Merge pull request #7437 from Lyndon-Li/issue-fix-7036

Issue 7036: node selection for data mover backup

pkg/util/kube/pod.go

@@ -121,6 +121,15 @@ func IsPodUnrecoverable(pod *corev1api.Pod, log logrus.FieldLogger) (bool, strin
 		return true, fmt.Sprintf("Pod is in abnormal state %s", pod.Status.Phase)
 	}
 
+	if pod.Status.Phase == corev1api.PodPending && len(pod.Status.Conditions) > 0 {
+		for _, condition := range pod.Status.Conditions {
+			if condition.Type == corev1api.PodScheduled && condition.Reason == "Unschedulable" {
+				log.Warnf("Pod is unschedulable %s", condition.Message)
+				return true, fmt.Sprintf("Pod is unschedulable: %s", condition.Message)
+			}
+		}
+	}
+
 	// Check the Status field
 	for _, containerStatus := range pod.Status.ContainerStatuses {
 		// If the container's image state is ImagePullBackOff, it indicates an image pull failure

pkg/util/kube/pod_test.go

@@ -401,6 +401,21 @@ func TestIsPodUnrecoverable(t *testing.T) {
 			},
 			want: false,
 		},
+		{
+			name: "pod is unschedulable",
+			pod: &corev1api.Pod{
+				Status: corev1api.PodStatus{
+					Phase: corev1api.PodPending,
+					Conditions: []corev1api.PodCondition{
+						{
+							Type:   corev1api.PodScheduled,
+							Reason: "Unschedulable",
+						},
+					},
+				},
+			},
+			want: true,
+		},
 		{
 			name: "pod is normal",
 			pod: &corev1api.Pod{