mirror of https://github.com/k3s-io/k3s
46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
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/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package schedulingpolicy
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import (
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"k8s.io/apimachinery/pkg/api/meta"
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"k8s.io/apimachinery/pkg/runtime"
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)
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// mergeAnnotations updates obj so that the provided annotations supersede the
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// existing annotations.
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func mergeAnnotations(obj runtime.Object, annotations map[string]string) error {
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if len(annotations) == 0 {
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return nil
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}
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accessor, err := meta.Accessor(obj)
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if err != nil {
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return err
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}
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orig := accessor.GetAnnotations()
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for k := range orig {
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if _, ok := annotations[k]; !ok {
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annotations[k] = orig[k]
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}
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}
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accessor.SetAnnotations(annotations)
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return nil
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}
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