code: func (az *Cloud) GetLoadBalancer(ctx context.Context, clusterName string, service *v1.Service) (status *v1.LoadBalancerStatus, exists bool, err error) {
  	_, status, exists, err = az.getServiceLoadBalancer(service, clusterName, nil, false)
  	if err != nil {
  		return nil, false, err
  	}
  	if !exists {
  		serviceName := getServiceName(service)
  		klog.V(5).Infof("getloadbalancer (cluster:%s) (service:%s) - doesn't exist", clusterName, serviceName)
  		return nil, false, nil
  	}
  	return status, true, nil
  }
docs: // GetLoadBalancer returns whether the specified load balancer exists, and
  // if so, what its status is.