81 lines
1.9 KiB
Go
81 lines
1.9 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 util
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import (
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"bytes"
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"sort"
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"github.com/ghodss/yaml"
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"k8s.io/kubectl/pkg/kinflate/resource"
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"k8s.io/kubectl/pkg/kinflate/types"
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)
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// Encode encodes the map `in` and output the encoded objects separated by `---`.
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func Encode(in resource.ResourceCollection) ([]byte, error) {
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gvknList := []types.GroupVersionKindName{}
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for gvkn := range in {
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gvknList = append(gvknList, gvkn)
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}
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sort.Sort(types.ByGVKN(gvknList))
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firstObj := true
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var b []byte
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buf := bytes.NewBuffer(b)
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for _, gvkn := range gvknList {
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obj := in[gvkn].Data
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out, err := yaml.Marshal(obj)
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if err != nil {
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return nil, err
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}
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if !firstObj {
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_, err = buf.WriteString("---\n")
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if err != nil {
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return nil, err
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}
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}
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_, err = buf.Write(out)
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if err != nil {
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return nil, err
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}
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firstObj = false
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}
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return buf.Bytes(), nil
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}
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// WriteToDir write each object in ResourceCollection to a file named with GroupVersionKindName.
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func WriteToDir(in resource.ResourceCollection, dirName string, printer Printer) (*Directory, error) {
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dir, err := CreateDirectory(dirName)
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if err != nil {
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return &Directory{}, err
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}
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for gvkn, obj := range in {
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f, err := dir.NewFile(gvkn.String())
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if err != nil {
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return &Directory{}, err
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}
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defer f.Close()
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err = printer.Print(obj.Data, f)
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if err != nil {
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return &Directory{}, err
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}
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}
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return dir, nil
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}
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