Merge pull request #6688 from Mou887/automated-cherry-pick-of-#6647-upstream-release-1.12-1756107444

Fix unreasonable informer stop behavior

Author: karmada-bot

pkg/controllers/federatedhpa/federatedhpa_controller.go

@@ -577,7 +577,6 @@ func (c *FHPAController) buildPodInformerForCluster(clusterScaleClient *util.Clu
 		return nil
 	}(); err != nil {
 		klog.Errorf("Failed to sync cache for cluster: %s, error: %v", clusterScaleClient.ClusterName, err)
-		c.TypedInformerManager.Stop(clusterScaleClient.ClusterName)
 		return nil, err
 	}
 

pkg/controllers/mcs/service_export_controller.go

@@ -272,7 +272,6 @@ func (c *ServiceExportController) registerInformersAndStart(cluster *clusterv1al
 		return nil
 	}(); err != nil {
 		klog.Errorf("Failed to sync cache for cluster: %s, error: %v", cluster.Name, err)
-		c.InformerManager.Stop(cluster.Name)
 		return err
 	}
 

pkg/controllers/multiclusterservice/endpointslice_collect_controller.go

@@ -214,7 +214,6 @@ func (c *EndpointSliceCollectController) registerInformersAndStart(cluster *clus
 		return nil
 	}(); err != nil {
 		klog.Errorf("Failed to sync cache for cluster: %s, error: %v", cluster.Name, err)
-		c.InformerManager.Stop(cluster.Name)
 		return err
 	}
 

pkg/controllers/status/cluster_status_controller.go

@@ -390,7 +390,6 @@ func (c *ClusterStatusController) buildInformerForCluster(clusterClient *util.Cl
 		return nil
 	}(); err != nil {
 		klog.Errorf("Failed to sync cache for cluster: %s, error: %v", clusterClient.ClusterName, err)
-		c.TypedInformerManager.Stop(clusterClient.ClusterName)
 		return nil, err
 	}
 

pkg/controllers/status/work_status_controller.go

@@ -504,7 +504,6 @@ func (c *WorkStatusController) registerInformersAndStart(cluster *clusterv1alpha
 		return nil
 	}(); err != nil {
 		klog.Errorf("Failed to sync cache for cluster: %s, error: %v", cluster.Name, err)
-		c.InformerManager.Stop(cluster.Name)
 		return err
 	}