Examples with DefaultHttp2ConnectionEncoder io.netty.handler.codec.http2.DefaultHttp2ConnectionEncoder used on opensource projects

Example 1 with DefaultHttp2ConnectionEncoder

use of io.netty.handler.codec.http2.DefaultHttp2ConnectionEncoder in project netty by netty.

the class Http2FrameWriterBenchmark method boostrapEnvWithTransport.

private static Environment boostrapEnvWithTransport(final EnvironmentType environmentType) {
    final EnvironmentParameters params = environmentType.params();
    ServerBootstrap sb = new ServerBootstrap();
    Bootstrap cb = new Bootstrap();
    final TransportEnvironment environment = new TransportEnvironment(cb, sb);
    EventLoopGroup serverEventLoopGroup = params.newEventLoopGroup();
    sb.group(serverEventLoopGroup, serverEventLoopGroup);
    sb.channel(params.serverChannelClass());
    sb.option(ChannelOption.ALLOCATOR, params.serverAllocator());
    sb.childOption(ChannelOption.ALLOCATOR, params.serverAllocator());
    sb.childHandler(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel ch) throws Exception {
        }
    });
    cb.group(params.newEventLoopGroup());
    cb.channel(params.clientChannelClass());
    cb.option(ChannelOption.ALLOCATOR, params.clientAllocator());
    final CountDownLatch latch = new CountDownLatch(1);
    cb.handler(new ChannelInitializer<Channel>() {

        @Override
        protected void initChannel(Channel ch) throws Exception {
            ChannelPipeline p = ch.pipeline();
            Http2Connection connection = new DefaultHttp2Connection(false);
            Http2RemoteFlowController remoteFlowController = params.remoteFlowController();
            if (remoteFlowController != null) {
                connection.remote().flowController(params.remoteFlowController());
            }
            Http2LocalFlowController localFlowController = params.localFlowController();
            if (localFlowController != null) {
                connection.local().flowController(localFlowController);
            }
            environment.writer(new DefaultHttp2FrameWriter());
            Http2ConnectionEncoder encoder = new DefaultHttp2ConnectionEncoder(connection, environment.writer());
            Http2ConnectionDecoder decoder = new DefaultHttp2ConnectionDecoder(connection, encoder, new DefaultHttp2FrameReader());
            Http2ConnectionHandler connectionHandler = new Http2ConnectionHandlerBuilder().encoderEnforceMaxConcurrentStreams(false).frameListener(new Http2FrameAdapter()).codec(decoder, encoder).build();
            p.addLast(connectionHandler);
            environment.context(p.lastContext());
            // Must wait for context to be set.
            latch.countDown();
        }
    });
    environment.serverChannel(sb.bind(params.address()));
    params.address(environment.serverChannel().localAddress());
    environment.clientChannel(cb.connect(params.address()));
    try {
        if (!latch.await(5, SECONDS)) {
            throw new RuntimeException("Channel did not initialize in time");
        }
    } catch (InterruptedException ie) {
        throw new RuntimeException(ie);
    }
    return environment;
}

Example 2 with DefaultHttp2ConnectionEncoder

use of io.netty.handler.codec.http2.DefaultHttp2ConnectionEncoder in project netty by netty.

the class Http2FrameWriterBenchmark method boostrapEmbeddedEnv.

private static Environment boostrapEmbeddedEnv(final EnvironmentType environmentType) {
    final ByteBufAllocator alloc = environmentType.params().clientAllocator();
    final EmbeddedEnvironment env = new EmbeddedEnvironment(new DefaultHttp2FrameWriter());
    final Http2Connection connection = new DefaultHttp2Connection(false);
    Http2ConnectionEncoder encoder = new DefaultHttp2ConnectionEncoder(connection, env.writer());
    Http2ConnectionDecoder decoder = new DefaultHttp2ConnectionDecoder(connection, encoder, new DefaultHttp2FrameReader());
    Http2ConnectionHandler connectionHandler = new Http2ConnectionHandlerBuilder().encoderEnforceMaxConcurrentStreams(false).frameListener(new Http2FrameAdapter()).codec(decoder, encoder).build();
    env.context(new EmbeddedChannelWriteReleaseHandlerContext(alloc, connectionHandler) {

        @Override
        protected void handleException(Throwable t) {
            handleUnexpectedException(t);
        }
    });
    return env;
}

Example 3 with DefaultHttp2ConnectionEncoder

use of io.netty.handler.codec.http2.DefaultHttp2ConnectionEncoder in project netty by netty.

the class DefaultHttp2ConnectionEncoderTest method setup.

@Before
public void setup() throws Exception {
    MockitoAnnotations.initMocks(this);
    when(channel.isActive()).thenReturn(true);
    when(channel.pipeline()).thenReturn(pipeline);
    when(writer.configuration()).thenReturn(writerConfig);
    when(writerConfig.frameSizePolicy()).thenReturn(frameSizePolicy);
    when(frameSizePolicy.maxFrameSize()).thenReturn(64);
    doAnswer(new Answer<ChannelFuture>() {

        @Override
        public ChannelFuture answer(InvocationOnMock in) throws Throwable {
            return ((ChannelPromise) in.getArguments()[2]).setSuccess();
        }
    }).when(writer).writeSettings(eq(ctx), any(Http2Settings.class), any(ChannelPromise.class));
    doAnswer(new Answer<ChannelFuture>() {

