mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-05-21 22:41:42 +00:00
62 lines
1.5 KiB
Go
62 lines
1.5 KiB
Go
/*
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Copyright 2018 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 transformers
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import (
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"fmt"
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"sigs.k8s.io/kustomize/pkg/ifc"
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"sigs.k8s.io/kustomize/pkg/resmap"
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"sigs.k8s.io/kustomize/pkg/resource"
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)
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// nameHashTransformer contains the prefix and the path config for each field that
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// the name prefix will be applied.
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type nameHashTransformer struct {
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hash ifc.Hash
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}
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var _ Transformer = &nameHashTransformer{}
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// NewNameHashTransformer construct a nameHashTransformer.
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func NewNameHashTransformer(h ifc.Hash) Transformer {
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return &nameHashTransformer{hash: h}
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}
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// Transform appends hash to configmaps and secrets.
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func (o *nameHashTransformer) Transform(m resmap.ResMap) error {
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for _, res := range m {
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if res.IsGenerated() {
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err := o.appendHash(res)
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if err != nil {
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return err
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}
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}
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}
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return nil
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}
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func (o *nameHashTransformer) appendHash(res *resource.Resource) error {
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h, err := o.hash.Hash(res.Map())
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if err != nil {
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return err
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}
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nameWithHash := fmt.Sprintf("%s-%s", res.GetName(), h)
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res.SetName(nameWithHash)
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return nil
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}
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