Merge pull request #380 from Liujingfang1/pathconfig

remove hard coded pathconfig

pkg/app/application.go

@@ -37,6 +37,7 @@ import (
 	patchtransformer "sigs.k8s.io/kustomize/pkg/patch/transformer"
 	"sigs.k8s.io/kustomize/pkg/resmap"
 	"sigs.k8s.io/kustomize/pkg/resource"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 	"sigs.k8s.io/kustomize/pkg/transformers"
 	"sigs.k8s.io/kustomize/pkg/types"
 )
@@ -49,10 +50,11 @@ type Application struct {
 	kustomization *types.Kustomization
 	ldr           loader.Loader
 	fSys          fs.FileSystem
+	tcfg          *transformerconfig.TransformerConfig
 }
 
 // NewApplication returns a new instance of Application primed with a Loader.
-func NewApplication(ldr loader.Loader, fSys fs.FileSystem) (*Application, error) {
+func NewApplication(ldr loader.Loader, fSys fs.FileSystem, tcfg *transformerconfig.TransformerConfig) (*Application, error) {
 	content, err := ldr.Load(constants.KustomizationFileName)
 	if err != nil {
 		return nil, err
@@ -63,7 +65,12 @@ func NewApplication(ldr loader.Loader, fSys fs.FileSystem) (*Application, error)
 	if err != nil {
 		return nil, err
 	}
-	return &Application{kustomization: &m, ldr: ldr, fSys: fSys}, nil
+	return &Application{
+		kustomization: &m,
+		ldr:           ldr,
+		fSys:          fSys,
+		tcfg:          tcfg,
+	}, nil
 }
 
 func unmarshal(y []byte, o interface{}) error {
@@ -95,7 +102,7 @@ func (a *Application) resolveRefsToGeneratedResources(m resmap.ResMap) (resmap.R
 	}
 
 	var r []transformers.Transformer
-	t, err := transformers.NewDefaultingNameReferenceTransformer()
+	t, err := transformers.NewNameReferenceTransformer(a.tcfg.NameReference)
 	if err != nil {
 		return nil, err
 	}
@@ -105,10 +112,7 @@ func (a *Application) resolveRefsToGeneratedResources(m resmap.ResMap) (resmap.R
 	if err != nil {
 		return nil, err
 	}
-	t, err = transformers.NewRefVarTransformer(refVars)
-	if err != nil {
-		return nil, err
-	}
+	t = transformers.NewRefVarTransformer(refVars, a.tcfg.VarReference)
 	r = append(r, t)
 
 	err = transformers.NewMultiTransformer(r).Transform(m)
@@ -125,7 +129,8 @@ func (a *Application) loadCustomizedResMap() (resmap.ResMap, error) {
 	if err != nil {
 		errs.Append(errors.Wrap(err, "loadResMapFromBasesAndResources"))
 	}
-	_, err = crds.RegisterCRDs(a.ldr, a.kustomization.Crds)
+	crdPathConfigs, err := crds.RegisterCRDs(a.ldr, a.kustomization.Crds)
+	a.tcfg = a.tcfg.Merge(crdPathConfigs)
 	if err != nil {
 		errs.Append(errors.Wrap(err, "RegisterCRDs"))
 	}
@@ -209,7 +214,7 @@ func (a *Application) loadCustomizedBases() (resmap.ResMap, *interror.Kustomizat
 			errs.Append(errors.Wrap(err, "couldn't make ldr for "+path))
 			continue
 		}
-		app, err := NewApplication(ldr, a.fSys)
+		app, err := NewApplication(ldr, a.fSys, a.tcfg)
 		if err != nil {
 			errs.Append(errors.Wrap(err, "couldn't make app for "+path))
 			continue
@@ -238,7 +243,7 @@ func (a *Application) loadBasesAsFlatList() ([]*Application, error) {
 			errs.Append(err)
 			continue
 		}
-		a, err := NewApplication(ldr, a.fSys)
+		a, err := NewApplication(ldr, a.fSys, a.tcfg)
 		if err != nil {
 			errs.Append(err)
 			continue
@@ -259,18 +264,18 @@ func (a *Application) newTransformer(patches []*resource.Resource) (transformers
 		return nil, err
 	}
 	r = append(r, t)
-	r = append(r, transformers.NewNamespaceTransformer(string(a.kustomization.Namespace)))
-	t, err = transformers.NewDefaultingNamePrefixTransformer(string(a.kustomization.NamePrefix))
+	r = append(r, transformers.NewNamespaceTransformer(string(a.kustomization.Namespace), a.tcfg.NameSpace))
+	t, err = transformers.NewNamePrefixTransformer(string(a.kustomization.NamePrefix), a.tcfg.NamePrefix)
 	if err != nil {
 		return nil, err
 	}
 	r = append(r, t)
-	t, err = transformers.NewDefaultingLabelsMapTransformer(a.kustomization.CommonLabels)
+	t, err = transformers.NewLabelsMapTransformer(a.kustomization.CommonLabels, a.tcfg.CommonLabels)
 	if err != nil {
 		return nil, err
 	}
 	r = append(r, t)
-	t, err = transformers.NewDefaultingAnnotationsMapTransformer(a.kustomization.CommonAnnotations)
+	t, err = transformers.NewAnnotationsMapTransformer(a.kustomization.CommonAnnotations, a.tcfg.CommonAnnotations)
 	if err != nil {
 		return nil, err
 	}

