Revamp perform rolling method

internal/pkg/controller/controller.go

@@ -9,7 +9,6 @@ import (
 	"github.com/stakater/Reloader/pkg/kube"
 	"k8s.io/apimachinery/pkg/fields"
 	"k8s.io/apimachinery/pkg/util/runtime"
-	errorHandler "k8s.io/apimachinery/pkg/util/runtime"
 	"k8s.io/apimachinery/pkg/util/wait"
 	"k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/tools/cache"
@@ -73,7 +72,7 @@ func (c *Controller) Delete(old interface{}) {
 func (c *Controller) Run(threadiness int, stopCh chan struct{}) {
 
 	logrus.Infof("Starting Controller")
-	defer errorHandler.HandleCrash()
+	defer runtime.HandleCrash()
 
 	// Let the workers stop when we are done
 	defer c.queue.ShutDown()
@@ -82,7 +81,7 @@ func (c *Controller) Run(threadiness int, stopCh chan struct{}) {
 
 	// Wait for all involved caches to be synced, before processing items from the queue is started
 	if !cache.WaitForCacheSync(stopCh, c.informer.HasSynced) {
-		errorHandler.HandleError(fmt.Errorf("Timed out waiting for caches to sync"))
+		runtime.HandleError(fmt.Errorf("Timed out waiting for caches to sync"))
 		return
 	}