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Throw OperationCanceledException with correct CancellationToken during QuicConnection cancellation #95459

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Nov 30, 2023
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Throw OperationCanceledException with correct CancellationToken during QuicConnection cancellation #95459

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8 changes: 5 additions & 3 deletions src/libraries/System.Net.Quic/src/System/Net/Quic/QuicConnection.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -78,12 +78,14 @@ static async ValueTask<QuicConnection> StartConnectAsync(QuicClientConnectionOpt
{
await connection.FinishConnectAsync(options, linkedCts.Token).ConfigureAwait(false);
}
catch (OperationCanceledException) when (!cancellationToken.IsCancellationRequested)
catch (OperationCanceledException)
{
// handshake timeout elapsed, tear down the connection.
// Note that since handshake is not done yet, application error code is not sent.
await connection.DisposeAsync().ConfigureAwait(false);

// throw OCE with correct token if cancellation requested by user
cancellationToken.ThrowIfCancellationRequested();

// cancellation by the linkedCts.CancelAfter. Convert to Timeout
throw new QuicException(QuicError.ConnectionTimeout, null, SR.Format(SR.net_quic_handshake_timeout, options.HandshakeTimeout));
}
catch
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