pkg/app/application_test.go

@@ -30,6 +30,7 @@ import (
 	"sigs.k8s.io/kustomize/pkg/loader"
 	"sigs.k8s.io/kustomize/pkg/resmap"
 	"sigs.k8s.io/kustomize/pkg/resource"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 const (
@@ -203,7 +204,8 @@ func TestResources1(t *testing.T) {
 	l := makeLoader1(t)
 	fakeFs := fs.MakeFakeFS()
 	fakeFs.Mkdir("/")
-	app, err := NewApplication(l, fakeFs)
+	cfg, _ := transformerconfig.MakeDefaultTransformerConfig()
+	app, err := NewApplication(l, fakeFs, cfg)
 	if err != nil {
 		t.Fatalf("Unexpected construction error %v", err)
 	}
@@ -226,7 +228,8 @@ func TestResourceNotFound(t *testing.T) {
 	}
 	fakeFs := fs.MakeFakeFS()
 	fakeFs.Mkdir("/")
-	app, err := NewApplication(l, fakeFs)
+	cfg, _ := transformerconfig.MakeDefaultTransformerConfig()
+	app, err := NewApplication(l, fakeFs, cfg)
 	if err != nil {
 		t.Fatalf("Unexpected construction error %v", err)
 	}
@@ -247,7 +250,8 @@ func TestSecretTimeout(t *testing.T) {
 	}
 	fakeFs := fs.MakeFakeFS()
 	fakeFs.Mkdir("/")
-	app, err := NewApplication(l, fakeFs)
+	cfg, _ := transformerconfig.MakeDefaultTransformerConfig()
+	app, err := NewApplication(l, fakeFs, cfg)
 	if err != nil {
 		t.Fatalf("Unexpected construction error %v", err)
 	}

pkg/commands/build.go

@@ -27,6 +27,7 @@ import (
 	"sigs.k8s.io/kustomize/pkg/constants"
 	"sigs.k8s.io/kustomize/pkg/fs"
 	"sigs.k8s.io/kustomize/pkg/loader"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 type buildOptions struct {
@@ -94,7 +95,11 @@ func (o *buildOptions) RunBuild(out io.Writer, fSys fs.FileSystem) error {
 	}
 	defer rootLoader.Cleanup()
 
-	application, err := app.NewApplication(rootLoader, fSys)
+	cfg, err := transformerconfig.MakeDefaultTransformerConfig()
+	if err != nil {
+		return err
+	}
+	application, err := app.NewApplication(rootLoader, fSys, cfg)
 	if err != nil {
 		return err
 	}

pkg/transformers/labelsandannotations.go

@@ -21,29 +21,30 @@ import (
 	"fmt"
 
 	"sigs.k8s.io/kustomize/pkg/resmap"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 // mapTransformer contains a map string->string and path configs
 // The map will be applied to the fields specified in path configs.
 type mapTransformer struct {
 	m           map[string]string
-	pathConfigs []PathConfig
+	pathConfigs []transformerconfig.PathConfig
 }
 
 var _ Transformer = &mapTransformer{}
 
-// NewDefaultingLabelsMapTransformer construct a mapTransformer with defaultLabelsPathConfigs.
-func NewDefaultingLabelsMapTransformer(m map[string]string) (Transformer, error) {
-	return NewMapTransformer(defaultLabelsPathConfigs, m)
+// NewLabelsMapTransformer construct a mapTransformer with a given pathConfig slice
+func NewLabelsMapTransformer(m map[string]string, p []transformerconfig.PathConfig) (Transformer, error) {
+	return NewMapTransformer(p, m)
 }
 
-// NewDefaultingAnnotationsMapTransformer construct a mapTransformer with defaultAnnotationsPathConfigs.
-func NewDefaultingAnnotationsMapTransformer(m map[string]string) (Transformer, error) {
-	return NewMapTransformer(defaultAnnotationsPathConfigs, m)
+// NewAnnotationsMapTransformer construct a mapTransformer with a given pathConfig slice
+func NewAnnotationsMapTransformer(m map[string]string, p []transformerconfig.PathConfig) (Transformer, error) {
+	return NewMapTransformer(p, m)
 }
 
