move transformerconfig package to transformers/config

2026-06-13 18:10:59 +00:00 · 2018-10-10 14:30:31 -07:00
parent ca4a5d33f0
commit c33a97fcf2
27 changed files with 47 additions and 48 deletions
--- a/pkg/transformers/config/constants.go
+++ b/pkg/transformers/config/constants.go
@@ -0,0 +1,42 @@
+/*
+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 config
+
+// Annotation is to mark a field as annotations.
+// "x-kubernetes-annotation": ""
+const Annotation = "x-kubernetes-annotation"
+
+// LabelSelector is to mark a field as LabelSelector
+// "x-kubernetes-label-selector": ""
+const LabelSelector = "x-kubernetes-label-selector"
+
+// Identity is to mark a field as Identity
+// "x-kubernetes-identity": ""
+const Identity = "x-kubernetes-identity"
+
+// Version marks the type version of an object ref field
+// "x-kubernetes-object-ref-api-version": <apiVersion name>
+const Version = "x-kubernetes-object-ref-api-version"
+
+// Kind marks the type name of an object ref field
+// "x-kubernetes-object-ref-kind": <kind name>
+const Kind = "x-kubernetes-object-ref-kind"
+
+// NameKey marks the field key that refers to an object of an object ref field
+// "x-kubernetes-object-ref-name-key": "name"
+// default is "name"
+const NameKey = "x-kubernetes-object-ref-name-key"
--- a/pkg/transformers/config/defaultconfig/commonannotations.go
+++ b/pkg/transformers/config/defaultconfig/commonannotations.go
@@ -0,0 +1,60 @@
+/*
+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 defaultconfig
+
+const commonAnnotationPathConfigs = `
+commonAnnotations:
+- path: metadata/annotations
+  create: true
+
+- path: spec/template/metadata/annotations
+  create: true
+  version: v1
+  kind: ReplicationController
+
+- path: spec/template/metadata/annotations
+  create: true
+  kind: Deployment
+
+- path: spec/template/metadata/annotations
+  create: true
+  kind: ReplicaSet
+
+- path: spec/template/metadata/annotations
+  create: true
+  kind: DaemonSet
+
+- path: spec/template/metadata/annotations
+  create: true
+  kind: StatefulSet
+
+- path: spec/template/metadata/annotations
+  create: true
+  group: batch
+  kind: Job
+
+- path: spec/jobTemplate/metadata/annotations
+  create: true
+  group: batch
+  kind: CronJob
+
+- path: spec/jobTemplate/spec/template/metadata/annotations
+  create: true
+  group: batch
+  kind: CronJob
+
+`
--- a/pkg/transformers/config/defaultconfig/commonlabels.go
+++ b/pkg/transformers/config/defaultconfig/commonlabels.go
@@ -0,0 +1,152 @@
+/*
+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 defaultconfig
+
+const commonLabelPathConfigs = `
+commonLabels:
+- path: metadata/labels
+  create: true
+
+- path: spec/selector
+  create: true
+  version: v1
+  kind: Service
+
+- path: spec/selector
+  create: true
+  version: v1
+  kind: ReplicationController
+
+- path: spec/template/metadata/labels
+  create: true
+  version: v1
+  kind: ReplicationController
+
+- path: spec/selector/matchLabels
+  create: true
+  kind: Deployment
+
+- path: spec/template/metadata/labels
+  create: true
+  kind: Deployment
+
+- path: spec/template/spec/affinity/podAffinity/preferredDuringSchedulingIgnoredDuringExecution/podAffinityTerm/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: Deployment
+
+- path: spec/template/spec/affinity/podAffinity/requiredDuringSchedulingIgnoredDuringExecution/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: Deployment
+
+- path: spec/template/spec/affinity/podAntiAffinity/preferredDuringSchedulingIgnoredDuringExecution/podAffinityTerm/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: Deployment
+
+- path: spec/template/spec/affinity/podAntiAffinity/requiredDuringSchedulingIgnoredDuringExecution/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: Deployment
+
+- path: spec/selector/matchLabels
+  create: true
+  kind: ReplicaSet
+
+- path: spec/template/metadata/labels
+  create: true
+  kind: ReplicaSet
+
+- path: spec/selector/matchLabels
+  create: true
+  kind: DaemonSet
+
+- path: spec/template/metadata/labels
+  create: true
+  kind: DaemonSet
+
+- path: spec/selector/matchLabels
+  create: true
+  group: apps
+  kind: StatefulSet
+
+- path: spec/template/metadata/labels
+  create: true
+  group: apps
+  kind: StatefulSet
+
+- path: spec/template/spec/affinity/podAffinity/preferredDuringSchedulingIgnoredDuringExecution/podAffinityTerm/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: StatefulSet
+
+- path: spec/template/spec/affinity/podAffinity/requiredDuringSchedulingIgnoredDuringExecution/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: StatefulSet
+
+- path: spec/template/spec/affinity/podAntiAffinity/preferredDuringSchedulingIgnoredDuringExecution/podAffinityTerm/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: StatefulSet
+
+- path: spec/template/spec/affinity/podAntiAffinity/requiredDuringSchedulingIgnoredDuringExecution/labelSelector/matchLabels
+  create: false
+  group: apps
+  kind: StatefulSet
+
+- path: spec/selector/matchLabels
+  create: false
+  group: batch
+  kind: Job
+
+- path: spec/template/metadata/labels
+  create: true
+  group: batch
+  kind: Job
+
+- path: spec/jobTemplate/spec/selector/matchLabels
+  create: false
+  group: batch
+  kind: CronJob
+
+- path: spec/jobTemplate/spec/template/metadata/labels
+  create: true
+  group: batch
+  kind: CronJob
+
+- path: spec/selector/matchLabels
+  create: false
+  group: policy
+  kind: PodDisruptionBudget
+
+- path: spec/podSelector/matchLabels
