mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-05-22 23:07:00 +00:00
103 lines
2.5 KiB
Go
103 lines
2.5 KiB
Go
// Code generated by pluginator on PrefixSuffixTransformer; DO NOT EDIT.
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package builtin
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import (
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"errors"
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"fmt"
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"sigs.k8s.io/kustomize/pkg/gvk"
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"sigs.k8s.io/kustomize/pkg/ifc"
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"sigs.k8s.io/kustomize/pkg/resid"
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"sigs.k8s.io/kustomize/pkg/resmap"
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"sigs.k8s.io/kustomize/pkg/transformers"
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"sigs.k8s.io/kustomize/pkg/transformers/config"
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"sigs.k8s.io/yaml"
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)
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// Add the given prefix and suffix to the field.
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type PrefixSuffixTransformerPlugin struct {
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Prefix string `json:"prefix,omitempty" yaml:"prefix,omitempty"`
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Suffix string `json:"suffix,omitempty" yaml:"suffix,omitempty"`
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FieldSpecs []config.FieldSpec `json:"fieldSpecs,omitempty" yaml:"fieldSpecs,omitempty"`
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}
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//noinspection GoUnusedGlobalVariable
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func NewPrefixSuffixTransformerPlugin() *PrefixSuffixTransformerPlugin {
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return &PrefixSuffixTransformerPlugin{}
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}
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// Not placed in a file yet due to lack of demand.
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var prefixSuffixFieldSpecsToSkip = []config.FieldSpec{
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{
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Gvk: gvk.Gvk{Kind: "CustomResourceDefinition"},
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},
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}
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func (p *PrefixSuffixTransformerPlugin) Config(
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ldr ifc.Loader, rf *resmap.Factory, c []byte) (err error) {
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p.Prefix = ""
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p.Suffix = ""
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p.FieldSpecs = nil
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err = yaml.Unmarshal(c, p)
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if err != nil {
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return
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}
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if p.FieldSpecs == nil {
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return errors.New("fieldSpecs is not expected to be nil")
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}
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return
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}
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func (p *PrefixSuffixTransformerPlugin) Transform(m resmap.ResMap) error {
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if len(p.Prefix) == 0 && len(p.Suffix) == 0 {
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return nil
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}
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for _, r := range m.Resources() {
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if p.shouldSkip(r.OrgId()) {
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continue
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}
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id := r.OrgId()
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for _, path := range p.FieldSpecs {
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if !id.IsSelected(&path.Gvk) {
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continue
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}
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if smellsLikeANameChange(&path) {
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r.AddNamePrefix(p.Prefix)
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r.AddNameSuffix(p.Suffix)
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}
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err := transformers.MutateField(
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r.Map(),
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path.PathSlice(),
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path.CreateIfNotPresent,
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p.addPrefixSuffix)
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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 smellsLikeANameChange(fs *config.FieldSpec) bool {
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return fs.Path == "metadata/name"
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}
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func (p *PrefixSuffixTransformerPlugin) shouldSkip(
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id resid.ResId) bool {
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for _, path := range prefixSuffixFieldSpecsToSkip {
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if id.IsSelected(&path.Gvk) {
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return true
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}
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}
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return false
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}
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func (p *PrefixSuffixTransformerPlugin) addPrefixSuffix(
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in interface{}) (interface{}, error) {
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s, ok := in.(string)
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if !ok {
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return nil, fmt.Errorf("%#v is expected to be %T", in, s)
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}
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return fmt.Sprintf("%s%s%s", p.Prefix, s, p.Suffix), nil
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}
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