 // NewMapTransformer construct a mapTransformer.
-func NewMapTransformer(pc []PathConfig, m map[string]string) (Transformer, error) {
+func NewMapTransformer(pc []transformerconfig.PathConfig, m map[string]string) (Transformer, error) {
 	if m == nil {
 		return NewNoOpTransformer(), nil
 	}
@@ -59,10 +60,10 @@ func (o *mapTransformer) Transform(m resmap.ResMap) error {
 	for id := range m {
 		objMap := m[id].UnstructuredContent()
 		for _, path := range o.pathConfigs {
-			if !id.Gvk().IsSelected(path.GroupVersionKind) {
+			if !id.Gvk().IsSelected(&path.Gvk) {
 				continue
 			}
-			err := mutateField(objMap, path.Path, path.CreateIfNotPresent, o.addMap)
+			err := mutateField(objMap, path.PathSlice(), path.CreateIfNotPresent, o.addMap)
 			if err != nil {
 				return err
 			}

pkg/transformers/labelsandannotations_test.go

@@ -23,6 +23,7 @@ import (
 	"sigs.k8s.io/kustomize/pkg/gvk"
 	"sigs.k8s.io/kustomize/pkg/resmap"
 	"sigs.k8s.io/kustomize/pkg/resource"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 var service = gvk.Gvk{Version: "v1", Kind: "Service"}
@@ -414,7 +415,11 @@ func TestLabelsRun(t *testing.T) {
 			}),
 	}
 
-	lt, err := NewDefaultingLabelsMapTransformer(map[string]string{"label-key1": "label-value1", "label-key2": "label-value2"})
+	tcfg, err := transformerconfig.MakeDefaultTransformerConfig()
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	lt, err := NewLabelsMapTransformer(map[string]string{"label-key1": "label-value1", "label-key2": "label-value2"}, tcfg.CommonLabels)
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}
@@ -549,7 +554,11 @@ func TestAnnotationsRun(t *testing.T) {
 				},
 			}),
 	}
-	at, err := NewDefaultingAnnotationsMapTransformer(map[string]string{"anno-key1": "anno-value1", "anno-key2": "anno-value2"})
+	tcfg, err := transformerconfig.MakeDefaultTransformerConfig()
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	at, err := NewAnnotationsMapTransformer(map[string]string{"anno-key1": "anno-value1", "anno-key2": "anno-value2"}, tcfg.CommonAnnotations)
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}

pkg/transformers/labelsandannotationsconfig.go

@@ -1,226 +0,0 @@
-/*
-Copyright 2018 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package transformers
-
-import (
-	"sigs.k8s.io/kustomize/pkg/gvk"
-)
-
-// defaultLabelsPathConfigs is the default configuration for mutating labels and
-// selector fields for native k8s APIs.
-var defaultLabelsPathConfigs = []PathConfig{
-	{
-		Path:               []string{"metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Version: "v1", Kind: "Service"},
-		Path:               []string{"spec", "selector"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Version: "v1", Kind: "ReplicationController"},
-		Path:               []string{"spec", "selector"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Version: "v1", Kind: "ReplicationController"},
-		Path:               []string{"spec", "template", "metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "Deployment"},
-		Path:               []string{"spec", "selector", "matchLabels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "Deployment"},
-		Path:               []string{"spec", "template", "metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "Deployment"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAffinity",
-			"preferredDuringSchedulingIgnoredDuringExecution",
-			"podAffinityTerm", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "Deployment"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAffinity",
-			"requiredDuringSchedulingIgnoredDuringExecution", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "Deployment"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAntiAffinity",
-			"preferredDuringSchedulingIgnoredDuringExecution",
-			"podAffinityTerm", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "Deployment"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAntiAffinity",
-			"requiredDuringSchedulingIgnoredDuringExecution", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "ReplicaSet"},
-		Path:               []string{"spec", "selector", "matchLabels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "ReplicaSet"},
-		Path:               []string{"spec", "template", "metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "DaemonSet"},
-		Path:               []string{"spec", "selector", "matchLabels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "DaemonSet"},
-		Path:               []string{"spec", "template", "metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "apps", Kind: "StatefulSet"},
-		Path:               []string{"spec", "selector", "matchLabels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "apps", Kind: "StatefulSet"},
-		Path:               []string{"spec", "template", "metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "StatefulSet"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAffinity",
-			"preferredDuringSchedulingIgnoredDuringExecution",
-			"podAffinityTerm", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "StatefulSet"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAffinity",
-			"requiredDuringSchedulingIgnoredDuringExecution", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "StatefulSet"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAntiAffinity",
-			"preferredDuringSchedulingIgnoredDuringExecution",
-			"podAffinityTerm", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind: &gvk.Gvk{Group: "apps", Kind: "StatefulSet"},
-		Path: []string{"spec", "template", "spec", "affinity", "podAntiAffinity",
-			"requiredDuringSchedulingIgnoredDuringExecution", "labelSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "batch", Kind: "Job"},
-		Path:               []string{"spec", "selector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "batch", Kind: "Job"},
-		Path:               []string{"spec", "template", "metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "batch", Kind: "CronJob"},
-		Path:               []string{"spec", "jobTemplate", "spec", "selector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "batch", Kind: "CronJob"},
-		Path:               []string{"spec", "jobTemplate", "spec", "template", "metadata", "labels"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "policy", Kind: "PodDisruptionBudget"},
-		Path:               []string{"spec", "selector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "networking.k8s.io", Kind: "NetworkPolicy"},
-		Path:               []string{"spec", "podSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "networking.k8s.io", Kind: "NetworkPolicy"},
-		Path:               []string{"spec", "ingress", "from", "podSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "networking.k8s.io", Kind: "NetworkPolicy"},
-		Path:               []string{"spec", "egress", "to", "podSelector", "matchLabels"},
-		CreateIfNotPresent: false,
-	},
-}
-
-// defaultLabelsPathConfigs is the default configuration for mutating annotations
-// fields for native k8s APIs.
-var defaultAnnotationsPathConfigs = []PathConfig{
-	{
-		Path:               []string{"metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Version: "v1", Kind: "ReplicationController"},
-		Path:               []string{"spec", "template", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "Deployment"},
-		Path:               []string{"spec", "template", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "ReplicaSet"},
-		Path:               []string{"spec", "template", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Kind: "DaemonSet"},
-		Path:               []string{"spec", "template", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "apps", Kind: "StatefulSet"},
-		Path:               []string{"spec", "template", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "batch", Kind: "Job"},
-		Path:               []string{"spec", "template", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "batch", Kind: "CronJob"},
-		Path:               []string{"spec", "jobTemplate", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-	{
-		GroupVersionKind:   &gvk.Gvk{Group: "batch", Kind: "CronJob"},
-		Path:               []string{"spec", "jobTemplate", "spec", "template", "metadata", "annotations"},
-		CreateIfNotPresent: true,
-	},
-}

