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

Example 71 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project ambry by linkedin.

the class FrontendNettyChannelInitializer method initChannel.

@Override
protected void initChannel(SocketChannel ch) throws Exception {
    // If channel handler implementations are not annotated with @Sharable, Netty creates a new instance of every class
    // in the pipeline for every connection.
    // i.e. if there are a 1000 active connections there will be a 1000 NettyMessageProcessor instances.
    ChannelPipeline pipeline = ch.pipeline();
    // connection stats handler to track connection related metrics
    pipeline.addLast("connectionStatsHandler", connectionStatsHandler);
    // if SSL is enabled, add an SslHandler before the HTTP codec
    if (sslFactory != null) {
        InetSocketAddress peerAddress = ch.remoteAddress();
        String peerHost = peerAddress.getHostName();
        int peerPort = peerAddress.getPort();
        SslHandler sslHandler = new SslHandler(sslFactory.createSSLEngine(peerHost, peerPort, SSLFactory.Mode.SERVER));
        pipeline.addLast("sslHandler", sslHandler);
    }
    pipeline.addLast("codec", new HttpServerCodec(nettyConfig.nettyServerMaxInitialLineLength, nettyConfig.nettyServerMaxHeaderSize, nettyConfig.nettyServerMaxChunkSize)).addLast("healthCheckHandler", new HealthCheckHandler(restServerState, nettyMetrics)).addLast("publicAccessLogHandler", new PublicAccessLogHandler(publicAccessLogger, nettyMetrics)).addLast("idleStateHandler", new IdleStateHandler(0, 0, nettyConfig.nettyServerIdleTimeSeconds)).addLast("chunker", new ChunkedWriteHandler());
    if (addedChannelHandlers != null) {
        pipeline.addLast(addedChannelHandlers.toArray(new ChannelHandler[0]));
    }
    // custom processing class that interfaces with a RestRequestService.
    pipeline.addLast("processor", new NettyMessageProcessor(nettyMetrics, nettyConfig, performanceConfig, requestHandler));
}

Example 72 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project java by wavefrontHQ.

the class ProxyUtil method createInitializer.

/**
 * Create a {@link ChannelInitializer} with multiple dynamically created
 * {@link ChannelHandler} objects.
 *
 * @param channelHandlerSuppliers Suppliers of ChannelHandlers.
 * @param port                    port number.
 * @param idleTimeout             idle timeout in seconds.
 * @param sslContext              SSL context.
 * @return channel initializer
 */
static ChannelInitializer<SocketChannel> createInitializer(Iterable<Supplier<ChannelHandler>> channelHandlerSuppliers, int port, int idleTimeout, @Nullable SslContext sslContext) {
    String strPort = String.valueOf(port);
    ChannelHandler idleStateEventHandler = new IdleStateEventHandler(Metrics.newCounter(new TaggedMetricName("listeners", "connections.idle.closed", "port", strPort)));
    ChannelHandler connectionTracker = new ConnectionTrackingHandler(Metrics.newCounter(new TaggedMetricName("listeners", "connections.accepted", "port", strPort)), Metrics.newCounter(new TaggedMetricName("listeners", "connections.active", "port", strPort)));
    if (sslContext != null) {
        logger.info("TLS enabled on port: " + port);
    }
    return new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) {
            ChannelPipeline pipeline = ch.pipeline();
            if (sslContext != null) {
                pipeline.addLast(sslContext.newHandler(ch.alloc()));
            }
            pipeline.addFirst("idlehandler", new IdleStateHandler(idleTimeout, 0, 0));
            pipeline.addLast("idlestateeventhandler", idleStateEventHandler);
            pipeline.addLast("connectiontracker", connectionTracker);
            channelHandlerSuppliers.forEach(x -> pipeline.addLast(x.get()));
        }
    };
}

Example 73 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project BRFS by zhangnianli.

the class FileChannelInitializer method initChannel.

@Override
protected void initChannel(SocketChannel ch) throws Exception {
    ChannelPipeline pipeline = ch.pipeline();
    // pipeline.addLast(new JsonBytesDecoder(true));
    // pipeline.addLast(new ReadObjectDecoder());
    pipeline.addLast(new LineBasedFrameDecoder(1024 * 16));
    pipeline.addLast(new ReadObjectStringDecoder());
    pipeline.addLast(new ChunkedWriteHandler());
    pipeline.addLast(fileReadHandler);
}

Example 74 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project BRFS by zhangnianli.

the class NettyChannelInitializer method initChannel.

@Override
protected void initChannel(SocketChannel ch) throws Exception {
    ChannelPipeline pipeline = ch.pipeline();
    // server端发送的是httpResponse，所以要使用HttpResponseEncoder进行编码
    pipeline.addLast(new HttpResponseEncoder());
    // server端接收到的是httpRequest，所以要使用HttpRequestDecoder进行解码
    pipeline.addLast(new HttpRequestDecoder());
    pipeline.addLast(new HttpObjectAggregator(maxHttpContentLength));
    pipeline.addLast(new ChunkedWriteHandler());
    if (authenticationHandler != null) {
        pipeline.addLast(authenticationHandler);
    }
    pipeline.addLast(contextHandler);
}

Example 75 with ChannelPipeline

use of org.apache.flink.shaded.netty4.io.netty.channel.ChannelPipeline in project BRFS by zhangnianli.

the class MessageChannelInitializer method initChannel.

@Override
protected void initChannel(SocketChannel ch) throws Exception {
    ChannelPipeline pipeline = ch.pipeline();
    pipeline.addLast(new IdleStateHandler(DEFAULT_READ_IDLE_TIMEOUT_SECONDS, 0, 0));
    pipeline.addLast(new MessageResponseEncoder());
    pipeline.addLast(new MessageProtocolDecoder());
    pipeline.addLast(messageDispatcher);
}