+  create: false
+  group: networking.k8s.io
+  kind: NetworkPolicy
+
+- path: spec/ingress/from/podSelector/matchLabels
+  create: false
+  group: networking.k8s.io
+  kind: NetworkPolicy
+
+- path: spec/egress/to/podSelector/matchLabels
+  create: false
+  group: networking.k8s.io
+  kind: NetworkPolicy
+`
--- a/pkg/transformers/config/defaultconfig/defaultconfig.go
+++ b/pkg/transformers/config/defaultconfig/defaultconfig.go
@@ -0,0 +1,48 @@
+/*
+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 defaultconfig provides the default
+// transformer configurations
+package defaultconfig
+
+import (
+	"bytes"
+)
+
+// GetDefaultPathConfigs returns the default pathConfigs data
+func GetDefaultPathConfigs() []byte {
+	configData := [][]byte{
+		[]byte(namePrefixPathConfigs),
+		[]byte(commonLabelPathConfigs),
+		[]byte(commonAnnotationPathConfigs),
+		[]byte(namespacePathConfigs),
+		[]byte(varReferencePathConfigs),
+		[]byte(nameReferencePathConfigs),
+	}
+	return bytes.Join(configData, []byte("\n"))
+}
+
+// GetDefaultPathConfigStrings returns the default pathConfigs in string format
+func GetDefaultPathConfigStrings() map[string]string {
+	result := make(map[string]string)
+	result["nameprefix"] = namePrefixPathConfigs
+	result["commonlabels"] = commonLabelPathConfigs
+	result["commonannotations"] = commonAnnotationPathConfigs
+	result["namespace"] = namespacePathConfigs
+	result["varreference"] = varReferencePathConfigs
+	result["namereference"] = namespacePathConfigs
+	return result
+}
--- a/pkg/transformers/config/defaultconfig/nameprefix.go
+++ b/pkg/transformers/config/defaultconfig/nameprefix.go
@@ -0,0 +1,24 @@
+/*
+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 defaultconfig
+
+const (
+	namePrefixPathConfigs = `
+namePrefix:
+- path: metadata/name
+`
+)
--- a/pkg/transformers/config/defaultconfig/namereference.go
+++ b/pkg/transformers/config/defaultconfig/namereference.go
@@ -0,0 +1,306 @@
+/*
+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 defaultconfig
+
+const (
+	nameReferencePathConfigs = `
+nameReference:
+- kind: Deployment
+  pathConfigs:
+  - path: spec/scaleTargetRef/name
+    kind: HorizontalPodAutoscaler
+
+- kind: ReplicationController
+  pathConfigs:
+  - path: spec/scaleTargetRef/name
+    kind: HorizontalPodAutoscaler
+
+- kind: ReplicaSet
+  pathConfigs:
+  - path: spec/scaleTargetRef/name
+    kind: HorizontalPodAutoscaler
+
+- kind: ConfigMap
+  version: v1
+  pathConfigs:
+  - path: spec/volumes/configMap/name
+    version: v1
+    kind: Pod
+  - path: spec/containers/env/valueFrom/configMapKeyRef/name
+    version: v1
+    kind: Pod
+  - path: spec/initContainers/env/valueFrom/configMapKeyRef/name
+    version: v1
+    kind: Pod
+  - path: spec/containers/envFrom/configMapRef/name
+    version: v1
+    kind: Pod
+  - path: spec/initContainers/envFrom/configMapRef/name
+    version: v1
+    kind: Pod
+  - path: spec/template/spec/volumes/configMap/name
+    kind: Deployment
+  - path: spec/template/spec/containers/env/valueFrom/configMapKeyRef/name
+    kind: Deployment
+  - path: spec/template/spec/initContainers/env/valueFrom/configMapKeyRef/name
+    kind: Deployment
+  - path: spec/template/spec/containers/envFrom/configMapRef/name
+    kind: Deployment
+  - path: spec/template/spec/initContainers/envFrom/configMapRef/name
+    kind: Deployment
+  - path: spec/template/spec/volumes/projected/sources/configMap/name
+    kind: Deployment
+  - path: spec/template/spec/volumes/configMap/name
+    kind: ReplicaSet
+  - path: spec/template/spec/containers/env/valueFrom/configMapKeyRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/initContainers/env/valueFrom/configMapKeyRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/containers/envFrom/configMapRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/initContainers/envFrom/configMapRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/volumes/configMap/name
+    kind: DaemonSet
+  - path: spec/template/spec/containers/env/valueFrom/configMapKeyRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/initContainers/env/valueFrom/configMapKeyRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/containers/envFrom/configMapRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/initContainers/envFrom/configMapRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/volumes/configMap/name
+    kind: StatefulSet
+  - path: spec/template/spec/containers/env/valueFrom/configMapKeyRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/initContainers/env/valueFrom/configMapKeyRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/containers/envFrom/configMapRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/initContainers/envFrom/configMapRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/volumes/projected/sources/configMap/name
+    kind: StatefulSet
+  - path: spec/template/spec/volumes/configMap/name
+    kind: Job
+  - path: spec/template/spec/containers/env/valueFrom/configMapKeyRef/name
+    kind: Job
+  - path: spec/template/spec/initContainers/env/valueFrom/configMapKeyRef/name
+    kind: Job
+  - path: spec/template/spec/containers/envFrom/configMapRef/name
+    kind: Job
+  - path: spec/template/spec/initContainers/envFrom/configMapRef/name
+    kind: Job