pkg/transformers/namereference.go

@@ -23,23 +23,19 @@ import (
 	"sigs.k8s.io/kustomize/pkg/gvk"
 	"sigs.k8s.io/kustomize/pkg/resmap"
 	"sigs.k8s.io/kustomize/pkg/resource"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 // nameReferenceTransformer contains the referencing info between 2 GroupVersionKinds
 type nameReferenceTransformer struct {
-	pathConfigs []ReferencePathConfig
+	pathConfigs []transformerconfig.ReferencePathConfig
 }
 
 var _ Transformer = &nameReferenceTransformer{}
 
-// NewDefaultingNameReferenceTransformer constructs a nameReferenceTransformer
-// with defaultNameReferencepathConfigs.
-func NewDefaultingNameReferenceTransformer() (Transformer, error) {
-	return NewNameReferenceTransformer(defaultNameReferencePathConfigs)
-}
-
-// NewNameReferenceTransformer construct a nameReferenceTransformer.
-func NewNameReferenceTransformer(pc []ReferencePathConfig) (Transformer, error) {
+// NewNameReferenceTransformer constructs a nameReferenceTransformer
+// with a given Reference PathConfig slice
+func NewNameReferenceTransformer(pc []transformerconfig.ReferencePathConfig) (Transformer, error) {
 	if pc == nil {
 		return nil, errors.New("pathConfigs is not expected to be nil")
 	}
@@ -54,12 +50,12 @@ func (o *nameReferenceTransformer) Transform(m resmap.ResMap) error {
 	for id := range m {
 		objMap := m[id].UnstructuredContent()
 		for _, referencePathConfig := range o.pathConfigs {
-			for _, path := range referencePathConfig.pathConfigs {
-				if !id.Gvk().IsSelected(path.GroupVersionKind) {
+			for _, path := range referencePathConfig.PathConfigs {
+				if !id.Gvk().IsSelected(&path.Gvk) {
 					continue
 				}
-				err := mutateField(objMap, path.Path, path.CreateIfNotPresent,
-					o.updateNameReference(referencePathConfig.referencedGVK, m.FilterBy(id)))
+				err := mutateField(objMap, path.PathSlice(), path.CreateIfNotPresent,
+					o.updateNameReference(referencePathConfig.Gvk, m.FilterBy(id)))
 				if err != nil {
 					return err
 				}

pkg/transformers/namereference_test.go

@@ -22,6 +22,7 @@ import (
 
 	"sigs.k8s.io/kustomize/pkg/resmap"
 	"sigs.k8s.io/kustomize/pkg/resource"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 func TestNameReferenceRun(t *testing.T) {
@@ -322,7 +323,11 @@ func TestNameReferenceRun(t *testing.T) {
 		},
 	)
 
