// Token: 0x0600054E RID: 1358 RVA: 0x0001AF88 File Offset: 0x00019188
protected override void TimerCallbackInternal()
{
bool flag = true;
Exception ex = null;
AmSystemFailoverOnReplayDownTracker failoverTracker = AmSystemManager.Instance.SystemFailoverOnReplayDownTracker;
if (failoverTracker != null)
{
try
{
ex = AmHelper.HandleKnownExceptions(delegate(object param0, EventArgs param1)
{
this.Run(failoverTracker);
});
flag = false;
}
finally
{
failoverTracker.RemoveTimer(this.serverName);
if (flag || ex != null)
{
ReplayCrimsonEvents.FailoverOnReplDownFailedToInitiate.Log <AmServerName, string>(this.serverName, (ex != null) ? ex.Message : "<Unhandled exception>");
}
}
}
}
// Token: 0x0600054F RID: 1359 RVA: 0x0001B024 File Offset: 0x00019224
private void Run(AmSystemFailoverOnReplayDownTracker failoverTracker)
{
AmConfig config = AmSystemManager.Instance.Config;
if (!config.IsPAM)
{
ReplayCrimsonEvents.FailoverOnReplDownSkipped.Log <AmServerName, string, string>(this.serverName, "RoleNotPAM", "TimerCallback");
return;
}
if (AmHelper.IsReplayRunning(this.serverName))
{
ReplayCrimsonEvents.FailoverOnReplDownSkipped.Log <AmServerName, string, string>(this.serverName, "ReplRunning", "TimerCallback");
return;
}
AmThrottledActionTracker <FailoverData> .ThrottlingShapshot throttlingSnapshot = failoverTracker.GetThrottlingSnapshot(this.serverName);
if (throttlingSnapshot.IsActionCalledTooSoonPerNode || throttlingSnapshot.IsActionCalledTooSoonAcrossDag || throttlingSnapshot.IsMaxActionsPerNodeExceeded || throttlingSnapshot.IsMaxActionsAcrossDagExceeded)
{
throttlingSnapshot.LogResults(ReplayCrimsonEvents.FailoverOnReplDownThrottlingFailed, TimeSpan.FromMinutes(15.0));
return;
}
failoverTracker.AddFailoverEntry(this.serverName);
throttlingSnapshot.LogResults(ReplayCrimsonEvents.FailoverOnReplDownThrottlingSucceeded, TimeSpan.Zero);
AmEvtSystemFailoverOnReplayDown amEvtSystemFailoverOnReplayDown = new AmEvtSystemFailoverOnReplayDown(this.serverName);
amEvtSystemFailoverOnReplayDown.Notify();
}
protected void InitiateSystemFailoverIfReplayUnreachable(AmMultiNodeMdbStatusFetcher mdbStatusFetcher, Dictionary <Guid, DatabaseInfo> dbMap)
{
AmRole role = AmSystemManager.Instance.Config.Role;
if (role != AmRole.PAM)
{
return;
}
if (!RegistryParameters.OnReplDownFailoverEnabled)
{
ReplayCrimsonEvents.FailoverOnReplDownDisabledInRegistry.LogPeriodic(Environment.MachineName, TimeSpan.FromHours(1.0));
return;
}
AmSystemFailoverOnReplayDownTracker systemFailoverOnReplayDownTracker = AmSystemManager.Instance.SystemFailoverOnReplayDownTracker;
if (systemFailoverOnReplayDownTracker == null)
{
ReplayCrimsonEvents.FailoverOnReplDownFailoverTrackerNotInitialized.LogPeriodic(Environment.MachineName, TimeSpan.FromHours(1.0));
return;
}
foreach (KeyValuePair <AmServerName, AmMdbStatusServerInfo> keyValuePair in mdbStatusFetcher.ServerInfoMap)
{
AmServerName key = keyValuePair.Key;
AmMdbStatusServerInfo value = keyValuePair.Value;
if (value.IsReplayRunning)
{
systemFailoverOnReplayDownTracker.MarkReplayUp(key);
}
else if (value.IsStoreRunning)
{
systemFailoverOnReplayDownTracker.MarkReplayDown(key, false);
int activeDatabaseCountOnServer = this.GetActiveDatabaseCountOnServer(dbMap, key);
if (activeDatabaseCountOnServer > 0)
{
systemFailoverOnReplayDownTracker.ScheduleFailover(key);
}
else
{
ReplayCrimsonEvents.FailoverOnReplDownSkipped.LogPeriodic <AmServerName, string, string>(key, TimeSpan.FromDays(1.0), key, "NoActives", "Periodic");
}
}
}
}
