/// <summary>
/// Shutsdown the C-DEngine and all plugins
/// Applications can override this function to add custom shutdown code
/// </summary>
/// <param name="ForceExit">If True and the C-DEngine will Stop or restart the hosting application. If it is hosted in IIS, the Application Pool hosting the app will be Stopped or Restarted depending on the next parameter</param>
/// <param name="waitIfPending">Waits in case The shutdown is already initiated</param>
public virtual void Shutdown(bool ForceExit, bool waitIfPending = false)
{
if (!waitIfPending)
{
if (!TheBaseAssets.MasterSwitch || TheCommonUtils.cdeIsLocked(ShutdownLock))
{
return; //Make sure we dont do this twice
}
}
lock (ShutdownLock)
{
if (TheBaseAssets.MasterSwitch)
{
if (TheBaseAssets.IsStarting)
{
TheBaseAssets.MySYSLOG?.WriteToLog(3, TSM.L(eDEBUG_LEVELS.ESSENTIALS) ? null : new TSM(TheBaseAssets.MyServiceHostInfo.ApplicationName, "Shutdown was requested, but startup has not finished. Waiting for startup to finish.", eMsgLevel.l3_ImportantMessage));
// Ensure we wait for user manager so CUOFS first-run-only settings are applied
var sw = System.Diagnostics.Stopwatch.StartNew();
while (TheBaseAssets.IsStarting && sw.ElapsedMilliseconds < 60000)
{
Thread.Sleep(100);
}
if (TheBaseAssets.IsStarting)
{
TheBaseAssets.MySYSLOG?.WriteToLog(3, TSM.L(eDEBUG_LEVELS.OFF) ? null : new TSM(TheBaseAssets.MyServiceHostInfo.ApplicationName, "Shutdown was requested, but startup has not finished after wait time (60 seconds). Shutting down regardless. Some first-run-only settings may not have been applied.", eMsgLevel.l1_Error));
}
}
if (TheBaseAssets.MyServiceHostInfo.PreShutDownDelay > 0)
{
var tcsPreHandlers = new TaskCompletionSource <bool>();
TheCommonUtils.cdeRunAsync("PreShutdownHandlers", true, (o) =>
{
TheCDEngines.MyContentEngine?.FireEvent(eEngineEvents.PreShutdown, null, TheBaseAssets.MyServiceHostInfo.PreShutDownDelay, false);
tcsPreHandlers.TrySetResult(true);
});
tcsPreHandlers.Task.Wait(TheBaseAssets.MyServiceHostInfo.PreShutDownDelay);
}
while (Interlocked.Read(ref TheBaseAssets.DelayShutDownCount) > 0)
{
TheCommonUtils.SleepOneEye(100, 100);
}
TheBaseAssets.MySYSLOG?.WriteToLog(3, TSM.L(eDEBUG_LEVELS.VERBOSE) ? null : new TSM(TheBaseAssets.MyServiceHostInfo.ApplicationName, TheBaseAssets.MyServiceHostInfo.ApplicationTitle + " Initiating shutdown at : " + TheCommonUtils.GetDateTimeString(DateTimeOffset.Now), eMsgLevel.l6_Debug));
TheBaseAssets.MasterSwitch = false;
TheBaseAssets.ForceShutdown = ForceExit;
TheCDEngines.StopAllEngines();
TheBaseAssets.MySYSLOG?.WriteToLog(3, TSM.L(eDEBUG_LEVELS.VERBOSE) ? null : new TSM(TheBaseAssets.MyServiceHostInfo.ApplicationName, TheBaseAssets.MyServiceHostInfo.ApplicationTitle + " Shutdown: Engines stopped at: " + TheCommonUtils.GetDateTimeString(DateTimeOffset.Now), eMsgLevel.l6_Debug));
TheCommCore.StopCommunication();
TheBaseAssets.MySYSLOG?.WriteToLog(3, TSM.L(eDEBUG_LEVELS.VERBOSE) ? null : new TSM(TheBaseAssets.MyServiceHostInfo.ApplicationName, TheBaseAssets.MyServiceHostInfo.ApplicationTitle + " Shutdown: Communications stopped at: " + TheCommonUtils.GetDateTimeString(DateTimeOffset.Now), eMsgLevel.l6_Debug));
if (MyCommonDisco != null)
{
MyCommonDisco.ShutdownDiscoService();
TheBaseAssets.MySYSLOG?.WriteToLog(3, TSM.L(eDEBUG_LEVELS.VERBOSE) ? null : new TSM(TheBaseAssets.MyServiceHostInfo.ApplicationName, TheBaseAssets.MyServiceHostInfo.ApplicationTitle + " Shutdown: Discovery Service stopped at: " + TheCommonUtils.GetDateTimeString(DateTimeOffset.Now), eMsgLevel.l6_Debug));
}
if (TheBaseAssets.MySYSLOG != null)
{
string iis = "";
switch (TheBaseAssets.MyServiceHostInfo.cdeHostingType)
{
case cdeHostType.IIS: iis = " (Hosted in IIS)"; break;
case cdeHostType.ASPCore: iis = " (Hosted in ASP.NET Core)"; break;
}
TheBaseAssets.MySYSLOG.WriteToLog(3, new TSM(TheBaseAssets.MyServiceHostInfo.ApplicationName, TheBaseAssets.MyServiceHostInfo.ApplicationTitle + iis + " Stopped at : " + TheCommonUtils.GetDateTimeString(DateTimeOffset.Now), eMsgLevel.l4_Message)); //Log Entry that service has been started
TheBaseAssets.MySYSLOG.Shutdown();
}
}
}
}