-	nrt, err := NewDefaultingNameReferenceTransformer()
+	tcfg, err := transformerconfig.MakeDefaultTransformerConfig()
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	nrt, err := NewNameReferenceTransformer(tcfg.NameReference)
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}

pkg/transformers/namereferenceconfig.go

@@ -1,920 +0,0 @@
-/*
-Copyright 2018 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package transformers
-
-import (
-	"sigs.k8s.io/kustomize/pkg/gvk"
-)
-
-// defaultNameReferencePathConfigs is the default configuration for updating
-// the fields reference the name of other resources.
-var defaultNameReferencePathConfigs = []ReferencePathConfig{
-	{
-		referencedGVK: gvk.Gvk{
-			Kind: "Deployment",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "HorizontalPodAutoscaler",
-				},
-				Path:               []string{"spec", "scaleTargetRef", "name"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Kind: "ReplicationController",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "HorizontalPodAutoscaler",
-				},
-				Path:               []string{"spec", "scaleTargetRef", "name"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Kind: "ReplicaSet",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "HorizontalPodAutoscaler",
-				},
-				Path:               []string{"spec", "scaleTargetRef", "name"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Version: "v1",
-			Kind:    "ConfigMap",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "volumes", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "containers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "initContainers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "containers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "initContainers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "projected", "sources", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "projected", "sources", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "volumes", "configMap", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "containers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "initContainers", "env", "valueFrom", "configMapKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "containers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "initContainers", "envFrom", "configMapRef", "name"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Version: "v1",
-			Kind:    "Secret",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "volumes", "secret", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "containers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "initContainers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "containers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "initContainers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Version: "v1",
-					Kind:    "Pod",
-				},
-				Path:               []string{"spec", "imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "secret", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "secret", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicaSet",
-				},
-				Path:               []string{"spec", "template", "spec", "imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "secret", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "secret", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "secret", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "containers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "initContainers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "volumes", "secret", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "containers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "initContainers", "env", "valueFrom", "secretKeyRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "containers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "initContainers", "envFrom", "secretRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Ingress",
-				},
-				Path:               []string{"spec", "tls", "secretName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Ingress",
-				},
-				Path:               []string{"metadata", "annotations", "ingress.kubernetes.io/auth-secret"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Ingress",
-				},
-				Path:               []string{"metadata", "annotations", "nginx.ingress.kubernetes.io/auth-secret"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ServiceAccount",
-				},
-				Path:               []string{"imagePullSecrets", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StorageClass",
-				},
-				Path:               []string{"parameters", "secretName"}, // This is for Glusterfs,
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StorageClass",
-				},
-				Path:               []string{"parameters", "adminSecretName"}, // This is for Quobyte, CephRBD, StorageOS
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StorageClass",
-				},
-				Path:               []string{"parameters", "userSecretName"}, // This is for CephRBD
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StorageClass",
-				},
-				Path:               []string{"parameters", "secretRef"}, // This is for ScaleIO
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		// StatefulSet references headless service, so need to update the references.
-		referencedGVK: gvk.Gvk{
-			Version: "v1",
-			Kind:    "Service",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Group: "apps",
-					Kind:  "StatefulSet",
-				},
-				Path:               []string{"spec", "serviceName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Ingress",
-				},
-				Path:               []string{"spec", "rules", "http", "paths", "backend", "serviceName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Ingress",
-				},
-				Path:               []string{"spec", "backend", "serviceName"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Group: "rbac.authorization.k8s.io",
-			Kind:  "Role",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Group: "rbac.authorization.k8s.io",
-					Kind:  "RoleBinding",
-				},
-				Path:               []string{"roleRef", "name"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Group: "rbac.authorization.k8s.io",
-			Kind:  "ClusterRole",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Group: "rbac.authorization.k8s.io",
-					Kind:  "RoleBinding",
-				},
-				Path:               []string{"roleRef", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Group: "rbac.authorization.k8s.io",
-					Kind:  "ClusterRoleBinding",
-				},
-				Path:               []string{"roleRef", "name"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Version: "v1",
-			Kind:    "ServiceAccount",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Group: "rbac.authorization.k8s.io",
-					Kind:  "RoleBinding",
-				},
-				Path:               []string{"subjects", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Group: "rbac.authorization.k8s.io",
-					Kind:  "ClusterRoleBinding",
-				},
-				Path:               []string{"subjects", "name"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Pod",
-				},
-				Path:               []string{"spec", "serviceAccountName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "serviceAccountName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "serviceAccountName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicationController",
-				},
-				Path:               []string{"spec", "template", "spec", "serviceAccountName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "serviceAccountName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "serviceAccountName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "serviceAccountName"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Version: "v1",
-			Kind:    "PersistentVolumeClaim",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Pod",
-				},
-				Path:               []string{"spec", "volumes", "persistentVolumeClaim", "claimName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "StatefulSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "persistentVolumeClaim", "claimName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Deployment",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "persistentVolumeClaim", "claimName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "ReplicationController",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "persistentVolumeClaim", "claimName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "CronJob",
-				},
-				Path:               []string{"spec", "jobTemplate", "spec", "template", "spec", "volumes", "persistentVolumeClaim", "claimName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "Job",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "persistentVolumeClaim", "claimName"},
-				CreateIfNotPresent: false,
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "DaemonSet",
-				},
-				Path:               []string{"spec", "template", "spec", "volumes", "persistentVolumeClaim", "claimName"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-	{
-		referencedGVK: gvk.Gvk{
-			Version: "v1",
-			Kind:    "PersistentVolume",
-		},
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{
-					Kind: "PersistentVolumeClaim",
-				},
-				Path:               []string{"spec", "volumeName"},
-				CreateIfNotPresent: false,
-			},
-		},
-	},
-}

