Examples with CommandEncoder io.pravega.shared.protocol.netty.CommandEncoder used on opensource projects

Example 1 with CommandEncoder

use of io.pravega.shared.protocol.netty.CommandEncoder in project pravega by pravega.

the class ConnectionFactoryImpl method establishConnection.

@Override
public CompletableFuture<ClientConnection> establishConnection(PravegaNodeUri location, ReplyProcessor rp) {
    Preconditions.checkNotNull(location);
    Exceptions.checkNotClosed(closed.get(), this);
    final SslContext sslCtx;
    if (clientConfig.isEnableTls()) {
        try {
            SslContextBuilder sslCtxFactory = SslContextBuilder.forClient();
            if (Strings.isNullOrEmpty(clientConfig.getTrustStore())) {
                sslCtxFactory = sslCtxFactory.trustManager(FingerprintTrustManagerFactory.getInstance(FingerprintTrustManagerFactory.getDefaultAlgorithm()));
            } else {
                sslCtxFactory = SslContextBuilder.forClient().trustManager(new File(clientConfig.getTrustStore()));
            }
            sslCtx = sslCtxFactory.build();
        } catch (SSLException | NoSuchAlgorithmException e) {
            throw new RuntimeException(e);
        }
    } else {
        sslCtx = null;
    }
    AppendBatchSizeTracker batchSizeTracker = new AppendBatchSizeTrackerImpl();
    ClientConnectionInboundHandler handler = new ClientConnectionInboundHandler(location.getEndpoint(), rp, batchSizeTracker);
    Bootstrap b = new Bootstrap();
    b.group(group).channel(nio ? NioSocketChannel.class : EpollSocketChannel.class).option(ChannelOption.TCP_NODELAY, true).handler(new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline p = ch.pipeline();
            if (sslCtx != null) {
                SslHandler sslHandler = sslCtx.newHandler(ch.alloc(), location.getEndpoint(), location.getPort());
                if (clientConfig.isValidateHostName()) {
                    SSLEngine sslEngine = sslHandler.engine();
                    SSLParameters sslParameters = sslEngine.getSSLParameters();
                    sslParameters.setEndpointIdentificationAlgorithm("HTTPS");
                    sslEngine.setSSLParameters(sslParameters);
                }
                p.addLast(sslHandler);
            }
            // p.addLast(new LoggingHandler(LogLevel.INFO));
            p.addLast(new ExceptionLoggingHandler(location.getEndpoint()), new CommandEncoder(batchSizeTracker), new LengthFieldBasedFrameDecoder(WireCommands.MAX_WIRECOMMAND_SIZE, 4, 4), new CommandDecoder(), handler);
        }
    });
    // Start the client.
    CompletableFuture<ClientConnection> connectionComplete = new CompletableFuture<>();
    try {
        b.connect(location.getEndpoint(), location.getPort()).addListener(new ChannelFutureListener() {

            @Override
            public void operationComplete(ChannelFuture future) {
                if (future.isSuccess()) {
                    // since ChannelFuture is complete future.channel() is not a blocking call.
                    Channel ch = future.channel();
                    log.debug("Connect operation completed for channel:{}, local address:{}, remote address:{}", ch.id(), ch.localAddress(), ch.remoteAddress());
                    // Once a channel is closed the channel group implementation removes it.
                    allChannels.add(ch);
                    connectionComplete.complete(handler);
                } else {
                    connectionComplete.completeExceptionally(new ConnectionFailedException(future.cause()));
                }
            }
        });
    } catch (Exception e) {
        connectionComplete.completeExceptionally(new ConnectionFailedException(e));
    }
    // check if channel is registered.
    CompletableFuture<Void> channelRegisteredFuture = new CompletableFuture<>();
    handler.completeWhenRegistered(channelRegisteredFuture);
    return connectionComplete.thenCombine(channelRegisteredFuture, (clientConnection, v) -> clientConnection);
}

Example 2 with CommandEncoder

use of io.pravega.shared.protocol.netty.CommandEncoder in project pravega by pravega.

the class AppendTest method createChannel.

static EmbeddedChannel createChannel(StreamSegmentStore store) {
    ServerConnectionInboundHandler lsh = new ServerConnectionInboundHandler();
    EmbeddedChannel channel = new EmbeddedChannel(new ExceptionLoggingHandler(""), new CommandEncoder(null), new LengthFieldBasedFrameDecoder(MAX_WIRECOMMAND_SIZE, 4, 4), new CommandDecoder(), new AppendDecoder(), lsh);
    lsh.setRequestProcessor(new AppendProcessor(store, lsh, new PravegaRequestProcessor(store, lsh), null));
    return channel;
}

Example 3 with CommandEncoder

use of io.pravega.shared.protocol.netty.CommandEncoder in project pravega by pravega.

the class PravegaConnectionListener method startListening.

// endregion
public void startListening() {
    // Configure SSL.
    final SslContext sslCtx;
    if (ssl) {
        try {
            sslCtx = SslContextBuilder.forServer(new File(this.certFile), new File(this.keyFile)).build();
        } catch (SSLException e) {
            throw new RuntimeException(e);
        }
    } else {
        sslCtx = null;
    }
    boolean nio = false;
    try {
        bossGroup = new EpollEventLoopGroup(1);
        workerGroup = new EpollEventLoopGroup();
    } catch (ExceptionInInitializerError | UnsatisfiedLinkError | NoClassDefFoundError e) {
        nio = true;
        bossGroup = new NioEventLoopGroup(1);
        workerGroup = new NioEventLoopGroup();
    }
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(nio ? NioServerSocketChannel.class : EpollServerSocketChannel.class).option(ChannelOption.SO_BACKLOG, 100).handler(new LoggingHandler(LogLevel.INFO)).childHandler(new ChannelInitializer<SocketChannel>() {

        @Override
        public void initChannel(SocketChannel ch) throws Exception {
            ChannelPipeline p = ch.pipeline();
            if (sslCtx != null) {
                SslHandler handler = sslCtx.newHandler(ch.alloc());
                p.addLast(handler);
            }
            ServerConnectionInboundHandler lsh = new ServerConnectionInboundHandler();
            // p.addLast(new LoggingHandler(LogLevel.INFO));
            p.addLast(new ExceptionLoggingHandler(ch.remoteAddress().toString()), new CommandEncoder(null), new LengthFieldBasedFrameDecoder(MAX_WIRECOMMAND_SIZE, 4, 4), new CommandDecoder(), new AppendDecoder(), lsh);
            lsh.setRequestProcessor(new AppendProcessor(store, lsh, new PravegaRequestProcessor(store, lsh, statsRecorder, tokenVerifier), statsRecorder, tokenVerifier));
        }
    });
    // Start the server.
    serverChannel = b.bind(host, port).awaitUninterruptibly().channel();
}