private async Task ReaderThread(CancellationToken ct)
{
while (true)
{
ct.ThrowIfCancellationRequested();
try
{
await _readerSemaphore.WaitAsync(ct);
ct.ThrowIfCancellationRequested();
_readerStream.Position = 0;
var count = await _pipe.CopyMessageToAsync(_readerStream, ct);
if (count == 0)
{
_readerSemaphore.Release();
Stop();
await StartAsync().ConfigureAwait(false);
return;
}
_readerStream.Position = 0;
var request = await _messageSerializer.DeserializeAsync <ApiRequest>(_readerStream).ConfigureAwait(false);
if (request == null)
{
continue;
}
var requestProcessor = _requestProcessorFactory.Create(request.Resource);
var response = await requestProcessor.ProcessAsync(request.Action, request.Content).ConfigureAwait(false);
await Task.Run(() => _pipe.WaitForPipeDrain()).ConfigureAwait(false);
await _messageSerializer.SerializeAsync(_pipe, response).ConfigureAwait(false);
_readerSemaphore.Release();
}
catch (OperationCanceledException)
{
_readerSemaphore.Release();
return;
}
catch (Exception ex)
{
_logger.Error(ex);
_readerSemaphore.Release();
Stop();
await StartAsync().ConfigureAwait(false);
}
}
}