feat: add mode duplicate

pkg/util/util.go

@@ -657,3 +657,47 @@ func CleanExtensionLib() {
 		}
 	}
 }
+
+func WaitPodToBeReady(ctx context.Context, podInterface v12.PodInterface, selector metav1.LabelSelector) error {
+	watchStream, err := podInterface.Watch(ctx, metav1.ListOptions{
+		LabelSelector: fields.SelectorFromSet(selector.MatchLabels).String(),
+	})
+	if err != nil {
+		return err
+	}
+	defer watchStream.Stop()
+	var last string
+	for {
+		select {
+		case e, ok := <-watchStream.ResultChan():
+			if !ok {
+				return fmt.Errorf("can not wait pod to be ready because of watch chan has closed")
+			}
+			if podT, ok := e.Object.(*v1.Pod); ok {
+				if podT.DeletionTimestamp != nil {
+					continue
+				}
+				var sb = bytes.NewBuffer(nil)
+				sb.WriteString(fmt.Sprintf("pod [%s] status is %s\n", podT.Name, podT.Status.Phase))
+				PrintStatus(podT, sb)
+
+				if last != sb.String() {
+					log.Infof(sb.String())
+				}
+				if podutils.IsPodReady(podT) && func() bool {
+					for _, status := range podT.Status.ContainerStatuses {
+						if !status.Ready {
+							return false
+						}
+					}
+					return true
+				}() {
+					return nil
+				}
+				last = sb.String()
+			}
+		case <-time.Tick(time.Minute * 60):
+			return errors.New(fmt.Sprintf("wait pod to be ready timeout"))
+		}
+	}
+}