mirror of
https://github.com/rocky-linux/peridot.git
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51 lines
1.7 KiB
Go
51 lines
1.7 KiB
Go
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/*
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Copyright 2022 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 internal
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import (
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"fmt"
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"k8s.io/apimachinery/pkg/api/meta"
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apimachineryvalidation "k8s.io/apimachinery/pkg/api/validation"
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"k8s.io/apimachinery/pkg/runtime"
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)
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// LastAppliedConfigAnnotation is the annotation used to store the previous
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// configuration of a resource for use in a three way diff by UpdateApplyAnnotation.
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//
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// This is a copy of the corev1 annotation since we don't want to depend on the whole package.
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const LastAppliedConfigAnnotation = "kubectl.kubernetes.io/last-applied-configuration"
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// SetLastApplied sets the last-applied annotation the given value in
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// the object.
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func SetLastApplied(obj runtime.Object, value string) error {
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accessor, err := meta.Accessor(obj)
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if err != nil {
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panic(fmt.Sprintf("couldn't get accessor: %v", err))
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}
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var annotations = accessor.GetAnnotations()
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if annotations == nil {
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annotations = map[string]string{}
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}
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annotations[LastAppliedConfigAnnotation] = value
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if err := apimachineryvalidation.ValidateAnnotationsSize(annotations); err != nil {
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delete(annotations, LastAppliedConfigAnnotation)
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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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