private HttpWorkerRequest DequeueRequest(bool localOnly)
{
Object wr = null;
if (_count > 0)
{
lock (this) {
if (_localQueue.Count > 0)
{
wr = _localQueue.Dequeue();
_count--;
}
else if (!localOnly && _externQueue.Count > 0)
{
wr = _externQueue.Dequeue();
_count--;
}
}
if (wr != null)
{
PerfCounters.DecrementGlobalCounter(GlobalPerfCounter.REQUESTS_QUEUED);
PerfCounters.DecrementCounter(AppPerfCounter.REQUESTS_IN_APPLICATION_QUEUE);
}
}
return((HttpWorkerRequest)wr);
}
// Fully releases all managed resources associated with this request, including
// the HttpContext, WebSocketContext, principal, worker request, etc.
public void Destroy()
{
Debug.Trace("RootedObjects", "Destroy");
// 'isDestroying = true' means that we'll release the implicit 'this' ref in _requestActivityIdRefCount
using (WithinTraceBlock(isDestroying: true)) {
try {
ReleaseHttpContext();
ReleaseWebSocketPipeline();
ReleaseWorkerRequest();
ReleasePrincipal();
// need to raise OnPipelineCompleted outside of the ThreadContext so that HttpContext.Current, User, etc. are unavailable
RaiseOnPipelineCompleted();
PerfCounters.DecrementCounter(AppPerfCounter.REQUESTS_EXECUTING);
}
finally {
if (_handle.IsAllocated)
{
_handle.Free();
}
Pointer = IntPtr.Zero;
HttpRuntime.DecrementActivePipelineCount();
AspNetEventSource.Instance.RequestCompleted();
}
}
}
private HttpWorkerRequest DequeueRequest(bool localOnly)
{
HttpWorkerRequest wr = null;
while (_count > 0)
{
lock (this) {
if (_localQueue.Count > 0)
{
wr = (HttpWorkerRequest)_localQueue.Dequeue();
_count--;
}
else if (!localOnly && _externQueue.Count > 0)
{
wr = (HttpWorkerRequest)_externQueue.Dequeue();
_count--;
}
}
if (wr == null)
{
break;
}
else
{
PerfCounters.DecrementGlobalCounter(GlobalPerfCounter.REQUESTS_QUEUED);
PerfCounters.DecrementCounter(AppPerfCounter.REQUESTS_IN_APPLICATION_QUEUE);
if (EtwTrace.IsTraceEnabled(EtwTraceLevel.Information, EtwTraceFlags.Infrastructure))
{
EtwTrace.Trace(EtwTraceType.ETW_TYPE_REQ_DEQUEUED, wr);
}
if (!CheckClientConnected(wr))
{
HttpRuntime.RejectRequestNow(wr, true);
wr = null;
PerfCounters.IncrementGlobalCounter(GlobalPerfCounter.REQUESTS_DISCONNECTED);
PerfCounters.IncrementCounter(AppPerfCounter.APP_REQUEST_DISCONNECTED);
}
else
{
break;
}
}
}
return(wr);
}
private HttpWorkerRequest DequeueRequest(bool localOnly)
{
HttpWorkerRequest workerRequest = null;
while (this._count > 0)
{
lock (this)
{
if (this._localQueue.Count > 0)
{
workerRequest = (HttpWorkerRequest)this._localQueue.Dequeue();
this._count--;
}
else if (!localOnly && (this._externQueue.Count > 0))
{
workerRequest = (HttpWorkerRequest)this._externQueue.Dequeue();
this._count--;
}
}
if (workerRequest == null)
{
return(workerRequest);
}
PerfCounters.DecrementGlobalCounter(GlobalPerfCounter.REQUESTS_QUEUED);
PerfCounters.DecrementCounter(AppPerfCounter.REQUESTS_IN_APPLICATION_QUEUE);
if (EtwTrace.IsTraceEnabled(4, 1))
{
EtwTrace.Trace(EtwTraceType.ETW_TYPE_REQ_DEQUEUED, workerRequest);
}
if (this.CheckClientConnected(workerRequest))
{
return(workerRequest);
}
HttpRuntime.RejectRequestNow(workerRequest, true);
workerRequest = null;
PerfCounters.IncrementGlobalCounter(GlobalPerfCounter.REQUESTS_DISCONNECTED);
PerfCounters.IncrementCounter(AppPerfCounter.APP_REQUEST_DISCONNECTED);
}
return(workerRequest);
}
public void DecrementCounter(AppPerfCounter counter)
{
PerfCounters.DecrementCounter(counter);
}