mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-06-13 01:50:55 +00:00
Add builtin namespace transformer plugin
This commit is contained in:
Jeffrey Regan
32
plugin/builtin/NamespaceTransformer.go
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32
plugin/builtin/NamespaceTransformer.go
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@@ -0,0 +1,32 @@
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// Code generated by pluginator on NamespaceTransformer; DO NOT EDIT.
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package builtin
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import (
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"sigs.k8s.io/kustomize/pkg/ifc"
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"sigs.k8s.io/kustomize/pkg/resmap"
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"sigs.k8s.io/kustomize/pkg/transformers"
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"sigs.k8s.io/kustomize/pkg/transformers/config"
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"sigs.k8s.io/yaml"
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)
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// Change or set the namespace of non-cluster level resources.
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type NamespaceTransformerPlugin struct {
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Namespace string `json:"namespace,omitempty" yaml:"namespace,omitempty"`
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FieldSpecs []config.FieldSpec `json:"fieldSpecs,omitempty" yaml:"fieldSpecs,omitempty"`
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}
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func NewNamespaceTransformerPlugin() *NamespaceTransformerPlugin {
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return &NamespaceTransformerPlugin{}
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}
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func (p *NamespaceTransformerPlugin) Config(
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ldr ifc.Loader, rf *resmap.Factory, c []byte) (err error) {
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p.Namespace = ""
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p.FieldSpecs = nil
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return yaml.Unmarshal(c, p)
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}
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func (p *NamespaceTransformerPlugin) Transform(m resmap.ResMap) error {
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return transformers.NewNamespaceTransformer(
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p.Namespace, p.FieldSpecs).Transform(m)
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}
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33
plugin/builtin/namespacetransformer/NamespaceTransformer.go
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33
plugin/builtin/namespacetransformer/NamespaceTransformer.go
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@@ -0,0 +1,33 @@
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// Copyright 2019 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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//go:generate go run sigs.k8s.io/kustomize/plugin/pluginator
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package main
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import (
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"sigs.k8s.io/kustomize/pkg/ifc"
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"sigs.k8s.io/kustomize/pkg/resmap"
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"sigs.k8s.io/kustomize/pkg/transformers"
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"sigs.k8s.io/kustomize/pkg/transformers/config"
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"sigs.k8s.io/yaml"
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)
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// Change or set the namespace of non-cluster level resources.
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type plugin struct {
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Namespace string `json:"namespace,omitempty" yaml:"namespace,omitempty"`
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FieldSpecs []config.FieldSpec `json:"fieldSpecs,omitempty" yaml:"fieldSpecs,omitempty"`
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}
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var KustomizePlugin plugin
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func (p *plugin) Config(
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ldr ifc.Loader, rf *resmap.Factory, c []byte) (err error) {
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p.Namespace = ""
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p.FieldSpecs = nil
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return yaml.Unmarshal(c, p)
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}
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func (p *plugin) Transform(m resmap.ResMap) error {
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return transformers.NewNamespaceTransformer(
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p.Namespace, p.FieldSpecs).Transform(m)
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}
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176
plugin/builtin/namespacetransformer/NamespaceTransformer_test.go
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176
plugin/builtin/namespacetransformer/NamespaceTransformer_test.go
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// Copyright 2019 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package main_test
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import (
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"testing"
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"sigs.k8s.io/kustomize/pkg/kusttest"
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"sigs.k8s.io/kustomize/plugin"
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)
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func TestNamespaceTransformer1(t *testing.T) {
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tc := plugin.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "NamespaceTransformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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rm := th.LoadAndRunTransformer(`
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apiVersion: builtin
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kind: NamespaceTransformer
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metadata:
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name: notImportantHere
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namespace: test
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fieldSpecs:
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- path: metadata/namespace
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create: true
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`, `
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: cm1
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---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: cm2
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namespace: foo
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---
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apiVersion: v1
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kind: Namespace
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metadata:
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name: ns1
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: default
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namespace: system
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: service-account
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namespace: system
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRoleBinding
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metadata:
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name: manager-rolebinding
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subjects:
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- kind: ServiceAccount
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name: default
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namespace: system
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- kind: ServiceAccount
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name: service-account
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namespace: system
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- kind: ServiceAccount
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name: another
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namespace: random
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---
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apiVersion: apiextensions.k8s.io/v1beta1
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kind: CustomResourceDefinition
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metadata:
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name: crd
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`)
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th.AssertActualEqualsExpected(rm, `
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apiVersion: v1
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kind: Namespace
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metadata:
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name: ns1
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---
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apiVersion: apiextensions.k8s.io/v1beta1
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kind: CustomResourceDefinition
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metadata:
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name: crd
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: default
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namespace: test
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: service-account
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namespace: test
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: ClusterRoleBinding
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metadata:
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name: manager-rolebinding
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subjects:
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- kind: ServiceAccount
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name: default
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namespace: test
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- kind: ServiceAccount
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name: service-account
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namespace: test
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- kind: ServiceAccount
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name: another
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namespace: random
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---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: cm1
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namespace: test
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---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: cm2
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namespace: test
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`)
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}
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func TestNamespaceTransformerClusterLevelKinds(t *testing.T) {
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tc := plugin.NewEnvForTest(t).Set()
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defer tc.Reset()
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tc.BuildGoPlugin(
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"builtin", "", "NamespaceTransformer")
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th := kusttest_test.NewKustTestPluginHarness(t, "/app")
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const noChangeExpected = `
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apiVersion: v1
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kind: Namespace
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metadata:
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name: ns1
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---
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kind: CustomResourceDefinition
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metadata:
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name: crd1
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---
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kind: ClusterRole
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metadata:
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name: cr1
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---
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kind: ClusterRoleBinding
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metadata:
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name: crb1
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---
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kind: PersistentVolume
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metadata:
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name: pv1
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`
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rm := th.LoadAndRunTransformer(`
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apiVersion: builtin
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kind: NamespaceTransformer
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metadata:
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name: notImportantHere
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namespace: test
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fieldSpecs:
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- path: metadata/namespace
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create: true
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`, noChangeExpected)
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th.AssertActualEqualsExpected(rm, noChangeExpected)
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}
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