public Http2FrameWriter(
PipeWriter outputPipeWriter,
BaseConnectionContext connectionContext,
Http2Connection http2Connection,
OutputFlowControl connectionOutputFlowControl,
ITimeoutControl timeoutControl,
MinDataRate?minResponseDataRate,
string connectionId,
MemoryPool <byte> memoryPool,
ServiceContext serviceContext)
{
// Allow appending more data to the PipeWriter when a flush is pending.
_outputWriter = new ConcurrentPipeWriter(outputPipeWriter, memoryPool, _writeLock);
_connectionContext = connectionContext;
_http2Connection = http2Connection;
_connectionOutputFlowControl = connectionOutputFlowControl;
_connectionId = connectionId;
_log = serviceContext.Log;
_timeoutControl = timeoutControl;
_minResponseDataRate = minResponseDataRate;
_flusher = new TimingPipeFlusher(timeoutControl, serviceContext.Log);
_flusher.Initialize(_outputWriter);
_outgoingFrame = new Http2Frame();
_headerEncodingBuffer = new byte[_maxFrameSize];
_scheduleInline = serviceContext.Scheduler == PipeScheduler.Inline;
_hpackEncoder = new DynamicHPackEncoder(serviceContext.ServerOptions.AllowResponseHeaderCompression);
}
public Http2OutputProducer(
int streamId,
Http2FrameWriter frameWriter,
StreamOutputFlowControl flowControl,
MemoryPool <byte> pool,
Http2Stream stream,
IKestrelTrace log)
{
_streamId = streamId;
_frameWriter = frameWriter;
_flowControl = flowControl;
_memoryPool = pool;
_stream = stream;
_log = log;
var pipe = CreateDataPipe(pool);
_pipeWriter = new ConcurrentPipeWriter(pipe.Writer, pool, _dataWriterLock);
_pipeReader = pipe.Reader;
// No need to pass in timeoutControl here, since no minDataRates are passed to the TimingPipeFlusher.
// The minimum output data rate is enforced at the connection level by Http2FrameWriter.
_flusher = new TimingPipeFlusher(_pipeWriter, timeoutControl: null, log);
_dataWriteProcessingTask = ProcessDataWrites();
}
public async Task IfFlushIsCalledAgainBeforeTheLastFlushCompletedItWaitsForTheLastCall()
{
var mockPipeWriter = new Mock <PipeWriter>();
var pipeWriterFlushTcsArray = new[] {
new TaskCompletionSource <FlushResult>(TaskCreationOptions.RunContinuationsAsynchronously),
new TaskCompletionSource <FlushResult>(TaskCreationOptions.RunContinuationsAsynchronously),
new TaskCompletionSource <FlushResult>(TaskCreationOptions.RunContinuationsAsynchronously),
};
var pipeWriterFlushCallCount = 0;
mockPipeWriter.Setup(p => p.FlushAsync(CancellationToken.None)).Returns(() =>
{
return(new ValueTask <FlushResult>(pipeWriterFlushTcsArray[pipeWriterFlushCallCount++].Task));
});
var timingPipeFlusher = new TimingPipeFlusher(mockPipeWriter.Object, null, null);
var flushTask0 = timingPipeFlusher.FlushAsync();
var flushTask1 = timingPipeFlusher.FlushAsync();
var flushTask2 = timingPipeFlusher.FlushAsync();
Assert.False(flushTask0.IsCompleted);
Assert.False(flushTask1.IsCompleted);
Assert.False(flushTask2.IsCompleted);
Assert.Equal(1, pipeWriterFlushCallCount);
pipeWriterFlushTcsArray[0].SetResult(default);
//private int _unflushedBytes;
public Http3FrameWriter(PipeWriter output, ConnectionContext connectionContext, ITimeoutControl timeoutControl, MinDataRate minResponseDataRate, string connectionId, MemoryPool <byte> memoryPool, IKestrelTrace log)
{
_outputWriter = output;
_connectionContext = connectionContext;
_timeoutControl = timeoutControl;
_minResponseDataRate = minResponseDataRate;
_memoryPool = memoryPool;
_log = log;
_outgoingFrame = new Http3RawFrame();
_flusher = new TimingPipeFlusher(_outputWriter, timeoutControl, log);
_headerEncodingBuffer = new byte[_maxFrameSize];
}
public Http2OutputProducer(
int streamId,
Http2FrameWriter frameWriter,
StreamOutputFlowControl flowControl,
ITimeoutControl timeoutControl,
MemoryPool <byte> pool)
{
_streamId = streamId;
