Examples with Http2ConnectionEncoder io.netty.handler.codec.http2.Http2ConnectionEncoder used on opensource projects

Example 31 with Http2ConnectionEncoder

use of io.netty.handler.codec.http2.Http2ConnectionEncoder in project vert.x by eclipse.

the class Http2ServerTest method testClientSendGoAwayNoError.

@Test
public void testClientSendGoAwayNoError() throws Exception {
    Future<Void> abc = Future.future();
    Context ctx = vertx.getOrCreateContext();
    Handler<HttpServerRequest> requestHandler = req -> {
        HttpConnection conn = req.connection();
        AtomicInteger numShutdown = new AtomicInteger();
        AtomicBoolean completed = new AtomicBoolean();
        conn.shutdownHandler(v -> {
            assertOnIOContext(ctx);
            numShutdown.getAndIncrement();
            vertx.setTimer(100, timerID -> {
                completed.set(true);
                testComplete();
            });
        });
        conn.goAwayHandler(ga -> {
            assertOnIOContext(ctx);
            assertEquals(0, numShutdown.get());
            req.response().end();
        });
        conn.closeHandler(v -> {
            assertTrue(completed.get());
        });
        abc.complete();
    };
    server.requestHandler(requestHandler);
    startServer(ctx);
    TestClient client = new TestClient();
    ChannelFuture fut = client.connect(DEFAULT_HTTPS_PORT, DEFAULT_HTTPS_HOST, request -> {
        Http2ConnectionEncoder encoder = request.encoder;
        int id = request.nextStreamId();
        encoder.writeHeaders(request.context, id, GET("/"), 0, true, request.context.newPromise());
        request.context.flush();
        abc.setHandler(ar -> {
            encoder.writeGoAway(request.context, id, 0, Unpooled.EMPTY_BUFFER, request.context.newPromise());
            request.context.flush();
        });
    });
    fut.sync();
    await();
}

Example 32 with Http2ConnectionEncoder

use of io.netty.handler.codec.http2.Http2ConnectionEncoder in project vert.x by eclipse.

the class Http2ClientTest method createH2Server.

private ServerBootstrap createH2Server(BiFunction<Http2ConnectionDecoder, Http2ConnectionEncoder, Http2FrameListener> handler) {
    ServerBootstrap bootstrap = new ServerBootstrap();
    bootstrap.channel(NioServerSocketChannel.class);
    NioEventLoopGroup eventLoopGroup = new NioEventLoopGroup();
    eventLoopGroups.add(eventLoopGroup);
    bootstrap.group(eventLoopGroup);
    bootstrap.childHandler(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel ch) throws Exception {
            SSLHelper sslHelper = new SSLHelper(serverOptions, Cert.SERVER_JKS.get(), null);
            SslHandler sslHandler = sslHelper.setApplicationProtocols(Arrays.asList(HttpVersion.HTTP_2, HttpVersion.HTTP_1_1)).createSslHandler((VertxInternal) vertx, DEFAULT_HTTPS_HOST, DEFAULT_HTTPS_PORT);
            ch.pipeline().addLast(sslHandler);
            ch.pipeline().addLast(new ApplicationProtocolNegotiationHandler("whatever") {

                @Override
                protected void configurePipeline(ChannelHandlerContext ctx, String protocol) {
                    if (ApplicationProtocolNames.HTTP_2.equals(protocol)) {
                        ChannelPipeline p = ctx.pipeline();
                        Http2ConnectionHandler clientHandler = createHttpConnectionHandler(handler);
                        p.addLast("handler", clientHandler);
                        return;
                    }
                    ctx.close();
                    throw new IllegalStateException("unknown protocol: " + protocol);
                }
            });
        }
    });
    return bootstrap;
}

Example 33 with Http2ConnectionEncoder

use of io.netty.handler.codec.http2.Http2ConnectionEncoder in project rest.li by linkedin.

the class Http2StreamCodecBuilder method build.

@Override
public Http2StreamCodec build() {
    ObjectUtil.checkNotNull(_connection, "connection");
    ObjectUtil.checkPositive(_maxHeaderSize, "maxHeaderSize");
    Http2HeadersDecoder headerDecoder = new DefaultHttp2HeadersDecoder(_maxHeaderSize, Http2CodecUtil.DEFAULT_HEADER_TABLE_SIZE, isValidateHeaders(), INITIAL_HUFFMAN_DECODE_CAPACITY);
    Http2FrameReader reader = new DefaultHttp2FrameReader(headerDecoder);
    Http2FrameWriter writer = new DefaultHttp2FrameWriter(headerSensitivityDetector());
    if (frameLogger() != null) {
        reader = new Http2InboundFrameLogger(reader, frameLogger());
        writer = new Http2OutboundFrameLogger(writer, frameLogger());
    }
    Http2ConnectionEncoder encoder = new DefaultHttp2ConnectionEncoder(_connection, writer);
    boolean encoderEnforceMaxConcurrentStreams = encoderEnforceMaxConcurrentStreams();
    if (encoderEnforceMaxConcurrentStreams) {
        if (_connection.isServer()) {
            encoder.close();
            reader.close();
            throw new IllegalArgumentException("encoderEnforceMaxConcurrentStreams: " + encoderEnforceMaxConcurrentStreams + " not supported for server");
        }
        encoder = new StreamBufferingEncoder(encoder);
    }
    Http2ConnectionDecoder decoder = new DefaultHttp2ConnectionDecoder(_connection, encoder, reader);
    super.codec(decoder, encoder);
    return super.build();
}

Example 34 with Http2ConnectionEncoder

use of io.netty.handler.codec.http2.Http2ConnectionEncoder in project rest.li by linkedin.

the class Http2StreamCodec method write.