+  - path: spec/jobTemplate/spec/template/spec/volumes/configMap/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/containers/env/valueFrom/configmapKeyRef/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/initContainers/env/valueFrom/configMapKeyRef/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/containers/envFrom/configMapRef/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/initContainers/envFrom/configmapRef/name
+    kind: CronJob
+
+- kind: Secret
+  version: v1
+  pathConfigs:
+  - path: spec/volumes/secret/secretName
+    version: v1
+    kind: Pod
+  - path: spec/containers/env/valueFrom/secretKeyRef/name
+    version: v1
+    kind: Pod
+  - path: spec/initContainers/env/valueFrom/secretKeyRef/name
+    version: v1
+    kind: Pod
+  - path: spec/containers/envFrom/secretRef/name
+    version: v1
+    kind: Pod
+  - path: spec/initContainers/envFrom/secretRef/name
+    version: v1
+    kind: Pod
+  - path: spec/imagePullSecrets/name
+    version: v1
+    kind: Pod
+  - path: spec/template/spec/volumes/secret/secretName
+    kind: Deployment
+  - path: spec/template/spec/containers/env/valueFrom/secretKeyRef/name
+    kind: Deployment
+  - path: spec/template/spec/initContainers/env/valueFrom/secretKeyRef/name
+    kind: Deployment
+  - path: spec/template/spec/containers/envFrom/secretRef/name
+    kind: Deployment
+  - path: spec/template/spec/initContainers/envFrom/secretRef/name
+    kind: Deployment
+  - path: spec/template/spec/imagePullSecrets/name
+    kind: Deployment
+  - path: spec/template/spec/volumes/secret/secretName
+    kind: ReplicaSet
+  - path: spec/template/spec/containers/env/valueFrom/secretKeyRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/initContainers/env/valueFrom/secretKeyRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/containers/envFrom/secretRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/initContainers/envFrom/secretRef/name
+    kind: ReplicaSet
+  - path: spec/template/spec/imagePullSecrets/name
+    kind: ReplicaSet
+  - path: spec/template/spec/volumes/secret/secretName
+    kind: DaemonSet
+  - path: spec/template/spec/containers/env/valueFrom/secretKeyRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/initContainers/env/valueFrom/secretKeyRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/containers/envFrom/secretRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/initContainers/envFrom/secretRef/name
+    kind: DaemonSet
+  - path: spec/template/spec/imagePullSecrets/name
+    kind: DaemonSet
+  - path: spec/template/spec/volumes/secret/secretName
+    kind: StatefulSet
+  - path: spec/template/spec/containers/env/valueFrom/secretKeyRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/initContainers/env/valueFrom/secretKeyRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/containers/envFrom/secretRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/initContainers/envFrom/secretRef/name
+    kind: StatefulSet
+  - path: spec/template/spec/imagePullSecrets/name
+    kind: StatefulSet
+  - path: spec/template/spec/volumes/secret/secretName
+    kind: Job
+  - path: spec/template/spec/containers/env/valueFrom/secretKeyRef/name
+    kind: Job
+  - path: spec/template/spec/initContainers/env/valueFrom/secretKeyRef/name
+    kind: Job
+  - path: spec/template/spec/containers/envFrom/secretRef/name
+    kind: Job
+  - path: spec/template/spec/initContainers/envFrom/secretRef/name
+    kind: Job
+  - path: spec/template/spec/imagePullSecrets/name
+    kind: Job
+  - path: spec/jobTemplate/spec/template/sepc/volumes/secret/secretName
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/containers/env/valueFrom/secretKeyRef/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/initContainers/env/valueFrom/secretKeyRef/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/containers/envFrom/secretRef/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/initContainers/envFrom/secretRef/name
+    kind: CronJob
+  - path: spec/jobTemplate/spec/template/spec/imagePullSecrets/name
+    kind: CronJob
+  - path: spec/tls/secretName
+    kind: Ingress
+  - path: metadata/annotations/ingress.kubernetes.io\/auth-secret
+    kind: Ingress
+  - path: metadata/annotations/nginx.ingress.kubernetes.io\/auth-secret
+    kind: Ingress
+  - path: imagePullSecrets/name
+    kind: ServiceAccount
+  - path: parameters/secretName
+    kind: StorageClass
+  - path: parameters/adminSecretName
+    kind: StorageClass
+  - path: parameters/userSecretName
+    kind: StorageClass
+  - path: parameters/secretRef
+    kind: StorageClass
+
+- kind: Service
+  version: v1
+  pathConfigs:
+  - path: spec/serviceName
+    kind: StatefulSet
+    group: apps
+  - path: spec/rules/http/paths/backend/serviceName
+    kind: Ingress
+  - path: spec/backend/serviceName
+    kind: Ingress
+
+- kind: Role
+  group: rbac.authorization.k8s.io
+  pathConfigs:
+  - path: roleRef/name
+    kind: RoleBinding
+    group: rbac.authorization.k8s.io
+
+- kind: ClusterRole
+  group: rbac.authorization.k8s.io
+  pathConfigs:
+  - path: roleRef/name
+    kind: RoleBinding
+    group: rbac.authorization.k8s.io
+  - path: roleRef/name
+    kind: ClusterRoleBinding
+    group: rbac.authorization.k8s.io
+
+- kind: ServiceAccount
+  version: v1
+  pathConfigs:
+  - path: subjects/name
+    kind: RoleBinding
+    group: rbac.authorization.k8s.io
+  - path: subjects/name
+    kind: ClusterRoleBinding
+    group: rbac.authorization.k8s.io
+  - path: spec/serviceAccountName
+    kind: Pod
+  - path: spec/template/spec/serviceAccountName
+    kind: StatefulSet
+  - path: spec/template/spec/serviceAccountName
+    kind: Deployment