pkg/transformers/namespace.go

@@ -19,39 +19,33 @@ package transformers
 import (
 	"sigs.k8s.io/kustomize/pkg/gvk"
 	"sigs.k8s.io/kustomize/pkg/resmap"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 type namespaceTransformer struct {
 	namespace       string
-	pathConfigs     []PathConfig
-	skipPathConfigs []PathConfig
+	pathConfigs     []transformerconfig.PathConfig
+	skipPathConfigs []transformerconfig.PathConfig
 }
 
-var namespacePathConfigs = []PathConfig{
+var skipNamespacePathConfigs = []transformerconfig.PathConfig{
 	{
-		Path:               []string{"metadata", "namespace"},
-		CreateIfNotPresent: true,
-	},
-}
-
-var skipNamespacePathConfigs = []PathConfig{
-	{
-		GroupVersionKind: &gvk.Gvk{
+		Gvk: gvk.Gvk{
 			Kind: "Namespace",
 		},
 	},
 	{
-		GroupVersionKind: &gvk.Gvk{
+		Gvk: gvk.Gvk{
 			Kind: "ClusterRoleBinding",
 		},
 	},
 	{
-		GroupVersionKind: &gvk.Gvk{
+		Gvk: gvk.Gvk{
 			Kind: "ClusterRole",
 		},
 	},
 	{
-		GroupVersionKind: &gvk.Gvk{
+		Gvk: gvk.Gvk{
 			Kind: "CustomResourceDefinition",
 		},
 	},
@@ -60,14 +54,14 @@ var skipNamespacePathConfigs = []PathConfig{
 var _ Transformer = &namespaceTransformer{}
 
 // NewNamespaceTransformer construct a namespaceTransformer.
-func NewNamespaceTransformer(ns string) Transformer {
+func NewNamespaceTransformer(ns string, cf []transformerconfig.PathConfig) Transformer {
 	if len(ns) == 0 {
 		return NewNoOpTransformer()
 	}
 
 	return &namespaceTransformer{
 		namespace:       ns,
-		pathConfigs:     namespacePathConfigs,
+		pathConfigs:     cf,
 		skipPathConfigs: skipNamespacePathConfigs,
 	}
 }
@@ -79,7 +73,7 @@ func (o *namespaceTransformer) Transform(m resmap.ResMap) error {
 	for id := range m {
 		found := false
 		for _, path := range o.skipPathConfigs {
-			if id.Gvk().IsSelected(path.GroupVersionKind) {
+			if id.Gvk().IsSelected(&path.Gvk) {
 				found = true
 				break
 			}
@@ -93,11 +87,11 @@ func (o *namespaceTransformer) Transform(m resmap.ResMap) error {
 	for id := range mf {
 		objMap := mf[id].UnstructuredContent()
 		for _, path := range o.pathConfigs {
-			if !id.Gvk().IsSelected(path.GroupVersionKind) {
+			if !id.Gvk().IsSelected(&path.Gvk) {
 				continue
 			}
 
-			err := mutateField(objMap, path.Path, path.CreateIfNotPresent, func(_ interface{}) (interface{}, error) {
+			err := mutateField(objMap, path.PathSlice(), path.CreateIfNotPresent, func(_ interface{}) (interface{}, error) {
 				return o.namespace, nil
 			})
 			if err != nil {

pkg/transformers/namespace_test.go

@@ -22,6 +22,7 @@ import (
 
 	"sigs.k8s.io/kustomize/pkg/resmap"
 	"sigs.k8s.io/kustomize/pkg/resource"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 func TestNamespaceRun(t *testing.T) {
@@ -183,8 +184,12 @@ func TestNamespaceRun(t *testing.T) {
 			}),
 	}
 
