34 lines
1.1 KiB
Go
34 lines
1.1 KiB
Go
/*
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Copyright 2016 The Fission 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 crd
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import (
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"fmt"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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// Given metadata, create a key that uniquely identifies the contents
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// of the object. Since resourceVersion changes on every update and
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// UIDs are unique, uid+resourceVersion identifies the
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// content. (ResourceVersion may also update on status updates, so
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// this will result in some unnecessary cache misses. That should be
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// ok.)
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func CacheKey(metadata *metav1.ObjectMeta) string {
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return fmt.Sprintf("%v_%v", metadata.UID, metadata.ResourceVersion)
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}
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