Merge pull request #72632 from danielqsj/sch_pod

Move getNextPod to closure

pkg/scheduler/internal/queue/scheduling_queue.go

@@ -811,3 +811,17 @@ func newNominatedPodMap() *nominatedPodMap {
 		nominatedPodToNode: make(map[ktypes.UID]string),
 	}
 }
+
+// MakeNextPodFunc returns a function to retrieve the next pod from a given
+// scheduling queue
+func MakeNextPodFunc(queue SchedulingQueue) func() *v1.Pod {
+	return func() *v1.Pod {
+		pod, err := queue.Pop()
+		if err == nil {
+			klog.V(4).Infof("About to try and schedule pod %v/%v", pod.Namespace, pod.Name)
+			return pod
+		}
+		klog.Errorf("Error while retrieving next pod from scheduling queue: %v", err)
+		return nil
+	}
+}