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Ease doing custom configuration of builtin plugins.

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This commit is contained in:
jregan
2019-09-11 20:17:33 -07:00
committed by Jeffrey Regan
parent 7e71009283
commit 2050afdeb4
33 changed files with 596 additions and 432 deletions
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30
pkg/target/kusttarget.go
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@@ -160,7 +160,7 @@ func (kt *KustTarget) makeCustomizedResMap(
func (kt *KustTarget) addHashesToNames(
ra *accumulator.ResAccumulator) error {
p := builtin.NewHashTransformerPlugin()
err := kt.configureBuiltinPlugin(p, nil, "hash")
err := kt.configureBuiltinPlugin(p, nil, plugins.HashTransformer)
if err != nil {
return err
}
@@ -181,7 +181,6 @@ func (kt *KustTarget) computeInventory(
return fmt.Errorf("namespace mismatch")
}
p := builtin.NewInventoryTransformerPlugin()
var c struct {
Policy string
types.ObjectMeta `json:"metadata,omitempty" yaml:"metadata,omitempty"`
@@ -189,8 +188,8 @@ func (kt *KustTarget) computeInventory(
c.Name = inv.ConfigMap.Name
c.Namespace = inv.ConfigMap.Namespace
c.Policy = garbagePolicy.String()
err := kt.configureBuiltinPlugin(p, c, "inventory")
p := builtin.NewInventoryTransformerPlugin()
err := kt.configureBuiltinPlugin(p, c, plugins.InventoryTransformer)
if err != nil {
return err
}
@@ -283,7 +282,7 @@ func (kt *KustTarget) runGenerators(
return nil
}
func (kt *KustTarget) configureExternalGenerators() ([]transformers.Generator, error) {
func (kt *KustTarget) configureExternalGenerators() ([]resmap.Generator, error) {
ra := accumulator.MakeEmptyAccumulator()
err := kt.accumulateResources(ra, kt.kustomization.Generators)
if err != nil {
@@ -293,7 +292,7 @@ func (kt *KustTarget) configureExternalGenerators() ([]transformers.Generator, e
}
func (kt *KustTarget) runTransformers(ra *accumulator.ResAccumulator) error {
var r []transformers.Transformer
var r []resmap.Transformer
tConfig := ra.GetTransformerConfig()
lts, err := kt.configureBuiltinTransformers(tConfig)
if err != nil {
@@ -309,7 +308,7 @@ func (kt *KustTarget) runTransformers(ra *accumulator.ResAccumulator) error {
return ra.Transform(t)
}
func (kt *KustTarget) configureExternalTransformers() ([]transformers.Transformer, error) {
func (kt *KustTarget) configureExternalTransformers() ([]resmap.Transformer, error) {
ra := accumulator.MakeEmptyAccumulator()
err := kt.accumulateResources(ra, kt.kustomization.Transformers)
if err != nil {
@@ -374,3 +373,20 @@ func (kt *KustTarget) accumulateFile(
}
return nil
}
func (kt *KustTarget) configureBuiltinPlugin(
p resmap.Configurable, c interface{}, bpt plugins.BuiltinPluginType) (err error) {
var y []byte
if c != nil {
y, err = yaml.Marshal(c)
if err != nil {
return errors.Wrapf(
err, "builtin %s marshal", bpt)
}
}
err = p.Config(kt.ldr, kt.rFactory, y)
if err != nil {
return errors.Wrapf(err, "builtin %s config: %v", bpt, y)
}
return nil
}