+  - path: spec/template/spec/serviceAccountName
+    kind: ReplicationController
+  - path: spec/jobTemplate/spec/template/spec/serviceAccountName
+    kind: CronJob
+  - path: spec/template/spec/serviceAccountName
+    kind: job
+  - path: spec/template/spec/serviceAccountName
+    kind: DaemonSet
+
+- kind: PersistentVolumeClaim
+  version: v1
+  pathConfigs:
+  - path: spec/volumes/persistentVolumeClaim/claimName
+    kind: Pod
+  - path: spec/template/spec/volumes/persistentVolumeClaim/claimName
+    kind: StatefulSet
+  - path: spec/template/spec/volumes/persistentVolumeClaim/claimName
+    kind: Deployment
+  - path: spec/template/spec/volumes/persistentVolumeClaim/claimName
+    kind: ReplicationController
+  - path: spec/jobTemplate/spec/template/spec/volumes/persistentVolumeClaim/claimName
+    kind: CronJob
+  - path: spec/template/spec/volumes/persistentVolumeClaim/claimName
+    kind: Job
+  - path: spec/template/spec/volumes/persistentVolumeClaim/claimName
+    kind: DaemonSet
+
+- kind: PersistentVolume
+  version: v1
+  pathConfigs:
+  - path: spec/volumeName
+    kind: PersistentVolumeClaim
+`
+)
--- a/pkg/transformers/config/defaultconfig/namespace.go
+++ b/pkg/transformers/config/defaultconfig/namespace.go
@@ -0,0 +1,25 @@
+/*
+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 defaultconfig
+
+const (
+	namespacePathConfigs = `
+namespace:
+- path: metadata/namespace
+  create: true
+`
+)
--- a/pkg/transformers/config/defaultconfig/varreference.go
+++ b/pkg/transformers/config/defaultconfig/varreference.go
@@ -0,0 +1,85 @@
+/*
+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 defaultconfig
+
+const (
+	varReferencePathConfigs = `
+varReference:
+- path: spec/template/spec/initContainers/command
+  kind: StatefulSet
+
+- path: spec/template/spec/containers/command
+  kind: StatefulSet
+
+- path: spec/template/spec/initContainers/command
+  kind: Deployment
+
+- path: spec/template/spec/containers/command
+  kind: Deployment
+
+- path: spec/template/spec/containers/command
+  kind: Job
+
+- path: spec/jobTemplate/spec/template/spec/containers/command
+  kind: CronJob
+
+- path: spec/template/spec/initContainers/args
+  kind: StatefulSet
+ 
+- path: spec/template/spec/containers/args
+  kind: StatefulSet
+
+- path: spec/template/spec/initContainers/args
+  kind: Deployment
+
+- path: spec/template/spec/containers/args
+  kind: Deployment
+
+- path: spec/template/spec/containers/args
+  kind: Job
+
+- path: spec/jobTemplate/spec/template/spec/containers/args
+  kind: CronJob
+
+- path: spec/template/spec/initContainers/env/value
+  kind: StatefulSet
+
+- path: spec/template/spec/containers/env/value
+  kind: StatefulSet
+
+- path: spec/template/spec/initContainers/env/value
+  kind: Deployment
+
+- path: spec/template/spec/containers/env/value
+  kind: Deployment
+
+- path: spec/template/spec/containers/env/value
+  kind: Job
+
+- path: spec/jobTemplate/spec/template/spec/containers/env/value
+  kind: CronJob
+
+- path: spec/containers/command
+  kind: Pod
+
+- path: spec/containers/args
+  kind: Pod
+
+- path: spec/containers/env/value
+  kind: Pod
+`
+)
--- a/pkg/transformers/config/factory.go
+++ b/pkg/transformers/config/factory.go
@@ -0,0 +1,86 @@
+/*
+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 config
+
+import (
+	"log"
+
+	"github.com/ghodss/yaml"
+	"sigs.k8s.io/kustomize/pkg/ifc"
+	"sigs.k8s.io/kustomize/pkg/transformers/config/defaultconfig"
+)
+
+// Factory makes instances of TransformerConfig.
+type Factory struct {
+	ldr ifc.Loader
+}
+
+func NewFactory(l ifc.Loader) *Factory {
+	return &Factory{ldr: l}
+}
+
+func (tf *Factory) loader() ifc.Loader {
+	if tf.ldr.(ifc.Loader) == nil {
+		log.Fatal("no loader")
+	}
+	return tf.ldr
+}
+
+// FromFiles returns a TranformerConfig object from a list of files
+func (tf *Factory) FromFiles(
+	paths []string) (*TransformerConfig, error) {
+	result := &TransformerConfig{}
+	for _, path := range paths {
+		data, err := tf.loader().Load(path)
+		if err != nil {
+			return nil, err
+		}
+		t, err := makeTransformerConfigFromBytes(data)
+		if err != nil {
+			return nil, err
+		}
+		result = result.Merge(t)
+	}
+	return result, nil
+}
+
+// makeTransformerConfigFromBytes returns a TransformerConfig object from bytes
+func makeTransformerConfigFromBytes(data []byte) (*TransformerConfig, error) {
+	var t TransformerConfig
+	err := yaml.Unmarshal(data, &t)
+	if err != nil {
+		return nil, err
+	}
+	t.sortFields()
+	return &t, nil
+}
+
+// EmptyConfig returns an empty TransformerConfig object
+func (tf *Factory) EmptyConfig() *TransformerConfig {
+	return &TransformerConfig{}
+}
+
+// DefaultConfig returns a default TransformerConfig.
+// This should never fail, hence the Fatal panic.
+func (tf *Factory) DefaultConfig() *TransformerConfig {
+	c, err := makeTransformerConfigFromBytes(
+		defaultconfig.GetDefaultPathConfigs())
+	if err != nil {
+		log.Fatalf("Unable to make default transformconfig: %v", err)
+	}
+	return c
+}
--- a/pkg/transformers/config/factory_test.go
+++ b/pkg/transformers/config/factory_test.go
@@ -0,0 +1,64 @@
+/*
+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 config
+
+import (
+	"reflect"
+	"sigs.k8s.io/kustomize/pkg/fs"
+	"sigs.k8s.io/kustomize/pkg/gvk"
+	"sigs.k8s.io/kustomize/pkg/ifc"
+	"sigs.k8s.io/kustomize/pkg/loader"
+	"testing"
+)
+
+func TestMakeDefaultTransformerConfig(t *testing.T) {
+	// Confirm default can be made without fatal error inside call.
