/// <summary>
/// Callback used to register with thread pool to notify when a plugin operation shuts down.
/// Conforms to:
/// public delegate void WaitOrTimerCallback( Object state, bool timedOut )
/// </summary>
/// <param name="operationContext">PVOID</param>
/// <param name="timedOut">BOOLEAN</param>
/// <returns></returns>
public static void PSPluginOperationShutdownCallback(
object operationContext,
bool timedOut)
{
if (null == operationContext)
{
return;
}
WSManPluginOperationShutdownContext context = (WSManPluginOperationShutdownContext)operationContext;
context.isShuttingDown = true;
WSManPluginInstance.PerformCloseOperation(context);
}
internal bool EnableTransportManagerSendDataToClient(
WSManNativeApi.WSManPluginRequest requestDetails,
WSManPluginOperationShutdownContext ctxtToReport)
{
_shutDownContext = ctxtToReport;
bool isRegisterWaitForSingleObjectSucceeded = true;
lock (_syncObject)
{
if (_isRequestPending)
{
// if a request is already pending..ignore this.
WSManPluginInstance.ReportWSManOperationComplete(
requestDetails,
WSManPluginErrorCodes.NoError);
return(false);
}
if (_isClosed)
{
WSManPluginInstance.ReportWSManOperationComplete(requestDetails, _lastErrorReported);
return(false);
}
_isRequestPending = true;
_requestDetails = requestDetails;
if (Platform.IsWindows)
{
// Wrap the provided handle so it can be passed to the registration function
SafeWaitHandle safeWaitHandle = new SafeWaitHandle(requestDetails.shutdownNotificationHandle, false); // Owned by WinRM
EventWaitHandle eventWaitHandle = new EventWaitHandle(false, EventResetMode.AutoReset);
eventWaitHandle.SafeWaitHandle = safeWaitHandle;
_registeredShutDownWaitHandle = ThreadPool.RegisterWaitForSingleObject(
eventWaitHandle,
new WaitOrTimerCallback(WSManPluginManagedEntryWrapper.PSPluginOperationShutdownCallback),
_shutDownContext,
-1, // INFINITE
true); // TODO: Do I need to worry not being able to set missing WT_TRANSFER_IMPERSONATION?
if (_registeredShutDownWaitHandle == null)
{
isRegisterWaitForSingleObjectSucceeded = false;
}
}
// release thread waiting to send data to the client.
_waitHandle.Set();
}
if (!isRegisterWaitForSingleObjectSucceeded)
{
WSManPluginInstance.PerformCloseOperation(ctxtToReport);
WSManPluginInstance.ReportOperationComplete(
requestDetails,
WSManPluginErrorCodes.ShutdownRegistrationFailed,
StringUtil.Format(
RemotingErrorIdStrings.WSManPluginShutdownRegistrationFailed));
return(false);
}
return(true);
}