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[release/7.0] Swallow ObjectDisposedException when aborting QuicStream from CancellationAction #75179

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Merged
carlossanlop merged 1 commit into from
Sep 8, 2022
Merged

[release/7.0] Swallow ObjectDisposedException when aborting QuicStream from CancellationAction #75179

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30 changes: 24 additions & 6 deletions src/libraries/System.Net.Quic/src/System/Net/Quic/QuicStream.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -70,9 +70,18 @@ public sealed partial class QuicStream
{
CancellationAction = target =>
{
if (target is QuicStream stream)
try
{
stream.Abort(QuicAbortDirection.Read, stream._defaultErrorCode);
if (target is QuicStream stream)
{
stream.Abort(QuicAbortDirection.Read, stream._defaultErrorCode);
}
}
catch (ObjectDisposedException)
{
// We collided with a Dispose in another thread. This can happen
// when using CancellationTokenSource.CancelAfter.
// Ignore the exception
}
}
};
Expand All @@ -83,9 +92,18 @@ public sealed partial class QuicStream
{
CancellationAction = target =>
{
if (target is QuicStream stream)
try
{
if (target is QuicStream stream)
{
stream.Abort(QuicAbortDirection.Write, stream._defaultErrorCode);
}
}
catch (ObjectDisposedException)
{
stream.Abort(QuicAbortDirection.Write, stream._defaultErrorCode);
// We collided with a Dispose in another thread. This can happen
// when using CancellationTokenSource.CancelAfter.
// Ignore the exception
}
}
};
Expand Down Expand Up @@ -475,8 +493,8 @@ private unsafe int HandleEventStartComplete(ref START_COMPLETE data)
private unsafe int HandleEventReceive(ref RECEIVE data)
{
ulong totalCopied = (ulong)_receiveBuffers.CopyFrom(
new ReadOnlySpan<QUIC_BUFFER>(data.Buffers, (int) data.BufferCount),
(int) data.TotalBufferLength,
new ReadOnlySpan<QUIC_BUFFER>(data.Buffers, (int)data.BufferCount),
(int)data.TotalBufferLength,
data.Flags.HasFlag(QUIC_RECEIVE_FLAGS.FIN));
if (totalCopied < data.TotalBufferLength)
{
Expand Down