// Token: 0x06000192 RID: 402 RVA: 0x00007F40 File Offset: 0x00006140
private void CheckDatabaseStatusTimerProc(object state)
{
if (!Monitor.TryEnter(this.checkDatabaseStatusLock))
{
ExTraceGlobals.DatabaseManagerTracer.TraceDebug <DatabaseManager>((long)this.GetHashCode(), "{0}: Currently unable to CheckDatabaseStatus -- we're busy", this);
return;
}
try
{
RpcHangDetector rpcHangDetector = RpcHangDetector.Create();
rpcHangDetector.InvokeUnderHangDetection(delegate(HangDetector hangDetector)
{
AIBreadcrumbs.DatabaseStatusTrail.Drop("Checking Database Status. Waiting on lock..");
this.CheckDatabaseStatus(rpcHangDetector);
AIBreadcrumbs.DatabaseStatusTrail.Drop("Exiting database status check.");
});
if (rpcHangDetector.HangsDetected > 0)
{
ExTraceGlobals.DatabaseManagerTracer.TraceDebug <DatabaseManager, DateTime>((long)this.GetHashCode(), "{0}: The DatabaseStatus check finally returned. It was invoked at {1} (Utc).", this, rpcHangDetector.InvokeTime);
base.LogEvent(AssistantsEventLogConstants.Tuple_DatabaseStatusThreadResumed, null, new object[]
{
rpcHangDetector.InvokeTime.ToLocalTime()
});
}
}
finally
{
Monitor.Exit(this.checkDatabaseStatusLock);
}
}
// Token: 0x060001F4 RID: 500 RVA: 0x0000A4F8 File Offset: 0x000086F8
public void Stop()
{
RpcHangDetector rpcHangDetector = RpcHangDetector.Create();
rpcHangDetector.InvokeUnderHangDetection(delegate(HangDetector hangDetector)
{
AIBreadcrumbs.StatusTrail.Drop("Event controller stop called.");
this.RequestStop(rpcHangDetector);
this.WaitUntilStopped();
AIBreadcrumbs.StatusTrail.Drop("Exiting event controller stop.");
});
}
// Token: 0x06000201 RID: 513 RVA: 0x0000A848 File Offset: 0x00008A48
private void TimerRoutine(object stateNotUsed)
{
using (ExPerfTrace.RelatedActivity(this.pollingActivityId))
{
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController>((long)this.GetHashCode(), "{0}: TimerRoutine", this);
if (!Monitor.TryEnter(this.timerLock))
{
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController>((long)this.GetHashCode(), "{0}: timer already busy", this);
}
else
{
try
{
long timestamp = Stopwatch.GetTimestamp();
if (ExTraceGlobals.FaultInjectionTracer.IsTraceEnabled(TraceType.FaultInjection))
{
ExTraceGlobals.FaultInjectionTracer.TraceTest <long>(3443928381U, ref timestamp);
long rawValue = 0L;
long rawValue2 = 0L;
ExTraceGlobals.FaultInjectionTracer.TraceTest <long>(2764451133U, ref rawValue);
ExTraceGlobals.FaultInjectionTracer.TraceTest <long>(3838192957U, ref rawValue2);
this.DatabaseCounters.EventsInQueueCurrent.RawValue = rawValue2;
this.DatabaseCounters.ElapsedTimeSinceLastEventPolled.RawValue = rawValue;
ExTraceGlobals.FaultInjectionTracer.TraceTest(3703975229U);
}
this.DatabaseCounters.ElapsedTimeSinceLastEventPollingAttempt.RawValue = timestamp;
bool noMoreEvents = false;
while (this.ReadyToPoll() && !noMoreEvents)
{
try
{
base.CatchMeIfYouCan(delegate
{
noMoreEvents = this.PollAndQueueEvents();
}, "EventController");
}
catch (AIException ex)
{
ExTraceGlobals.EventControllerTracer.TraceError <EventController, AIException>((long)this.GetHashCode(), "{0}: Exception while polling: {1}", this, ex);
this.governor.ReportResult(ex);
}
this.PeriodicMaintenance();
}
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController>((long)this.GetHashCode(), "{0}: Out of polling loop", this);
if (!this.Shutdown && this.RestartRequired)
{
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController>((long)this.GetHashCode(), "{0}: Restart required; stopping...", this);
