func()

in pkg/controller/sub_controller/fe/controller.go [81:143]

• 53 lines of code
• 10 McCabe index (conditional complexity)

func (fc *Controller) Sync(ctx context.Context, cluster *v1.DorisCluster) error {
	if cluster.Spec.FeSpec == nil {
		klog.Info("fe Controller Sync ", "the fe component is not needed ", "namespace ", cluster.Namespace, " doris cluster name ", cluster.Name)
		return nil
	}
	var oldStatus v1.ComponentStatus
	if cluster.Status.FEStatus != nil {
		oldStatus = *(cluster.Status.FEStatus.DeepCopy())
	}
	fc.InitStatus(cluster, v1.Component_FE)

	if cluster.Spec.EnableRestartWhenConfigChange {
		fc.CompareConfigmapAndTriggerRestart(cluster, oldStatus, v1.Component_FE)
	}

	feSpec := cluster.Spec.FeSpec
	//get the fe configMap for resolve ports.
	config, err := fc.GetConfig(ctx, &feSpec.BaseSpec.ConfigMapInfo, cluster.Namespace, v1.Component_FE)
	if err != nil {
		klog.Error("fe Controller Sync ", "resolve fe configmap failed, namespace ", cluster.Namespace, " error :", err)
		return err
	}
	fc.CheckConfigMountPath(cluster, v1.Component_FE)
	fc.CheckSecretMountPath(cluster, v1.Component_FE)
	fc.CheckSecretExist(ctx, cluster, v1.Component_FE)
	fc.CheckSharedPVC(ctx, cluster)

	//generate new fe service.
	svc := resource.BuildExternalService(cluster, v1.Component_FE, config)
	//create or update fe external and domain search service, update the status of fe on src.
	internalService := resource.BuildInternalService(cluster, v1.Component_FE, config)
	if err := k8s.ApplyService(ctx, fc.K8sclient, &internalService, resource.ServiceDeepEqual); err != nil {
		klog.Errorf("fe controller sync apply internalService name=%s, namespace=%s, clusterName=%s failed.message=%s.",
			internalService.Name, internalService.Namespace, cluster.Name, err.Error())
		return err
	}
	if err := k8s.ApplyService(ctx, fc.K8sclient, &svc, resource.ServiceDeepEqual); err != nil {
		klog.Errorf("fe controller sync apply external service name=%s, namespace=%s, clusterName=%s failed. message=%s.",
			svc.Name, svc.Namespace, cluster.Name, err.Error())
		return err
	}

	if !fc.PrepareReconcileResources(ctx, cluster, v1.Component_FE) {
		klog.Infof("fe controller sync preparing resource for reconciling namespace %s name %s!", cluster.Namespace, cluster.Name)
		return nil
	}

	if err = fc.prepareStatefulsetApply(ctx, cluster, oldStatus); err != nil {
		return err
	}

	st := fc.buildFEStatefulSet(cluster, config)
	if err = k8s.ApplyStatefulSet(ctx, fc.K8sclient, &st, func(new *appv1.StatefulSet, old *appv1.StatefulSet) bool {
		fc.RestrictConditionsEqual(new, old)
		return resource.StatefulSetDeepEqual(new, old, false)
	}); err != nil {
		klog.Errorf("fe controller sync statefulset name=%s, namespace=%s, clusterName=%s failed. message=%s.",
			st.Name, st.Namespace, cluster.Name, err.Error())
		return err
	}

	return nil
}