internal void ProcessRequestInternal(HttpContextBase context)
{
// Read post data or request parameters
var data = ReadPostData(context);
if (string.IsNullOrEmpty(data))
{
data = context.Request["id"];
}
// Get the processor for the request and check authorization.
var method = context.Request["m"];
IRequestProcessor requestProcessor;
try
{
requestProcessor = _requestProcessorFactory.Create(method);
}
catch (InvalidOperationException ex)
{
// Handle requests for invalid request types.
if (!ex.Message.Contains("Dependency creator not registered"))
{
throw;
}
requestProcessor = _requestProcessorFactory.Create(RequestTypes.NotFound);
}
if (!IsAuthorized(requestProcessor))
{
// If authorization fails, replace the processor with the unauthorized processor.
requestProcessor = _requestProcessorFactory.Create(RequestTypes.Unauthorized);
}
// Process the request
var response = requestProcessor.Process(data);
// Create not found response when processor can not find it's data.
if (response.StatusCode == HttpStatusCode.NotFound)
{
requestProcessor = _requestProcessorFactory.Create(RequestTypes.NotFound);
response = requestProcessor.Process(null);
}
// Return the response to the user.
WriteResponse(context, response);
}
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);
}
}
}