RpcHangDetector rpcHangDetector = RpcHangDetector.Create();
rpcHangDetector.InvokeUnderHangDetection(delegate(HangDetector hangDetector)
{
AIBreadcrumbs.StatusTrail.Drop("Restart required, stopping.");
this.RequestStop(rpcHangDetector);
AIBreadcrumbs.StatusTrail.Drop("Exiting stop due to restart.");
});
}
if (!this.Shutdown && this.governor.Status != GovernorStatus.Failure && this.timeToSaveWatermarks < DateTime.UtcNow)
{
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController>((long)this.GetHashCode(), "{0}: Time to update watermarks...", this);
AIBreadcrumbs.StatusTrail.Drop("Begin Update Watermarks");
this.UpdateWatermarks();
AIBreadcrumbs.StatusTrail.Drop("End Update Watermarks");
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController>((long)this.GetHashCode(), "{0}: Updated watermarks.", this);
this.timeToSaveWatermarks = DateTime.UtcNow + Configuration.ActiveWatermarksSaveInterval;
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController, DateTime>((long)this.GetHashCode(), "{0}: Next watermark update: {1}", this, this.timeToSaveWatermarks);
}
}
finally
{
Monitor.Exit(this.timerLock);
}
}
}
}
// Token: 0x060001F1 RID: 497 RVA: 0x00009F98 File Offset: 0x00008198
public void Start()
{
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController>((long)this.GetHashCode(), "{0}: Starting", this);
bool flag = false;
try
{
AIBreadcrumbs.StartupTrail.Drop("Starting database: " + this.DatabaseInfo.Guid);
this.DatabaseBookmark = this.eventAccess.GetDatabaseBookmark();
Btree <Guid, Bookmark> btree = this.eventAccess.LoadAllMailboxBookmarks(this.DatabaseBookmark);
bool flag2 = false;
int num = 0;
using (List <AssistantCollectionEntry> .Enumerator enumerator = this.assistants.ToList <AssistantCollectionEntry>().GetEnumerator())
{
while (enumerator.MoveNext())
{
AssistantCollectionEntry assistant = enumerator.Current;
do
{
try
{
base.CatchMeIfYouCan(delegate
{
assistant.Start(EventBasedStartInfo.NoInformation);
}, assistant.Name);
}
catch (AIException ex)
{
if (num >= 1 || this.assistants.Count <= 1)
{
throw;
}
if (!flag2)
{
ExTraceGlobals.EventControllerTracer.TraceError <AssistantCollectionEntry, AIException>((long)this.GetHashCode(), "Event Based Assistant {0} cannot start due to Exception: {1}, Retrying now", assistant, ex);
SingletonEventLogger.Logger.LogEvent(AssistantsEventLogConstants.Tuple_RetryAssistantFailedToStart, null, new object[]
{
assistant.Identity.ToString(),
ex.ToString(),
EventController.sleepStartingThread.TotalSeconds.ToString()
});
Thread.Sleep(EventController.sleepStartingThread);
flag2 = true;
}
else
{
ExTraceGlobals.EventControllerTracer.TraceError <AssistantCollectionEntry, AIException>((long)this.GetHashCode(), "Event Based Assistant {0} cannot start after retry, due to Exception: {1}, will not start it anymore", assistant, ex);
SingletonEventLogger.Logger.LogEvent(AssistantsEventLogConstants.Tuple_AssistantFailedToStart, null, new object[]
{
assistant.Identity.ToString(),
ex.ToString()
});
flag2 = false;
this.assistants.RemoveAssistant(assistant);
num++;
}
}
}while (flag2);
}
}
this.InitializeEventDispatchers(btree);
this.timeToSaveWatermarks = DateTime.UtcNow + Configuration.ActiveWatermarksSaveInterval;
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController, DateTime>((long)this.GetHashCode(), "{0}: Next time to save watermarks: {1}", this, this.timeToSaveWatermarks);
long num2 = long.MaxValue;
foreach (Bookmark bookmark in btree)
