private void HandleCancelEvacuation(CancelEvacuation message)
{
Console.WriteLine($"I Cancelling Evacuation I am Host #{MachineId} ");
if (!EvacuateMode)
{
throw new NotImplementedException("Cancel what wasn't active");
}
EvacuateMode = true;
}
/// <summary>
/// Should Be Optimized for the reasons to add new host or remove one
/// </summary>
/// <param name="hostId"></param>
/// <param name="atype"></param>
protected void InitiateRejectAction(int hostId, StrategyActionType atype)
{
//Implement Conditions for How to Add New Nodes or Remove
//Implement Add Host and Evacuation System Locks
var action = RejectActions.Nothing;
switch (atype)
{
case StrategyActionType.PushAction:
//Create New Host
//if (hostId != EvacuatingHost)
//if (EvacuatingHost == 0)
if (EvacuatingHosts.Count == 0)
{
//if (_pushFailures > Global.GetNoOfFailures)
if (!DataHolder.GetCandidateHosts(UtilizationStates.UnderUtilization, 0).Any())
{
PowerController.PowerOnHost();
}
//_pushFailures = 0;
//else
//{
// //_pushFailures++;
//}
}
//else if (hostId == EvacuatingHost)
else if (EvacuatingHosts.Contains(hostId))
{
action = RejectActions.CancelEvacuation;
Console.WriteLine($"Cancel Evacuation for {hostId}");
//EvacuatingHost = 0;
EvacuatingHosts.Remove(hostId);
DataHolder.SetUtilization(hostId, UtilizationStates.UnderUtilization);
}
else
{
//throw new Exception("Evacuting Host with Push Request, What to Do");
//Options (Cancel Evacuation Mode @All Hosts)
foreach (var ehost in EvacuatingHosts)
{
DataHolder.SetUtilization(ehost, UtilizationStates.UnderUtilization);
var cem = new CancelEvacuation(ehost, this.MachineId);
CommunicationModule.SendMessage(cem);
}
EvacuatingHosts.Clear();
}
break;
case StrategyActionType.PullAction:
//Evacuate Host
if (EvacuatingHosts.Contains(hostId))
{
throw new NotImplementedException();
}
if ( //(EvacuatingHost == 0 &&
!DataHolder.GetCandidateHosts(UtilizationStates.OverUtilization, 0).Any())
{
DataHolder.SetUtilization(hostId, UtilizationStates.Evacuating);
//EvacuatingHost = hostId;
EvacuatingHosts.Add(hostId);
if (EvacuatingHosts.Count > 1)
{
}
action = RejectActions.Evacuate;
Console.WriteLine($"Start Evacuation for {hostId}");
}
//else if (hostId == EvacuatingHost)
//{
// throw new NotImplementedException();
//}
break;
default:
throw new ArgumentOutOfRangeException();
}
RejectRequest request = new RejectRequest(hostId, this.MachineId, atype, action);
CommunicationModule.SendMessage(request);
}
