mirror of
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97 lines
2.7 KiB
Go
97 lines
2.7 KiB
Go
// Code generated by pluginator on SuffixTransformer; DO NOT EDIT.
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// pluginator {(devel) unknown }
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package builtins
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import (
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"errors"
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"sigs.k8s.io/kustomize/api/filters/suffix"
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"sigs.k8s.io/kustomize/api/resmap"
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"sigs.k8s.io/kustomize/api/types"
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"sigs.k8s.io/kustomize/kyaml/resid"
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"sigs.k8s.io/kustomize/kyaml/yaml"
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)
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// Add the given suffix to the field
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type SuffixTransformerPlugin struct {
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Suffix string `json:"suffix,omitempty" yaml:"suffix,omitempty"`
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FieldSpecs types.FsSlice `json:"fieldSpecs,omitempty" yaml:"fieldSpecs,omitempty"`
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}
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// TODO: Make this gvk skip list part of the config.
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var suffixFieldSpecsToSkip = types.FsSlice{
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{Gvk: resid.Gvk{Kind: "CustomResourceDefinition"}},
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{Gvk: resid.Gvk{Group: "apiregistration.k8s.io", Kind: "APIService"}},
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{Gvk: resid.Gvk{Kind: "Namespace"}},
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}
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func (p *SuffixTransformerPlugin) Config(
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_ *resmap.PluginHelpers, c []byte) (err error) {
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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 *SuffixTransformerPlugin) Transform(m resmap.ResMap) error {
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// Even if the Suffix is empty we want to proceed with the
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// transformation. This allows to add contextual information
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// to the resources (AddNameSuffix).
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for _, r := range m.Resources() {
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// TODO: move this test into the filter (i.e. make a better filter)
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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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// current default configuration contains
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// only one entry: "metadata/name" with no GVK
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for _, fs := range p.FieldSpecs {
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// TODO: this is redundant to filter (but needed for now)
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if !id.IsSelected(&fs.Gvk) {
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continue
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}
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// TODO: move this test into the filter.
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if fs.Path == "metadata/name" {
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// "metadata/name" is the only field.
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// this will add a suffix to the resource
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// even if it is empty
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r.AddNameSuffix(p.Suffix)
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if p.Suffix != "" {
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// TODO: There are multiple transformers that can change a resource's name, and each makes a call to
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// StorePreviousID(). We should make it so that we only call StorePreviousID once per kustomization layer
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// to avoid storing intermediate names between transformations, to prevent intermediate name conflicts.
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r.StorePreviousId()
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}
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}
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if err := r.ApplyFilter(suffix.Filter{
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Suffix: p.Suffix,
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FieldSpec: fs,
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}); 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 (p *SuffixTransformerPlugin) shouldSkip(id resid.ResId) bool {
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for _, path := range suffixFieldSpecsToSkip {
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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 NewSuffixTransformerPlugin() resmap.TransformerPlugin {
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return &SuffixTransformerPlugin{}
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}
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