Examples with Http2Connection io.netty.handler.codec.http2.Http2Connection used on opensource projects

Example 1 with Http2Connection

use of io.netty.handler.codec.http2.Http2Connection in project vert.x by eclipse.

the class Http2ClientConnection method createStream.

synchronized HttpClientStream createStream() throws Http2Exception {
    Http2Connection conn = handler.connection();
    Http2Stream stream = conn.local().createStream(conn.local().incrementAndGetNextStreamId(), false);
    boolean writable = handler.encoder().flowController().isWritable(stream);
    Http2ClientStream clientStream = new Http2ClientStream(this, stream, writable);
    streams.put(clientStream.stream.id(), clientStream);
    return clientStream;
}

Example 2 with Http2Connection

use of io.netty.handler.codec.http2.Http2Connection 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 3 with Http2Connection

use of io.netty.handler.codec.http2.Http2Connection 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 4 with Http2Connection

use of io.netty.handler.codec.http2.Http2Connection in project netty by netty.

the class Http2FrameCodecTest method flowControlShouldBeResilientToMissingStreams.

@Test
public void flowControlShouldBeResilientToMissingStreams() throws Http2Exception {
    Http2Connection conn = new DefaultHttp2Connection(true);
    Http2ConnectionEncoder enc = new DefaultHttp2ConnectionEncoder(conn, new DefaultHttp2FrameWriter());
    Http2ConnectionDecoder dec = new DefaultHttp2ConnectionDecoder(conn, enc, new DefaultHttp2FrameReader());
    Http2FrameCodec codec = new Http2FrameCodec(enc, dec, new Http2Settings(), false);
    EmbeddedChannel em = new EmbeddedChannel(codec);
    // We call #consumeBytes on a stream id which has not been seen yet to emulate the case
    // where a stream is deregistered which in reality can happen in response to a RST.
    assertFalse(codec.consumeBytes(1, 1));
    assertTrue(em.finishAndReleaseAll());
}

Example 5 with Http2Connection

use of io.netty.handler.codec.http2.Http2Connection in project netty by netty.

the class Http2ConnectionHandler method goAway.

@Override
public ChannelFuture goAway(final ChannelHandlerContext ctx, final int lastStreamId, final long errorCode, final ByteBuf debugData, ChannelPromise promise) {
    promise = promise.unvoid();
    final Http2Connection connection = connection();
    try {
        if (!connection.goAwaySent(lastStreamId, errorCode, debugData)) {
            debugData.release();
            promise.trySuccess();
            return promise;
        }
    } catch (Throwable cause) {
        debugData.release();
        promise.tryFailure(cause);
        return promise;
    }
    // Need to retain before we write the buffer because if we do it after the refCnt could already be 0 and
    // result in an IllegalRefCountException.
    debugData.retain();
    ChannelFuture future = frameWriter().writeGoAway(ctx, lastStreamId, errorCode, debugData, promise);
    if (future.isDone()) {
        processGoAwayWriteResult(ctx, lastStreamId, errorCode, debugData, future);
    } else {
        future.addListener(new ChannelFutureListener() {

            @Override
            public void operationComplete(ChannelFuture future) throws Exception {
                processGoAwayWriteResult(ctx, lastStreamId, errorCode, debugData, future);
            }
        });
    }
    return future;
}