public void UpdatePlanActionStatus(string planUniqueName, long planInstanceId, ActionItem actionItem)
{
ActionUpdateItem item = new ActionUpdateItem()
{
PlanUniqueName = planUniqueName,
PlanInstanceId = planInstanceId,
ActionItem = actionItem
};
if (ProcessActionsOnSingleton)
{
ActionItemSingletonProcessor.Instance.Queue.Enqueue(item);
}
else
{
UpdatePlanActionStatus(item);
}
}
void DrainQueue()
{
while (true)
{
if (Instance.Queue.Count == 0)
{
Thread.Sleep(500); //no pending actions available, pause
if (_allowExit)
{
ReadyToExit = true;
}
continue;
}
_allowExit = true;
ActionUpdateItem item = null;
while (Instance.Queue.TryDequeue(out item))
{
_dal.UpdatePlanActionStatus(item);
}
}
}
public void UpdatePlanActionStatus(ActionUpdateItem item)
{
IMongoCollection <Plan> hist = _db.GetCollection <Plan>(_hist);
IMongoCollection <ActionPath> paths = _db.GetCollection <ActionPath>(_paths);
long planInstanceId = item.PlanInstanceId;
ActionItem actionItem = item.ActionItem;
long actionInstanceId = actionItem.InstanceId;
long actionParentInstanceId = actionItem.ParentInstanceId;
string key = $"{planInstanceId}_{actionInstanceId}";
FilterDefinition <ActionPath> pathFilter =
Builders <ActionPath> .Filter.Where(p => p.Key == key);
List <ActionPath> pathList = paths.Find(pathFilter).ToList();
string nodePath = pathList.Count > 0 ? pathList[0].Path : null;
try
{
if (nodePath == null)
{
//default: actionParentInstanceId == 0
string updatePath = "Actions";
if (actionParentInstanceId != 0)
{
FilterDefinition <ActionPath> parFilter =
Builders <ActionPath> .Filter.Where(p => p.Key == $"{planInstanceId}_{actionParentInstanceId}");
List <ActionPath> parList = paths.Find(parFilter).ToList();
if (parList.Count > 0)
{
updatePath = parList[0].Path + ".Actions";
}
else
{
throw new Exception($"Could not find Plan.InstanceId = [{planInstanceId}], Action:{actionItem.Name}.ParentInstanceId = [{actionItem.ParentInstanceId}] in paths table.");
}
}
FilterDefinition <Plan> pf = Builders <Plan> .Filter.Where(p => p.InstanceId == planInstanceId);
hist.FindOneAndUpdate(pf,
Builders <Plan> .Update.Push(updatePath, actionItem),
new FindOneAndUpdateOptions <Plan, object>()
{
IsUpsert = true
});
Plan plan = null;
List <Plan> plans = hist.Find(pf).ToList();
if (plans.Count > 0)
{
plan = plans[0];
}
else
{
throw new Exception($"Could not find Plan.InstanceId = [{planInstanceId}] in history table.");
}
string path = DalUtilities.GetActionInstanceMaterialzedPath(actionInstanceId, plan.Actions);
paths.InsertOne(new ActionPath()
{
Key = key, Path = path
});
}
else
{
hist.FindOneAndUpdate(Builders <Plan> .Filter.And(
Builders <Plan> .Filter.Where(p => p.InstanceId == planInstanceId),
Builders <Plan> .Filter.Eq($"{nodePath}.InstanceId", actionInstanceId),
Builders <Plan> .Filter.Lt($"{nodePath}.Result.Status", actionItem.Result.Status)),
//end of filter above, set starts here:
Builders <Plan> .Update.Set($"{nodePath}.Result", actionItem.Result),
new FindOneAndUpdateOptions <Plan, object>()
{
IsUpsert = false
});
}
}
catch (Exception ex)
{
ActionItemSingletonProcessor.Instance.Exceptions.Enqueue(ex);
if (item.RetryAttempts++ < 5)
{
ActionItemSingletonProcessor.Instance.Queue.Enqueue(item);
}
else
{
ActionItemSingletonProcessor.Instance.Fatal.Enqueue(ex);
}
}
}