-	nst := NewNamespaceTransformer("test")
-	err := nst.Transform(m)
+	tcfg, err := transformerconfig.MakeDefaultTransformerConfig()
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	nst := NewNamespaceTransformer("test", tcfg.NameSpace)
+	err = nst.Transform(m)
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}

pkg/transformers/pathconfig.go

@@ -1,60 +0,0 @@
-/*
-Copyright 2018 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package transformers
-
-import (
-	"sigs.k8s.io/kustomize/pkg/gvk"
-)
-
-// PathConfig contains the configuration of a field, including the gvk it ties to,
-// path to the field, etc.
-type PathConfig struct {
-	// If true, it will create the path if it is not found.
-	CreateIfNotPresent bool
-	// The gvk that this path tied to.
-	// If unset, it applied to any gvk
-	// If some fields are set, it applies to all matching gvk.
-	GroupVersionKind *gvk.Gvk
-	// Path to the field that will be munged.
-	Path []string
-}
-
-// ReferencePathConfig contains the configuration of a field that references
-// the name of another resource whose GroupVersionKind is specified in referencedGVK.
-// e.g. pod.spec.template.volumes.configMap.name references the name of a configmap
-// Its corresponding referencePathConfig will look like:
-//
-//	ReferencePathConfig{
-//	referencedGVK: schema.GroupVersionKind{Version: "v1", Kind: "ConfigMap"},
-//	pathConfigs: []PathConfig{
-//		{
-//			GroupVersionKind: &schema.GroupVersionKind{Version: "v1", Kind: "Pod"},
-//			Path:             []string{"spec", "volumes", "configMap", "name"},
-//		},
-//	}
-type ReferencePathConfig struct {
-	// referencedGVK is the GroupVersionKind that is referenced by
-	// the PathConfig's gvk in the path of PathConfig.Path.
-	referencedGVK gvk.Gvk
-	// PathConfig is the gvk that is referencing the referencedGVK object's name.
-	pathConfigs []PathConfig
-}
-
-// GVK returns the Group version kind of a Reference PathConfig
-func (r ReferencePathConfig) GVK() string {
-	return r.referencedGVK.String()
-}

pkg/transformers/prefixname.go

@@ -23,43 +23,32 @@ import (
 
 	"sigs.k8s.io/kustomize/pkg/gvk"
 	"sigs.k8s.io/kustomize/pkg/resmap"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 // namePrefixTransformer contains the prefix and the path config for each field that
 // the name prefix will be applied.
 type namePrefixTransformer struct {
 	prefix          string
-	pathConfigs     []PathConfig
-	skipPathConfigs []PathConfig
+	pathConfigs     []transformerconfig.PathConfig
+	skipPathConfigs []transformerconfig.PathConfig
 }
 
 var _ Transformer = &namePrefixTransformer{}
 
-var defaultNamePrefixPathConfigs = []PathConfig{
+var skipNamePrefixPathConfigs = []transformerconfig.PathConfig{
 	{
-		Path:               []string{"metadata", "name"},
-		CreateIfNotPresent: false,
-	},
-}
-
-var skipNamePrefixPathConfigs = []PathConfig{
-	{
-		GroupVersionKind: &gvk.Gvk{Kind: "CustomResourceDefinition"},
+		Gvk: gvk.Gvk{Kind: "CustomResourceDefinition"},
 	},
 }
 
 // deprecateNamePrefixPathConfig will be moved into skipNamePrefixPathConfigs in next release
-var deprecateNamePrefixPathConfig = PathConfig{
-	GroupVersionKind: &gvk.Gvk{Kind: "Namespace"},
-}
-
-// NewDefaultingNamePrefixTransformer construct a namePrefixTransformer with defaultNamePrefixPathConfigs.
-func NewDefaultingNamePrefixTransformer(nameprefix string) (Transformer, error) {
-	return NewNamePrefixTransformer(defaultNamePrefixPathConfigs, nameprefix)
+var deprecateNamePrefixPathConfig = transformerconfig.PathConfig{
+	Gvk: gvk.Gvk{Kind: "Namespace"},
 }
 
 // NewNamePrefixTransformer construct a namePrefixTransformer.
-func NewNamePrefixTransformer(pc []PathConfig, np string) (Transformer, error) {
+func NewNamePrefixTransformer(np string, pc []transformerconfig.PathConfig) (Transformer, error) {
 	if len(np) == 0 {
 		return NewNoOpTransformer(), nil
 	}
@@ -76,7 +65,7 @@ func (o *namePrefixTransformer) Transform(m resmap.ResMap) error {
 	for id := range m {
 		found := false
 		for _, path := range o.skipPathConfigs {
-			if id.Gvk().IsSelected(path.GroupVersionKind) {
+			if id.Gvk().IsSelected(&path.Gvk) {
 				found = true
 				break
 			}
@@ -88,15 +77,15 @@ func (o *namePrefixTransformer) Transform(m resmap.ResMap) error {
 	}
 
 	for id := range mf {
-		if id.Gvk().IsSelected(deprecateNamePrefixPathConfig.GroupVersionKind) {
+		if id.Gvk().IsSelected(&deprecateNamePrefixPathConfig.Gvk) {
 			log.Println("Adding nameprefix to Namespace resource will be deprecated in next release.")
 		}
 		objMap := mf[id].UnstructuredContent()
 		for _, path := range o.pathConfigs {
-			if !id.Gvk().IsSelected(path.GroupVersionKind) {
+			if !id.Gvk().IsSelected(&path.Gvk) {
 				continue
 			}
-			err := mutateField(objMap, path.Path, path.CreateIfNotPresent, o.addPrefix)
+			err := mutateField(objMap, path.PathSlice(), path.CreateIfNotPresent, o.addPrefix)
 			if err != nil {
 				return err
 			}