+	l, _, _ := makeFakeLoaderAndOutput()
+	_ = NewFactory(l).DefaultConfig()
+}
+
+func makeFakeLoaderAndOutput() (ifc.Loader, *TransformerConfig, *TransformerConfig) {
+	transformerConfig := `
+namePrefix:
+- path: nameprefix/path
+  kind: SomeKind
+`
+	fakeFS := fs.MakeFakeFS()
+	fakeFS.WriteFile("transformerconfig/test/config.yaml", []byte(transformerConfig))
+	ldr := loader.NewFileLoader(fakeFS)
+	expected := &TransformerConfig{
+		NamePrefix: []PathConfig{
+			{
+				Gvk:  gvk.Gvk{Kind: "SomeKind"},
+				Path: "nameprefix/path",
+			},
+		},
+	}
+	return ldr, expected, NewFactory(ldr).DefaultConfig()
+}
+
+func TestMakeTransformerConfigFromFiles(t *testing.T) {
+	ldr, expected, _ := makeFakeLoaderAndOutput()
+	tcfg, err := NewFactory(ldr).FromFiles([]string{"transformerconfig/test/config.yaml"})
+	if err != nil {
+		t.Fatalf("unexpected error %v", err)
+	}
+
+	if !reflect.DeepEqual(tcfg, expected) {
+		t.Fatalf("expected %v\n but go6t %v\n", expected, tcfg)
+	}
+}
--- a/pkg/transformers/config/factorycrd.go
+++ b/pkg/transformers/config/factorycrd.go
@@ -0,0 +1,156 @@
+/*
+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 config
+
+import (
+	"encoding/json"
+	"strings"
+
+	"github.com/ghodss/yaml"
+	"k8s.io/kube-openapi/pkg/common"
+	"sigs.k8s.io/kustomize/pkg/gvk"
+)
+
+// LoadCRDs parse CRD schemas from paths into a TransformerConfig
+func (tf *Factory) LoadCRDs(paths []string) (*TransformerConfig, error) {
+	pathConfigs := tf.EmptyConfig()
+	for _, path := range paths {
+		pathConfig, err := tf.loadCRD(path)
+		if err != nil {
+			return nil, err
+		}
+		pathConfigs = pathConfigs.Merge(pathConfig)
+	}
+	return pathConfigs, nil
+}
+
+func (tf *Factory) loadCRD(path string) (*TransformerConfig, error) {
+	result := tf.EmptyConfig()
+	content, err := tf.loader().Load(path)
+	if err != nil {
+		return result, err
+	}
+
+	var types map[string]common.OpenAPIDefinition
+	if content[0] == '{' {
+		err = json.Unmarshal(content, &types)
+	} else {
+		err = yaml.Unmarshal(content, &types)
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	crds := getCRDs(types)
+	for crd, k := range crds {
+		crdPathConfigs := tf.EmptyConfig()
+		err = getCRDPathConfig(
+			types, crd, crd, k, []string{}, crdPathConfigs)
+		if err != nil {
+			return result, err
+		}
+		result = result.Merge(crdPathConfigs)
+	}
+
+	return result, nil
+}
+
+// getCRDs get all CRD types
+func getCRDs(types map[string]common.OpenAPIDefinition) map[string]gvk.Gvk {
+	crds := map[string]gvk.Gvk{}
+
+	for typename, t := range types {
+		properties := t.Schema.SchemaProps.Properties
+		_, foundKind := properties["kind"]
+		_, foundAPIVersion := properties["apiVersion"]
+		_, foundMetadata := properties["metadata"]
+		if foundKind && foundAPIVersion && foundMetadata {
+			// TODO: Get Group and Version for CRD from the openAPI definition once
+			// "x-kubernetes-group-version-kind" is available in CRD
+			kind := strings.Split(typename, ".")[len(strings.Split(typename, "."))-1]
+			crds[typename] = gvk.Gvk{Kind: kind}
+		}
+	}
+	return crds
+}
+
+// getCRDPathConfig gets pathConfigs for one CRD recursively
+func getCRDPathConfig(
+	types map[string]common.OpenAPIDefinition, atype string, crd string, in gvk.Gvk,
+	path []string, configs *TransformerConfig) error {
+	if _, ok := types[crd]; !ok {
+		return nil
+	}
+
+	for propname, property := range types[atype].Schema.SchemaProps.Properties {
+		_, annotate := property.Extensions.GetString(Annotation)
+		if annotate {
+			configs.AddAnnotationPathConfig(
+				PathConfig{
+					CreateIfNotPresent: false,
+					Gvk:                in,
+					Path:               strings.Join(append(path, propname), "/"),
+				},
+			)
+		}
+		_, label := property.Extensions.GetString(LabelSelector)
+		if label {
+			configs.AddLabelPathConfig(
+				PathConfig{
+					CreateIfNotPresent: false,
+					Gvk:                in,
+					Path:               strings.Join(append(path, propname), "/"),
+				},
+			)
+		}
+		_, identity := property.Extensions.GetString(Identity)
+		if identity {
+			configs.AddPrefixPathConfig(
+				PathConfig{
+					CreateIfNotPresent: false,
+					Gvk:                in,
+					Path:               strings.Join(append(path, propname), "/"),
+				},
+			)
+		}
+		version, ok := property.Extensions.GetString(Version)
+		if ok {
+			kind, ok := property.Extensions.GetString(Kind)
+			if ok {
+				nameKey, ok := property.Extensions.GetString(NameKey)
+				if !ok {
+					nameKey = "name"
+				}
+				configs.AddNamereferencePathConfig(ReferencePathConfig{
+					Gvk: gvk.Gvk{Kind: kind, Version: version},
+					PathConfigs: []PathConfig{
+						{
+							CreateIfNotPresent: false,
+							Gvk:                in,
+							Path:               strings.Join(append(path, propname, nameKey), "/"),
+						},
+					},
+				})
+			}
+		}
+
+		if property.Ref.GetURL() != nil {
+			getCRDPathConfig(types, property.Ref.String(), crd, in, append(path, propname), configs)
+		}
+	}
+	return nil
+}
--- a/pkg/transformers/config/factorycrd_test.go
+++ b/pkg/transformers/config/factorycrd_test.go
@@ -0,0 +1,185 @@
+/*
+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 config
+
+import (
+	"reflect"
+	"testing"
+
+	"sigs.k8s.io/kustomize/pkg/gvk"
+	"sigs.k8s.io/kustomize/pkg/ifc"
+	"sigs.k8s.io/kustomize/pkg/internal/loadertest"
+)
+
+const (
+	crdContent = `
+{
+	"github.com/example/pkg/apis/jingfang/v1beta1.Bee": {
+		"Schema": {
+			"description": "Bee",
+			"properties": {
+				"apiVersion": {
+					"description": "APIVersion defines the versioned schema of this representation of an object. Servers should convert 
+recognized schemas to the latest internal value, and may reject unrecognized values. 
