private void EndRequest(OwinHttpListenerContext owinContext, Exception ex)
{
Interlocked.Decrement(ref _currentOutstandingRequests);
if (ex != null)
{
LogException("Request Processing", ex);
}
if (owinContext != null)
{
owinContext.End(ex);
owinContext.Dispose();
}
// Make sure we start the next request on a new thread, need to prevent stack overflows.
OffloadStartNextRequest();
}
// This needs to be separate from ProcessRequestsAsync so that async/await will clean up the execution context.
// This prevents changes to Thread.CurrentPrincipal from leaking across requests.
private async Task ProcessRequestAsync(HttpListenerContext context)
{
OwinHttpListenerContext owinContext = null;
try
{
string pathBase, path, query;
GetPathAndQuery(context.Request, out pathBase, out path, out query);
owinContext = new OwinHttpListenerContext(context, pathBase, path, query, _disconnectHandler);
PopulateServerKeys(owinContext.Environment);
Contract.Assert(!owinContext.Environment.IsExtraDictionaryCreated,
"All keys set by the server should have reserved slots.");
await _appFunc(owinContext.Environment);
await owinContext.Response.CompleteResponseAsync();
owinContext.Response.Close();
owinContext.End();
owinContext.Dispose();
Interlocked.Decrement(ref _currentOutstandingRequests);
}
catch (Exception ex)
{
Interlocked.Decrement(ref _currentOutstandingRequests);
LogHelper.LogException(_logger, "Exception during request processing.", ex);
if (owinContext != null)
{
owinContext.End(ex);
owinContext.Dispose();
}
}
}