_frameWriter = frameWriter;
_flowControl = flowControl;
_dataPipe = CreateDataPipe(pool);
_flusher = new TimingPipeFlusher(_dataPipe.Writer, timeoutControl);
_dataWriteProcessingTask = ProcessDataWrites();
}
public Http1OutputProducer(
PipeWriter pipeWriter,
string connectionId,
ConnectionContext connectionContext,
IKestrelTrace log,
ITimeoutControl timeoutControl,
IHttpMinResponseDataRateFeature minResponseDataRateFeature)
{
_pipeWriter = pipeWriter;
_connectionId = connectionId;
_connectionContext = connectionContext;
_log = log;
_minResponseDataRateFeature = minResponseDataRateFeature;
_flusher = new TimingPipeFlusher(pipeWriter, timeoutControl, log);
}
public Proto1OutputProducer(
PipeWriter pipeWriter,
string connectionId,
ConnectionContext connectionContext,
IKestrelTrace log,
ITimeoutControl timeoutControl,
IProtoMinResponseDataRateFeature minResponseDataRateFeature,
MemoryPool <byte> memoryPool)
{
_pipeWriter = pipeWriter;
_connectionId = connectionId;
_connectionContext = connectionContext;
_log = log;
_minResponseDataRateFeature = minResponseDataRateFeature;
_flusher = new TimingPipeFlusher(pipeWriter, timeoutControl, log);
_memoryPool = memoryPool;
}
public Proto2OutputProducer(
int streamId,
Proto2FrameWriter frameWriter,
StreamOutputFlowControl flowControl,
ITimeoutControl timeoutControl,
MemoryPool <byte> pool,
Proto2Stream stream,
IKestrelTrace log)
{
_streamId = streamId;
_frameWriter = frameWriter;
_flowControl = flowControl;
_stream = stream;
_dataPipe = CreateDataPipe(pool);
_flusher = new TimingPipeFlusher(_dataPipe.Writer, timeoutControl, log);
_dataWriteProcessingTask = ProcessDataWrites();
}
public Http2FrameWriter(
PipeWriter outputPipeWriter,
ConnectionContext connectionContext,
OutputFlowControl connectionOutputFlowControl,
ITimeoutControl timeoutControl,
string connectionId,
IKestrelTrace log)
{
_outputWriter = outputPipeWriter;
_connectionContext = connectionContext;
_connectionOutputFlowControl = connectionOutputFlowControl;
_connectionId = connectionId;
_log = log;
_flusher = new TimingPipeFlusher(_outputWriter, timeoutControl);
_outgoingFrame = new Http2Frame();
_headerEncodingBuffer = new byte[_maxFrameSize];
}
public Http1OutputProducer(
PipeWriter pipeWriter,
string connectionId,
ConnectionContext connectionContext,
IKestrelTrace log,
ITimeoutControl timeoutControl,
IHttpMinResponseDataRateFeature minResponseDataRateFeature,
MemoryPool <byte> memoryPool)
{
// Allow appending more data to the PipeWriter when a flush is pending.
_pipeWriter = new ConcurrentPipeWriter(pipeWriter, memoryPool, _contextLock);
_connectionId = connectionId;
_connectionContext = connectionContext;
_log = log;
_minResponseDataRateFeature = minResponseDataRateFeature;
_flusher = new TimingPipeFlusher(_pipeWriter, timeoutControl, log);
_memoryPool = memoryPool;
}
public Http3OutputProducer(
Http3FrameWriter frameWriter,
MemoryPool <byte> pool,
Http3Stream stream,
IKestrelTrace log)
{
_frameWriter = frameWriter;
_memoryPool = pool;
_stream = stream;
_log = log;
var pipe = CreateDataPipe(pool);
_pipeWriter = pipe.Writer;
_pipeReader = pipe.Reader;
_flusher = new TimingPipeFlusher(_pipeWriter, timeoutControl: null, log);
_dataWriteProcessingTask = ProcessDataWrites();
}
public Http2OutputProducer(Http2Stream stream, Http2StreamContext context, StreamOutputFlowControl flowControl)
{
_stream = stream;
_frameWriter = context.FrameWriter;
_flowControl = flowControl;
_memoryPool = context.MemoryPool;
_log = context.ServiceContext.Log;
_pipe = CreateDataPipe(_memoryPool);
_pipeWriter = new ConcurrentPipeWriter(_pipe.Writer, _memoryPool, _dataWriterLock);
_pipeReader = _pipe.Reader;
// No need to pass in timeoutControl here, since no minDataRates are passed to the TimingPipeFlusher.
