private async void ManageWorkerPool(object sender, ElapsedEventArgs e)
{
var queueMessageCount = await _serviceBusManager.GetMessageCount();
var activeWorkerCount = CurrentWorkerCount();
var totalWorkerCount = TotalWorkerCount();
_log.Info($"Checking service bus and workers. Amount of message in queues: {queueMessageCount}. Amount of workers (active/total): {activeWorkerCount}/{totalWorkerCount}.");
switch (await WorkerQueueEvaluator.AdviseAction(activeWorkerCount, totalWorkerCount, queueMessageCount, _targetProcessingSla, _minimumWorkerCount, _httpClient))
{
case WorkerAction.Add:
_log.Info("Starting new worker.");
await StartNewWorker();
break;
case WorkerAction.Remove:
_log.Info("Shutting worker down.");
await ShutWorkerDown();
break;
default:
_log.Info("No worker action taken.");
break;
}
await _workerPoolMonitor.UpdateAllWorkers();
}
