public void VisitNoOperation(NoOperation node)
{
}
/// <summary>
/// update backups' list
/// </summary>
/// <param name="msg"></param>
public void UpdateBackups(NoOperation msg)
{
backups = msg.BackupServersInfo;
}
protected virtual void ProcessNoOperationMessage(NoOperation message,
IDictionary <int, ProblemDataSet> dataSets,
IDictionary <int, ActiveComponent> activeComponents)
{
}
protected virtual Message[] RespondNoOperationMessage(NoOperation message,
IDictionary <int, ProblemDataSet> dataSets,
IDictionary <int, ActiveComponent> activeComponents)
{
return(null);
}
protected override Message[] RespondStatusMessage(Status message,
IDictionary <int, ProblemDataSet> dataSets,
IDictionary <int, ActiveComponent> activeComponents, List <BackupServerInfo> backups)
{
//if sent by TM - send NoOp + return from CaseExtractor.GetMessageForTaskManager
//if sent by CN - send NoOp + return from CaseExtractor.GetMessageForCompNode
var who = (int)message.Id;
if (!activeComponents.ContainsKey(who))
{
return new Message[] { new Error()
{
ErrorMessage = "who are you?",
ErrorType = ErrorErrorType.UnknownSender
} }
}
;
activeComponents[who].StatusWatch.Restart();
Message whatToDo = null;
Log.DebugFormat("Handling status message of {0}(id={1}). Searching for problems.",
activeComponents[who].ComponentType, who);
switch (activeComponents[who].ComponentType)
{
case ComponentType.ComputationalNode:
whatToDo = DataSetOps.GetMessageForCompNode(activeComponents, who, dataSets);
break;
case ComponentType.TaskManager:
whatToDo = DataSetOps.GetMessageForTaskManager(activeComponents, who, dataSets);
break;
case ComponentType.CommunicationServer:
var msgs = SynchronizationQueue.ToList();
SynchronizationQueue = new ConcurrentQueue <Message>();
msgs.Add(new NoOperation()
{
BackupServersInfo = backups.ToArray()
});
return(msgs.ToArray());
}
var noop = new NoOperation()
{
BackupServersInfo = backups.ToArray()
};
if (whatToDo == null)
{
Log.DebugFormat("Nothing additional found for {0} (id={1})",
activeComponents[who].ComponentType, who);
return(new Message[]
{
noop
});
}
Log.DebugFormat("Found problem ({0}) for {1} (id={2})",
whatToDo.MessageType, activeComponents[who].ComponentType, who);
SynchronizationQueue.Enqueue(whatToDo);
return(new[]
{
whatToDo,
noop
});
}