pkg/transformers/prefixname_test.go

@@ -22,6 +22,7 @@ import (
 
 	"sigs.k8s.io/kustomize/pkg/resmap"
 	"sigs.k8s.io/kustomize/pkg/resource"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 func TestPrefixNameRun(t *testing.T) {
@@ -78,7 +79,11 @@ func TestPrefixNameRun(t *testing.T) {
 			}),
 	}
 
-	npt, err := NewDefaultingNamePrefixTransformer("someprefix-")
+	tcfg, err := transformerconfig.MakeDefaultTransformerConfig()
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	npt, err := NewNamePrefixTransformer("someprefix-", tcfg.NamePrefix)
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}

pkg/transformers/refvars.go

@@ -4,106 +4,21 @@ import (
 	"fmt"
 
 	"sigs.k8s.io/kustomize/pkg/expansion"
-	"sigs.k8s.io/kustomize/pkg/gvk"
 	"sigs.k8s.io/kustomize/pkg/resmap"
+	"sigs.k8s.io/kustomize/pkg/transformerconfig"
 )
 
 type refvarTransformer struct {
-	pathConfigs []PathConfig
+	pathConfigs []transformerconfig.PathConfig
 	vars        map[string]string
 }
 
 // NewRefVarTransformer returns a Trasformer that replaces $(VAR) style variables with values.
-func NewRefVarTransformer(vars map[string]string) (Transformer, error) {
+func NewRefVarTransformer(vars map[string]string, p []transformerconfig.PathConfig) Transformer {
 	return &refvarTransformer{
 		vars:        vars,
-		pathConfigs: []PathConfig{
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "StatefulSet"},
-				Path:             []string{"spec", "template", "spec", "initContainers", "command"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "StatefulSet"},
-				Path:             []string{"spec", "template", "spec", "containers", "command"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Deployment"},
-				Path:             []string{"spec", "template", "spec", "initContainers", "command"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Deployment"},
-				Path:             []string{"spec", "template", "spec", "containers", "command"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Job"},
-				Path:             []string{"spec", "template", "spec", "containers", "command"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "CronJob"},
-				Path:             []string{"spec", "jobTemplate", "spec", "template", "spec", "containers", "command"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "StatefulSet"},
-				Path:             []string{"spec", "template", "spec", "initContainers", "args"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "StatefulSet"},
-				Path:             []string{"spec", "template", "spec", "containers", "args"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Deployment"},
-				Path:             []string{"spec", "template", "spec", "initContainers", "args"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Deployment"},
-				Path:             []string{"spec", "template", "spec", "containers", "args"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Job"},
-				Path:             []string{"spec", "template", "spec", "containers", "args"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "CronJob"},
-				Path:             []string{"spec", "jobTemplate", "spec", "template", "spec", "containers", "args"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "StatefulSet"},
-				Path:             []string{"spec", "template", "spec", "initContainers", "env", "value"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "StatefulSet"},
-				Path:             []string{"spec", "template", "spec", "containers", "env", "value"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Deployment"},
-				Path:             []string{"spec", "template", "spec", "initContainers", "env", "value"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Deployment"},
-				Path:             []string{"spec", "template", "spec", "containers", "env", "value"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Job"},
-				Path:             []string{"spec", "template", "spec", "containers", "env", "value"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "CronJob"},
-				Path:             []string{"spec", "jobTemplate", "spec", "template", "spec", "containers", "env", "value"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Pod"},
-				Path:             []string{"spec", "containers", "command"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Pod"},
-				Path:             []string{"spec", "containers", "args"},
-			},
-			{
-				GroupVersionKind: &gvk.Gvk{Kind: "Pod"},
-				Path:             []string{"spec", "containers", "env", "value"},
-			},
-		},
-	}, nil
+		pathConfigs: p,
+	}
 }
 
 // Transform determines the final values of variables:
@@ -119,10 +34,10 @@ func (rv *refvarTransformer) Transform(resources resmap.ResMap) error {
 	for resId := range resources {
 		objMap := resources[resId].UnstructuredContent()
 		for _, pc := range rv.pathConfigs {
-			if !resId.Gvk().IsSelected(pc.GroupVersionKind) {
+			if !resId.Gvk().IsSelected(&pc.Gvk) {
 				continue
 			}
-			err := mutateField(objMap, pc.Path, false, func(in interface{}) (interface{}, error) {
+			err := mutateField(objMap, pc.PathSlice(), false, func(in interface{}) (interface{}, error) {
 				var (
 					mappingFunc = expansion.MappingFuncFor(rv.vars)
 				)