external-dns/endpoint/utils.go

/*
Copyright 2026 The Kubernetes Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package endpoint

import (
	log "github.com/sirupsen/logrus"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

const (
	msg = "No endpoints could be generated from '%s/%s/%s'"
)

// HasNoEmptyEndpoints checks if the endpoint list is empty and logs
// a debug message if so. Returns true if empty, false otherwise.
func HasNoEmptyEndpoints(
	endpoints []*Endpoint,
	rType string, entity metav1.ObjectMetaAccessor,
) bool {
	if len(endpoints) == 0 {
		log.Debugf(msg, rType, entity.GetObjectMeta().GetNamespace(), entity.GetObjectMeta().GetName())
		return true
	}
	return false
}