{
num2 = Math.Min(num2, bookmark.GetLowestWatermark());
}
num2 = Math.Min(this.DatabaseBookmark.GetLowestWatermark(), num2);
ExTraceGlobals.EventControllerTracer.TraceDebug <EventController, long>((long)this.GetHashCode(), "{0}: Smallest watermark after initialization is: {1}", this, num2);
this.HighestEventPolled = num2;
this.timer = new Timer(new TimerCallback(this.TimerRoutine), null, TimeSpan.Zero, Configuration.EventPollingInterval);
flag = true;
}
finally
{
if (!flag)
{
RpcHangDetector rpcHangDetector = RpcHangDetector.Create();
rpcHangDetector.InvokeUnderHangDetection(delegate(HangDetector hangDetector)
{
AIBreadcrumbs.StatusTrail.Drop("Did not succeed to start event controller, stopping.");
this.RequestStop(rpcHangDetector);
this.WaitUntilAssistantsStopped();
AIBreadcrumbs.StatusTrail.Drop("Exiting stop on fail to start event controller to start.");
});
}
else
{
AIBreadcrumbs.StartupTrail.Drop("Finished starting " + this.DatabaseInfo.Guid);
}
}
base.TracePfd("PFD AIS {0} {1}: Started successfully", new object[]
{
21335,
this
});
}
// Token: 0x0600018A RID: 394 RVA: 0x000077C0 File Offset: 0x000059C0
public void Stop()
{
this.isStopping = true;
ExTraceGlobals.DatabaseManagerTracer.TraceDebug <DatabaseManager>((long)this.GetHashCode(), "{0}: Stopping", this);
AIBreadcrumbs.DatabaseStatusTrail.Drop("Shutdown requested for DatabaseManager. Waiting for lock.");
bool flag = false;
try
{
Monitor.Enter(this, ref flag);
if (this.startState != DatabaseManager.StartState.Initialized)
{
return;
}
ExTraceGlobals.DatabaseManagerTracer.TraceDebug <DatabaseManager>((long)this.GetHashCode(), "{0}: Deinitializing...", this);
AIBreadcrumbs.DatabaseStatusTrail.Drop("Shutdown in progress. Lock acquired");
if (this.databaseStatusTimer != null)
{
this.databaseStatusTimer.Dispose();
this.databaseStatusTimer = null;
}
RpcHangDetector rpcHangDetector = RpcHangDetector.Create();
rpcHangDetector.InvokeUnderHangDetection(delegate(HangDetector hangDetector)
{
foreach (OnlineDatabase onlineDatabase3 in this.onlineDatabases.Values)
{
AIBreadcrumbs.ShutdownTrail.Drop("Stopping database: " + onlineDatabase3.ToString());
onlineDatabase3.RequestStop(rpcHangDetector);
AIBreadcrumbs.ShutdownTrail.Drop("Finished stoping " + onlineDatabase3.ToString());
}
if (this.timeBasedDriverManager != null)
{
this.timeBasedDriverManager.RequestStop(rpcHangDetector);
}
});
if (Test.NotifyPhase1ShutdownComplete != null)
{
Test.NotifyPhase1ShutdownComplete();
}
foreach (OnlineDatabase onlineDatabase in this.onlineDatabases.Values)
{
AIBreadcrumbs.ShutdownTrail.Drop("Waiting for Online Database to stop: " + onlineDatabase.ToString());
onlineDatabase.WaitUntilStopped();
AIBreadcrumbs.ShutdownTrail.Drop("Done waiting for " + onlineDatabase.ToString());
}
if (this.timeBasedDriverManager != null)
{
AIBreadcrumbs.DatabaseStatusTrail.Drop("Waiting for TimeBasedDriverManager to stop");
this.timeBasedDriverManager.WaitUntilStopped();
}
AIBreadcrumbs.DatabaseStatusTrail.Drop("Done waiting. Disposing of objects.");
foreach (OnlineDatabase onlineDatabase2 in this.onlineDatabases.Values)
{
onlineDatabase2.Dispose();
}
this.onlineDatabases.Clear();
this.DisposePerformanceCounters();
this.startState = DatabaseManager.StartState.Stopped;
}
finally
{
if (flag)
{
Monitor.Exit(this);
}
}
this.starter.Stop();
AIBreadcrumbs.DatabaseStatusTrail.Drop("Shutdown completed at DatabaseManager::Stop().");
base.TracePfd("PFD AIS {0} {1}: Stopped", new object[]
{
31575,
this
});
}
