public virtual void Handle(LogHandlerEvent @event)
{
switch (@event.GetType())
{
case LogHandlerEventType.ApplicationStarted:
{
LogHandlerAppStartedEvent appStartEvent = (LogHandlerAppStartedEvent)@event;
InitApp(appStartEvent.GetApplicationId(), appStartEvent.GetUser(), appStartEvent.
GetCredentials(), appStartEvent.GetLogRetentionPolicy(), appStartEvent.GetApplicationAcls
(), appStartEvent.GetLogAggregationContext());
break;
}
case LogHandlerEventType.ContainerFinished:
{
LogHandlerContainerFinishedEvent containerFinishEvent = (LogHandlerContainerFinishedEvent
)@event;
StopContainer(containerFinishEvent.GetContainerId(), containerFinishEvent.GetExitCode
());
break;
}
case LogHandlerEventType.ApplicationFinished:
{
LogHandlerAppFinishedEvent appFinishedEvent = (LogHandlerAppFinishedEvent)@event;
StopApp(appFinishedEvent.GetApplicationId());
break;
}
default:
{
break;
}
}
}
public virtual void Handle(LogHandlerEvent @event)
{
switch (@event.GetType())
{
case LogHandlerEventType.ApplicationStarted:
{
LogHandlerAppStartedEvent appStartedEvent = (LogHandlerAppStartedEvent)@event;
this.appOwners[appStartedEvent.GetApplicationId()] = appStartedEvent.GetUser();
this.dispatcher.GetEventHandler().Handle(new ApplicationEvent(appStartedEvent.GetApplicationId
(), ApplicationEventType.ApplicationLogHandlingInited));
break;
}
case LogHandlerEventType.ContainerFinished:
{
// Ignore
break;
}
case LogHandlerEventType.ApplicationFinished:
{
LogHandlerAppFinishedEvent appFinishedEvent = (LogHandlerAppFinishedEvent)@event;
ApplicationId appId = appFinishedEvent.GetApplicationId();
// Schedule - so that logs are available on the UI till they're deleted.
Log.Info("Scheduling Log Deletion for application: " + appId + ", with delay of "
+ this.deleteDelaySeconds + " seconds");
string user = Sharpen.Collections.Remove(appOwners, appId);
if (user == null)
{
Log.Error("Unable to locate user for " + appId);
break;
}
NonAggregatingLogHandler.LogDeleterRunnable logDeleter = new NonAggregatingLogHandler.LogDeleterRunnable
(this, user, appId);
long deletionTimestamp = Runtime.CurrentTimeMillis() + this.deleteDelaySeconds *
1000;
YarnServerNodemanagerRecoveryProtos.LogDeleterProto deleterProto = ((YarnServerNodemanagerRecoveryProtos.LogDeleterProto
)YarnServerNodemanagerRecoveryProtos.LogDeleterProto.NewBuilder().SetUser(user).
SetDeletionTime(deletionTimestamp).Build());
try
{
stateStore.StoreLogDeleter(appId, deleterProto);
}
catch (IOException e)
{
Log.Error("Unable to record log deleter state", e);
}
try
{
sched.Schedule(logDeleter, this.deleteDelaySeconds, TimeUnit.Seconds);
}
catch (RejectedExecutionException)
{
// Handling this event in local thread before starting threads
// or after calling sched.shutdownNow().
logDeleter.Run();
}
break;
}
default:
{
break;
}
}
}