+More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources",
+					"type": "string"
+				},
+				"kind": {
+					"description": "Kind is a string value representing the REST resource this object represents. Servers may infer
+this from the endpoint the client submits requests to. Cannot be updated. In CamelCase.
+More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds",
+					"type": "string"
+				},
+				"metadata": {
+					"$ref": "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"
+				},
+				"spec": {
+					"$ref": "github.com/example/pkg/apis/jingfang/v1beta1.BeeSpec"
+				},
+				"status": {
+					"$ref": "github.com/example/pkg/apis/jingfang/v1beta1.BeeStatus"
+				}
+			}
+		},
+		"Dependencies": [
+			"github.com/example/pkg/apis/jingfang/v1beta1.BeeSpec",
+			"github.com/example/pkg/apis/jingfang/v1beta1.BeeStatus",
+			"k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"
+		]
+	},
+	"github.com/example/pkg/apis/jingfang/v1beta1.BeeSpec": {
+		"Schema": {
+			"description": "BeeSpec defines the desired state of Bee"
+		},
+		"Dependencies": []
+	},
+	"github.com/example/pkg/apis/jingfang/v1beta1.BeeStatus": {
+		"Schema": {
+			"description": "BeeStatus defines the observed state of Bee"
+		},
+		"Dependencies": []
+	},
+	"github.com/example/pkg/apis/jingfang/v1beta1.MyKind": {
+		"Schema": {
+			"description": "MyKind",
+			"properties": {
+				"apiVersion": {
+					"description": "APIVersion defines the versioned schema of this representation of an object.
+Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values.
+More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#resources",
+					"type": "string"
+				},
+				"kind": {
+					"description": "Kind is a string value representing the REST resource this object represents.
+Servers may infer this from the endpoint the client submits requests to. Cannot be updated.
+In CamelCase. More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds",
+					"type": "string"
+				},
+				"metadata": {
+					"$ref": "k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"
+				},
+				"spec": {
+					"$ref": "github.com/example/pkg/apis/jingfang/v1beta1.MyKindSpec"
+				},
+				"status": {
+					"$ref": "github.com/example/pkg/apis/jingfang/v1beta1.MyKindStatus"
+				}
+			}
+		},
+		"Dependencies": [
+			"github.com/example/pkg/apis/jingfang/v1beta1.MyKindSpec",
+			"github.com/example/pkg/apis/jingfang/v1beta1.MyKindStatus",
+			"k8s.io/apimachinery/pkg/apis/meta/v1.ObjectMeta"
+		]
+	},
+	"github.com/example/pkg/apis/jingfang/v1beta1.MyKindSpec": {
+		"Schema": {
+			"description": "MyKindSpec defines the desired state of MyKind",
+			"properties": {
+				"beeRef": {
+					"x-kubernetes-object-ref-api-version": "v1beta1",
+					"x-kubernetes-object-ref-kind": "Bee",
+					"$ref": "github.com/example/pkg/apis/jingfang/v1beta1.Bee"
+				},
+				"secretRef": {
+					"description": "If defined, we use this secret for configuring the MYSQL_ROOT_PASSWORD 
+If it is not set we generate a secret dynamically",
+					"x-kubernetes-object-ref-api-version": "v1",
+					"x-kubernetes-object-ref-kind": "Secret",
+					"$ref": "k8s.io/api/core/v1.LocalObjectReference"
+				}
+			}
+		},
+		"Dependencies": [
+			"github.com/example/pkg/apis/jingfang/v1beta1.Bee",
+			"k8s.io/api/core/v1.LocalObjectReference"
+		]
+	},
+	"github.com/example/pkg/apis/jingfang/v1beta1.MyKindStatus": {
+		"Schema": {
+			"description": "MyKindStatus defines the observed state of MyKind"
+		},
+		"Dependencies": []
+	}
+}
+`
+)
+
+func makeLoader(t *testing.T) ifc.Loader {
+	ldr := loadertest.NewFakeLoader("/testpath")
+	err := ldr.AddFile("/testpath/crd.json", []byte(crdContent))
+	if err != nil {
+		t.Fatalf("Failed to setup fake ldr.")
+	}
+	return ldr
+}
+
+func TestLoadCRDs(t *testing.T) {
+	refpathconfigs := []ReferencePathConfig{
+		{
+			Gvk: gvk.Gvk{Kind: "Secret", Version: "v1"},
+			PathConfigs: []PathConfig{
+				{
+					CreateIfNotPresent: false,
+					Gvk:                gvk.Gvk{Kind: "MyKind"},
+					Path:               "spec/secretRef/name",
+				},
+			},
+		},
+		{
+			Gvk: gvk.Gvk{Kind: "Bee", Version: "v1beta1"},
+			PathConfigs: []PathConfig{
+				{
+					CreateIfNotPresent: false,
+					Gvk:                gvk.Gvk{Kind: "MyKind"},
+					Path:               "spec/beeRef/name",
+				},
+			},
+		},
+	}
+
+	expected := &TransformerConfig{
+		NameReference: refpathconfigs,
+	}
+
+	pathconfig, _ := NewFactory(makeLoader(t)).LoadCRDs(
+		[]string{"/testpath/crd.json"})
+
+	if !reflect.DeepEqual(pathconfig, expected) {
+		t.Fatalf("expected\n %v\n but got\n %v\n", expected, pathconfig)
+	}
+}
--- a/pkg/transformers/config/pathconfig.go
+++ b/pkg/transformers/config/pathconfig.go
@@ -0,0 +1,60 @@
+/*
+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 config
+
+import (
+	"strings"
+
+	"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 {
+	gvk.Gvk            `json:",inline,omitempty" yaml:",inline,omitempty"`
+	Path               string `json:"path,omitempty" yaml:"path,omitempty"`
+	CreateIfNotPresent bool   `json:"create,omitempty" yaml:"create,omitempty"`
+}
+
+const (
+	escapedForwardSlash  = "\\/"
+	tempSlashReplacement = "???"
