Files
kustomize/plugin/builtin/labeltransformer/LabelTransformer.go
2020-06-19 15:06:13 -07:00

43 lines
1015 B
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
//go:generate pluginator
package main
import (
"sigs.k8s.io/kustomize/api/filters/labels"
"sigs.k8s.io/kustomize/api/resmap"
"sigs.k8s.io/kustomize/api/types"
"sigs.k8s.io/kustomize/kyaml/filtersutil"
"sigs.k8s.io/yaml"
)
// Add the given labels to the given field specifications.
type plugin struct {
Labels map[string]string `json:"labels,omitempty" yaml:"labels,omitempty"`
FieldSpecs []types.FieldSpec `json:"fieldSpecs,omitempty" yaml:"fieldSpecs,omitempty"`
}
//noinspection GoUnusedGlobalVariable
var KustomizePlugin plugin
func (p *plugin) Config(
_ *resmap.PluginHelpers, c []byte) (err error) {
p.Labels = nil
p.FieldSpecs = nil
return yaml.Unmarshal(c, p)
}
func (p *plugin) Transform(m resmap.ResMap) error {
for _, r := range m.Resources() {
err := filtersutil.ApplyToJSON(labels.Filter{
Labels: p.Labels,
FsSlice: p.FieldSpecs,
}, r)
if err != nil {
return err
}
}
return nil
}