, new MetricRecordingHandler());
    p.addLast("inflateDecoder", new Lz4FrameDecoder());
    p.addLast("lengthFrameDecoder", new LengthFieldBasedFrameDecoder(8388608, 0, 3, 0, 3));
    p.addLast("protobufDecoder", new ProtobufDecoder(NetData.NetMessage.getDefaultInstance()));
    p.addLast("deflateEncoder", new Lz4FrameEncoder(true));
    p.addLast("frameLengthEncoder", new LengthFieldPrepender(3));
    p.addLast("protobufEncoder", new ProtobufEncoder());
    p.addLast("authenticationHandler", new ServerHandshakeHandler());
    p.addLast("connectionHandler", new ServerConnectionHandler(networkSystem));
    p.addLast("handler", new ServerHandler(networkSystem));
}