+)
+
+// PathSlice converts the path string to a slice of strings, separated by "/"
+// "/" can be contained in a fieldname.
+// such as ingress.kubernetes.io/auth-secret in Ingress annotations.
+// To deal with this special case, the path to this field should be formatted as
+//
+// metadata/annotations/ingress.kubernetes.io\/auth-secret
+//
+// Then PathSlice will return
+//
+// []string{"metadata", "annotations", "ingress.auth-secretkubernetes.io/auth-secret"}
+func (p PathConfig) PathSlice() []string {
+	if !strings.Contains(p.Path, escapedForwardSlash) {
+		return strings.Split(p.Path, "/")
+	}
+
+	s := strings.Replace(p.Path, escapedForwardSlash, tempSlashReplacement, -1)
+	paths := strings.Split(s, "/")
+	var result []string
+	for _, path := range paths {
+		result = append(result, strings.Replace(path, tempSlashReplacement, "/", -1))
+	}
+	return result
+}
--- a/pkg/transformers/config/pathconfig_test.go
+++ b/pkg/transformers/config/pathconfig_test.go
@@ -0,0 +1,46 @@
+/*
+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 config
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestPathSlice(t *testing.T) {
+	type path struct {
+		input  string
+		parsed []string
+	}
+	paths := []path{
+		{
+			input:  "spec/metadata/annotations",
+			parsed: []string{"spec", "metadata", "annotations"},
+		},
+		{
+			input:  `metadata/annotations/nginx.ingress.kubernetes.io\/auth-secret`,
+			parsed: []string{"metadata", "annotations", "nginx.ingress.kubernetes.io/auth-secret"},
+		},
+	}
+	for _, p := range paths {
+		pathConfig := PathConfig{Path: p.input}
+		actual := pathConfig.PathSlice()
+		if !reflect.DeepEqual(actual, p.parsed) {
+			t.Fatalf("expected %v, but got %v", p.parsed, actual)
+		}
+	}
+}
--- a/pkg/transformers/config/referencepathconfig.go
+++ b/pkg/transformers/config/referencepathconfig.go
@@ -0,0 +1,64 @@
+/*
+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 config
+
+import (
+	"sigs.k8s.io/kustomize/pkg/gvk"
+)
+
+// 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 {
+	gvk.Gvk `json:",inline,omitempty" yaml:",inline,omitempty"`
+	// PathConfig is the gvk that is referencing the referencedGVK object's name.
+	PathConfigs []PathConfig `json:"pathConfigs,omitempty" yaml:"pathConfigs,omitempty"`
+}
+
+func merge(configs []ReferencePathConfig, config ReferencePathConfig) []ReferencePathConfig {
+	var result []ReferencePathConfig
+	found := false
+	for _, c := range configs {
+		if c.Equals(config.Gvk) {
+			c.PathConfigs = append(c.PathConfigs, config.PathConfigs...)
+			found = true
+		}
+		result = append(result, c)
+	}
+
+	if !found {
+		result = append(result, config)
+	}
+	return result
+}
+
+func mergeNameReferencePathConfigs(a, b []ReferencePathConfig) []ReferencePathConfig {
+	for _, r := range b {
+		a = merge(a, r)
+	}
+	return a
+}
--- a/pkg/transformers/config/transformerconfig.go
+++ b/pkg/transformers/config/transformerconfig.go
@@ -0,0 +1,92 @@
+/*
+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 config provides the functions to load default or user provided configurations
+// for different transformers
+package config
+
+import (
+	"sort"
+)
+
+type rpcSlice []ReferencePathConfig
+
+func (s rpcSlice) Len() int      { return len(s) }
+func (s rpcSlice) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
+func (s rpcSlice) Less(i, j int) bool {
+	return s[i].Gvk.IsLessThan(s[j].Gvk)
+}
+
+type pcSlice []PathConfig
+
+func (s pcSlice) Len() int      { return len(s) }
+func (s pcSlice) Swap(i, j int) { s[i], s[j] = s[j], s[i] }
+func (s pcSlice) Less(i, j int) bool {
+	return s[i].Gvk.IsLessThan(s[j].Gvk)
+}
+
+// TransformerConfig represents the path configurations for different transformations
+type TransformerConfig struct {
+	NamePrefix        pcSlice  `json:"namePrefix,omitempty" yaml:"namePrefix,omitempty"`
+	NameSpace         pcSlice  `json:"namespace,omitempty" yaml:"namespace,omitempty"`
+	CommonLabels      pcSlice  `json:"commonLabels,omitempty" yaml:"commonLabels,omitempty"`
+	CommonAnnotations pcSlice  `json:"commonAnnotations,omitempty" yaml:"commonAnnotations,omitempty"`
+	NameReference     rpcSlice `json:"nameReference,omitempty" yaml:"nameReference,omitempty"`
+	VarReference      pcSlice  `json:"varReference,omitempty" yaml:"varReference,omitempty"`
+}
+
+// sortFields provides determinism in logging, tests, etc.
