refactor: remove not needed comments and context

Author: dimakis

cmd/kar-controllers/app/options/options.go

@@ -66,7 +66,6 @@ func (s *ServerOption) AddFlags(fs *flag.FlagSet) {
 	fs.StringVar(&s.QuotaRestURL, "quotaURL", s.QuotaRestURL, "URL for ReST quota management.  Default is none.")
 	fs.IntVar(&s.SecurePort, "secure-port", 6443, "The port on which to serve secured, authenticated access for metrics.")
 	fs.IntVar(&s.HealthProbeListenPort, "healthProbeListenPort", 8081, "Listen port for health probes. Defaults to ':8081'")
-	// using port 9090 for metrics as 8082 is used by `custom-metrics-apiserver`
 	fs.IntVar(&s.MetricsListenPort, "metricsListenPort", 9090, "Listen port for metrics. Defaults to ':9090'")
 	fs.Int64Var(&s.DispatchResourceReservationTimeout, "dispatchResourceReservationTimeout", s.DispatchResourceReservationTimeout, "Resource reservation timeout for pods to be created once AppWrapper is dispatched, in millisecond.  Defaults to '300000', 5 minutes")
 }

cmd/kar-controllers/main.go

@@ -58,7 +58,6 @@ func main() {
 		os.Exit(1)
 	}
 
-	<-ctx.Done()
 	fmt.Println("Shutting down gracefully")
 
 }