35 lines
1.2 KiB
Go
35 lines
1.2 KiB
Go
/*
|
|
Copyright 2020 The cert-manager 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 selectors
|
|
|
|
import (
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
)
|
|
|
|
// Selector determines whether a kubernetes object matches the
|
|
// criteria checked by the implementation.
|
|
type Selector interface {
|
|
// Matches returns the number of matches that this selector
|
|
// has with the given object metadata and dnsName.
|
|
// The greater the returned number, the more 'specific' of a
|
|
// match this meta/dnsName pair has with this selector.
|
|
// In some cases, the selector may 'match' (i.e. the bool == true),
|
|
// but the number of matches may be zero (i.e. for a label selector,
|
|
// where an empty selector matches all).
|
|
Matches(meta metav1.ObjectMeta, dnsName string) (bool, int)
|
|
}
|