// The minimum output data rate is enforced at the connection level by Http2FrameWriter.
_flusher = new TimingPipeFlusher(_pipeWriter, timeoutControl: null, _log);
_dataWriteProcessingTask = ProcessDataWrites();
}
public Http2OutputProducer(Http2Stream stream, Http2StreamContext context)
{
_stream = stream;
_frameWriter = context.FrameWriter;
_memoryPool = context.MemoryPool;
_log = context.ServiceContext.Log;
var scheduleInline = context.ServiceContext.Scheduler == PipeScheduler.Inline;
_pipe = CreateDataPipe(_memoryPool, scheduleInline);
_pipeWriter = new ConcurrentPipeWriter(_pipe.Writer, _memoryPool, _dataWriterLock);
_pipeReader = _pipe.Reader;
// No need to pass in timeoutControl here, since no minDataRates are passed to the TimingPipeFlusher.
// The minimum output data rate is enforced at the connection level by Http2FrameWriter.
_flusher = new TimingPipeFlusher(timeoutControl: null, _log);
_flusher.Initialize(_pipeWriter);
_streamWindow = context.ClientPeerSettings.InitialWindowSize;
}
public Http2FrameWriter(
PipeWriter outputPipeWriter,
ConnectionContext connectionContext,
Http2Connection http2Connection,
OutputFlowControl connectionOutputFlowControl,
ITimeoutControl timeoutControl,
MinDataRate minResponseDataRate,
string connectionId,
IKestrelTrace log)
{
_outputWriter = outputPipeWriter;
_connectionContext = connectionContext;
_http2Connection = http2Connection;
_connectionOutputFlowControl = connectionOutputFlowControl;
_connectionId = connectionId;
_log = log;
_timeoutControl = timeoutControl;
_minResponseDataRate = minResponseDataRate;
_flusher = new TimingPipeFlusher(_outputWriter, timeoutControl, log);
_outgoingFrame = new Http2Frame();
_headerEncodingBuffer = new byte[_maxFrameSize];
}
//private int _unflushedBytes;
public Http3FrameWriter(PipeWriter output, ConnectionContext connectionContext, ITimeoutControl timeoutControl, MinDataRate?minResponseDataRate, string connectionId, MemoryPool <byte> memoryPool, IKestrelTrace log, IStreamIdFeature streamIdFeature, Http3PeerSettings clientPeerSettings, IHttp3Stream http3Stream)
{
_outputWriter = output;
_connectionContext = connectionContext;
_timeoutControl = timeoutControl;
_minResponseDataRate = minResponseDataRate;
_connectionId = connectionId;
_memoryPool = memoryPool;
_log = log;
_streamIdFeature = streamIdFeature;
_http3Stream = http3Stream;
_outgoingFrame = new Http3RawFrame();
_flusher = new TimingPipeFlusher(_outputWriter, timeoutControl, log);
_headerEncodingBuffer = new byte[_maxFrameSize];
// Note that max total header size value doesn't react to settings change during a stream.
// Unlikely to be a problem in practice:
// - Settings rarely change after the start of a connection.
// - Response header size limits are a best-effort requirement in the spec.
_maxTotalHeaderSize = clientPeerSettings.MaxRequestHeaderFieldSectionSize > int.MaxValue
? int.MaxValue
: (int)clientPeerSettings.MaxRequestHeaderFieldSectionSize;
}
public Http2FrameWriter(
PipeWriter outputPipeWriter,
ConnectionContext connectionContext,
Http2Connection http2Connection,
OutputFlowControl connectionOutputFlowControl,
ITimeoutControl timeoutControl,
MinDataRate minResponseDataRate,
string connectionId,
MemoryPool <byte> memoryPool,
IKestrelTrace log)
{
// Allow appending more data to the PipeWriter when a flush is pending.
_outputWriter = new ConcurrentPipeWriter(outputPipeWriter, memoryPool, _writeLock);
_connectionContext = connectionContext;
_http2Connection = http2Connection;
_connectionOutputFlowControl = connectionOutputFlowControl;
_connectionId = connectionId;
_log = log;
_timeoutControl = timeoutControl;
_minResponseDataRate = minResponseDataRate;
_flusher = new TimingPipeFlusher(_outputWriter, timeoutControl, log);
_outgoingFrame = new Http2Frame();
_headerEncodingBuffer = new byte[_maxFrameSize];
}