+func (t *TransformerConfig) sortFields() {
+	sort.Sort(t.NamePrefix)
+	sort.Sort(t.NameSpace)
+	sort.Sort(t.CommonLabels)
+	sort.Sort(t.CommonAnnotations)
+	sort.Sort(t.NameReference)
+	sort.Sort(t.VarReference)
+}
+
+// AddPrefixPathConfig adds a PathConfig to NamePrefix
+func (t *TransformerConfig) AddPrefixPathConfig(config PathConfig) {
+	t.NamePrefix = append(t.NamePrefix, config)
+}
+
+// AddLabelPathConfig adds a PathConfig to CommonLabels
+func (t *TransformerConfig) AddLabelPathConfig(config PathConfig) {
+	t.CommonLabels = append(t.CommonLabels, config)
+}
+
+// AddAnnotationPathConfig adds a PathConfig to CommonAnnotations
+func (t *TransformerConfig) AddAnnotationPathConfig(config PathConfig) {
+	t.CommonAnnotations = append(t.CommonAnnotations, config)
+}
+
+// AddNamereferencePathConfig adds a ReferencePathConfig to NameReference
+func (t *TransformerConfig) AddNamereferencePathConfig(config ReferencePathConfig) {
+	t.NameReference = mergeNameReferencePathConfigs(t.NameReference, []ReferencePathConfig{config})
+}
+
+// Merge merges two TransformerConfigs objects into a new TransformerConfig object
+func (t *TransformerConfig) Merge(input *TransformerConfig) *TransformerConfig {
+	merged := &TransformerConfig{}
+	merged.NamePrefix = append(t.NamePrefix, input.NamePrefix...)
+	merged.NameSpace = append(t.NameSpace, input.NameSpace...)
+	merged.CommonAnnotations = append(t.CommonAnnotations, input.CommonAnnotations...)
+	merged.CommonLabels = append(t.CommonLabels, input.CommonLabels...)
+	merged.VarReference = append(t.VarReference, input.VarReference...)
+	merged.NameReference = mergeNameReferencePathConfigs(t.NameReference, input.NameReference)
+	merged.sortFields()
+	return merged
+}
--- a/pkg/transformers/config/transformerconfig_test.go
+++ b/pkg/transformers/config/transformerconfig_test.go
@@ -0,0 +1,144 @@
+/*
+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 config
+
+import (
+	"testing"
+
+	"reflect"
+
+	"sigs.k8s.io/kustomize/pkg/gvk"
+)
+
+func TestAddNameReferencePathConfigs(t *testing.T) {
+	cfg := &TransformerConfig{}
+
+	pathConfig := ReferencePathConfig{
+		Gvk: gvk.Gvk{
+			Kind: "KindA",
+		},
+		PathConfigs: []PathConfig{
+			{
+				Gvk: gvk.Gvk{
+					Kind: "KindB",
+				},
+				Path:               "path/to/a/field",
+				CreateIfNotPresent: false,
+			},
+		},
+	}
+
+	cfg.AddNamereferencePathConfig(pathConfig)
+	if len(cfg.NameReference) != 1 {
+		t.Fatal("failed to add namerefence pathconfig")
+	}
+}
+
+func TestAddPathConfigs(t *testing.T) {
+	cfg := &TransformerConfig{}
+
+	pathConfig := PathConfig{
+		Gvk:                gvk.Gvk{Group: "GroupA", Kind: "KindB"},
+		Path:               "path/to/a/field",
+		CreateIfNotPresent: true,
+	}
+
+	cfg.AddPrefixPathConfig(pathConfig)
+	if len(cfg.NamePrefix) != 1 {
+		t.Fatalf("failed to add nameprefix pathconfig")
+	}
+	cfg.AddLabelPathConfig(pathConfig)
+	if len(cfg.CommonLabels) != 1 {
+		t.Fatalf("failed to add nameprefix pathconfig")
+	}
+	cfg.AddAnnotationPathConfig(pathConfig)
+	if len(cfg.CommonAnnotations) != 1 {
+		t.Fatalf("failed to add nameprefix pathconfig")
+	}
+}
+
+func TestMerge(t *testing.T) {
+	nameReference := []ReferencePathConfig{
+		{
+			Gvk: gvk.Gvk{
+				Kind: "KindA",
+			},
+			PathConfigs: []PathConfig{
+				{
+					Gvk: gvk.Gvk{
+						Kind: "KindB",
+					},
+					Path:               "path/to/a/field",
+					CreateIfNotPresent: false,
+				},
+			},
+		},
+		{
+			Gvk: gvk.Gvk{
+				Kind: "KindA",
+			},
+			PathConfigs: []PathConfig{
+				{
+					Gvk: gvk.Gvk{
+						Kind: "KindC",
+					},
+					Path:               "path/to/a/field",
+					CreateIfNotPresent: false,
+				},
+			},
+		},
+	}
+	pathConfigs := []PathConfig{
+		{
+			Gvk:                gvk.Gvk{Group: "GroupA", Kind: "KindB"},
+			Path:               "path/to/a/field",
+			CreateIfNotPresent: true,
+		},
+		{
+			Gvk:                gvk.Gvk{Group: "GroupA", Kind: "KindC"},
+			Path:               "path/to/a/field",
+			CreateIfNotPresent: true,
+		},
+	}
+	cfga := &TransformerConfig{}
+	cfga.AddNamereferencePathConfig(nameReference[0])
+	cfga.AddPrefixPathConfig(pathConfigs[0])
+
+	cfgb := &TransformerConfig{}
+	cfgb.AddNamereferencePathConfig(nameReference[1])
+	cfgb.AddPrefixPathConfig(pathConfigs[1])
+
+	actual := cfga.Merge(cfgb)
+
+	if len(actual.NamePrefix) != 2 {
+		t.Fatal("merge failed for namePrefix pathconfig")
+	}
+
+	if len(actual.NameReference) != 1 {
+		t.Fatal("merge failed for namereference pathconfig")
+	}
+
+	expected := &TransformerConfig{}
+	expected.AddNamereferencePathConfig(nameReference[0])
+	expected.AddNamereferencePathConfig(nameReference[1])
+	expected.AddPrefixPathConfig(pathConfigs[0])
+	expected.AddPrefixPathConfig(pathConfigs[1])
+
+	if !reflect.DeepEqual(actual, expected) {
+		t.Fatalf("expected: %v\n but got: %v\n", expected, actual)
+	}
+}