@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
    if (!(msg instanceof RequestWithCallback)) {
        ctx.write(msg, promise);
        return;
    }
    Request request = ((RequestWithCallback) msg).request();
    Http2ConnectionEncoder encoder = encoder();
    int streamId = connection().local().incrementAndGetNextStreamId();
    if (request instanceof StreamRequest) {
        LOG.debug("Writing StreamRequest...");
        StreamRequest streamRequest = (StreamRequest) request;
        Http2Headers http2Headers = NettyRequestAdapter.toHttp2Headers(streamRequest);
        BufferedReader reader = new BufferedReader(ctx, encoder, streamId, ((RequestWithCallback) msg).handle());
        streamRequest.getEntityStream().setReader(reader);
        encoder.writeHeaders(ctx, streamId, http2Headers, NO_PADDING, NOT_END_STREAM, promise).addListener(future -> reader.request());
        LOG.debug("Sent HTTP/2 HEADERS frame, stream={}, end={}, headers={}, padding={}bytes", new Object[] { streamId, NOT_END_STREAM, http2Headers.size(), NO_PADDING });
    } else if (request instanceof RestRequest) {
        LOG.debug("Writing RestRequest...");
        PromiseCombiner promiseCombiner = new PromiseCombiner();
        ChannelPromise headersPromise = ctx.channel().newPromise();
        ChannelPromise dataPromise = ctx.channel().newPromise();
        promiseCombiner.add(headersPromise);
        promiseCombiner.add(dataPromise);
        promiseCombiner.finish(promise);
        RestRequest restRequest = (RestRequest) request;
        Http2Headers headers = NettyRequestAdapter.toHttp2Headers(restRequest);
        encoder.writeHeaders(ctx, streamId, headers, NO_PADDING, NOT_END_STREAM, headersPromise);
        LOG.debug("Sent HTTP/2 HEADERS frame, stream={}, end={}, headers={}, padding={}bytes", new Object[] { streamId, NOT_END_STREAM, headers.size(), NO_PADDING });
        ByteBuf data = Unpooled.wrappedBuffer(restRequest.getEntity().asByteBuffer());
        encoder.writeData(ctx, streamId, data, NO_PADDING, END_STREAM, dataPromise);
        LOG.debug("Sent HTTP/2 DATA frame, stream={}, end={}, data={}bytes, padding={}bytes", new Object[] { streamId, END_STREAM, data.readableBytes(), NO_PADDING });
    } else {
        // Request type is not supported. Returns channel back to the pool and throws exception.
        ctx.fireChannelRead(((RequestWithCallback) msg).handle());
        throw new IllegalArgumentException("Request is neither StreamRequest or RestRequest");
    }
    // Sets TransportCallback as a stream property to be retrieved later
    TransportCallback<?> callback = ((RequestWithCallback) msg).callback();
    Http2Connection.PropertyKey callbackKey = ctx.channel().attr(Http2ClientPipelineInitializer.CALLBACK_ATTR_KEY).get();
    connection().stream(streamId).setProperty(callbackKey, callback);
    // Sets AsyncPoolHandle as a stream property to be retrieved later
    AsyncPoolHandle<?> handle = ((RequestWithCallback) msg).handle();
    Http2Connection.PropertyKey handleKey = ctx.channel().attr(Http2ClientPipelineInitializer.CHANNEL_POOL_HANDLE_ATTR_KEY).get();
    connection().stream(streamId).setProperty(handleKey, handle);
}

Example 35 with Http2ConnectionEncoder

use of io.netty.handler.codec.http2.Http2ConnectionEncoder in project grpc-java by grpc.

the class NettyServerHandler method newHandler.

@VisibleForTesting
static NettyServerHandler newHandler(Http2FrameReader frameReader, Http2FrameWriter frameWriter, ServerTransportListener transportListener, int maxStreams, int flowControlWindow, int maxHeaderListSize, int maxMessageSize) {
    Preconditions.checkArgument(maxStreams > 0, "maxStreams must be positive");
    Preconditions.checkArgument(flowControlWindow > 0, "flowControlWindow must be positive");
    Preconditions.checkArgument(maxHeaderListSize > 0, "maxHeaderListSize must be positive");
    Preconditions.checkArgument(maxMessageSize > 0, "maxMessageSize must be positive");
    Http2Connection connection = new DefaultHttp2Connection(true);
    // Create the local flow controller configured to auto-refill the connection window.
    connection.local().flowController(new DefaultHttp2LocalFlowController(connection, DEFAULT_WINDOW_UPDATE_RATIO, true));
    Http2ConnectionEncoder encoder = new DefaultHttp2ConnectionEncoder(connection, frameWriter);
    // TODO(ejona): swap back to DefaultHttp2Connection with Netty-4.1.9
    Http2ConnectionDecoder decoder = new FixedHttp2ConnectionDecoder(connection, encoder, frameReader);
    Http2Settings settings = new Http2Settings();
    settings.initialWindowSize(flowControlWindow);
    settings.maxConcurrentStreams(maxStreams);
    settings.maxHeaderListSize(maxHeaderListSize);
    return new NettyServerHandler(transportListener, decoder, encoder, settings, maxMessageSize);
}