        @Override
        public ChannelFuture answer(InvocationOnMock in) throws Throwable {
            ((ByteBuf) in.getArguments()[3]).release();
            return ((ChannelPromise) in.getArguments()[4]).setSuccess();
        }
    }).when(writer).writeGoAway(eq(ctx), anyInt(), anyInt(), any(ByteBuf.class), any(ChannelPromise.class));
    writtenData = new ArrayList<String>();
    writtenPadding = new ArrayList<Integer>();
    when(writer.writeData(eq(ctx), anyInt(), any(ByteBuf.class), anyInt(), anyBoolean(), any(ChannelPromise.class))).then(new Answer<ChannelFuture>() {

        @Override
        public ChannelFuture answer(InvocationOnMock in) throws Throwable {
            // Make sure we only receive stream closure on the last frame and that void promises
            // are used for all writes except the last one.
            ChannelPromise promise = (ChannelPromise) in.getArguments()[5];
            if (streamClosed) {
                fail("Stream already closed");
            } else {
                streamClosed = (Boolean) in.getArguments()[4];
            }
            writtenPadding.add((Integer) in.getArguments()[3]);
            ByteBuf data = (ByteBuf) in.getArguments()[2];
            writtenData.add(data.toString(UTF_8));
            // Release the buffer just as DefaultHttp2FrameWriter does
            data.release();
            // Let the promise succeed to trigger listeners.
            return promise.setSuccess();
        }
    });
    when(writer.writeHeaders(eq(ctx), anyInt(), any(Http2Headers.class), anyInt(), anyShort(), anyBoolean(), anyInt(), anyBoolean(), any(ChannelPromise.class))).then(new Answer<ChannelFuture>() {

        @Override
        public ChannelFuture answer(InvocationOnMock invocationOnMock) throws Throwable {
            ChannelPromise promise = (ChannelPromise) invocationOnMock.getArguments()[8];
            if (streamClosed) {
                fail("Stream already closed");
            } else {
                streamClosed = (Boolean) invocationOnMock.getArguments()[5];
            }
            return promise.setSuccess();
        }
    });
    payloadCaptor = ArgumentCaptor.forClass(Http2RemoteFlowController.FlowControlled.class);
    doNothing().when(remoteFlow).addFlowControlled(any(Http2Stream.class), payloadCaptor.capture());
    when(ctx.alloc()).thenReturn(UnpooledByteBufAllocator.DEFAULT);
    when(ctx.channel()).thenReturn(channel);
    doAnswer(new Answer<ChannelPromise>() {

        @Override
        public ChannelPromise answer(InvocationOnMock in) throws Throwable {
            return newPromise();
        }
    }).when(ctx).newPromise();
    doAnswer(new Answer<ChannelFuture>() {

        @Override
        public ChannelFuture answer(InvocationOnMock in) throws Throwable {
            return newSucceededFuture();
        }
    }).when(ctx).newSucceededFuture();
    when(ctx.flush()).thenThrow(new AssertionFailedError("forbidden"));
    when(channel.alloc()).thenReturn(PooledByteBufAllocator.DEFAULT);
    // Use a server-side connection so we can test server push.
    connection = new DefaultHttp2Connection(true);
    connection.remote().flowController(remoteFlow);
    encoder = new DefaultHttp2ConnectionEncoder(connection, writer);
    encoder.lifecycleManager(lifecycleManager);
}

Example 4 with DefaultHttp2ConnectionEncoder

use of io.netty.handler.codec.http2.DefaultHttp2ConnectionEncoder 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);
}

Example 5 with DefaultHttp2ConnectionEncoder

use of io.netty.handler.codec.http2.DefaultHttp2ConnectionEncoder in project grpc-java by grpc.

the class NettyClientHandler method newHandler.

@VisibleForTesting
static NettyClientHandler newHandler(Http2Connection connection, Http2FrameReader frameReader, Http2FrameWriter frameWriter, ClientTransportLifecycleManager lifecycleManager, KeepAliveManager keepAliveManager, int flowControlWindow, int maxHeaderListSize, Ticker ticker) {
    Preconditions.checkNotNull(connection, "connection");
    Preconditions.checkNotNull(frameReader, "frameReader");
    Preconditions.checkNotNull(lifecycleManager, "lifecycleManager");
    Preconditions.checkArgument(flowControlWindow > 0, "flowControlWindow must be positive");
    Preconditions.checkArgument(maxHeaderListSize > 0, "maxHeaderListSize must be positive");
    Preconditions.checkNotNull(ticker, "ticker");
    Http2FrameLogger frameLogger = new Http2FrameLogger(LogLevel.DEBUG, NettyClientHandler.class);
    frameReader = new Http2InboundFrameLogger(frameReader, frameLogger);
    frameWriter = new Http2OutboundFrameLogger(frameWriter, frameLogger);
    StreamBufferingEncoder encoder = new StreamBufferingEncoder(new DefaultHttp2ConnectionEncoder(connection, frameWriter));
    // Create the local flow controller configured to auto-refill the connection window.
    connection.local().flowController(new DefaultHttp2LocalFlowController(connection, DEFAULT_WINDOW_UPDATE_RATIO, true));
    // TODO(ejona): swap back to DefaultHttp2Connection with Netty-4.1.9
    Http2ConnectionDecoder decoder = new FixedHttp2ConnectionDecoder(connection, encoder, frameReader);
    Http2Settings settings = new Http2Settings();
    settings.pushEnabled(false);
    settings.initialWindowSize(flowControlWindow);
    settings.maxConcurrentStreams(0);
    settings.maxHeaderListSize(maxHeaderListSize);
    return new NettyClientHandler(decoder, encoder, settings, lifecycleManager, keepAliveManager, ticker);
}