mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-05-18 09:22:03 +00:00
478 lines
9.8 KiB
Go
478 lines
9.8 KiB
Go
/*
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Copyright 2018 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package target_test
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import (
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"strings"
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"testing"
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"sigs.k8s.io/kustomize/v3/api/kusttest"
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)
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func makeCommonFileForMultiplePatchTest(th *kusttest_test.KustTestHarness) {
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th.WriteK("/app/base", `
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apiVersion: kustomize.config.k8s.io/v1beta1
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kind: Kustomization
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namePrefix: team-foo-
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commonLabels:
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app: mynginx
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org: example.com
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team: foo
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commonAnnotations:
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note: This is a test annotation
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resources:
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- deployment.yaml
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- service.yaml
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configMapGenerator:
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- name: configmap-in-base
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literals:
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- foo=bar
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`)
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th.WriteF("/app/base/deployment.yaml", `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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labels:
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app: nginx
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spec:
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template:
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metadata:
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labels:
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app: nginx
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spec:
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containers:
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- name: nginx
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image: nginx
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volumeMounts:
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- name: nginx-persistent-storage
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mountPath: /tmp/ps
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- name: sidecar
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image: sidecar:latest
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volumes:
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- name: nginx-persistent-storage
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emptyDir: {}
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- configMap:
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name: configmap-in-base
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name: configmap-in-base
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`)
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th.WriteF("/app/base/service.yaml", `
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apiVersion: v1
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kind: Service
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metadata:
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name: nginx
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labels:
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app: nginx
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spec:
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ports:
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- port: 80
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selector:
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app: nginx
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`)
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th.WriteK("/app/overlay/staging", `
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apiVersion: kustomize.config.k8s.io/v1beta1
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kind: Kustomization
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namePrefix: staging-
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commonLabels:
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env: staging
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patchesStrategicMerge:
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- deployment-patch1.yaml
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- deployment-patch2.yaml
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resources:
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- ../../base
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configMapGenerator:
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- name: configmap-in-overlay
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literals:
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- hello=world
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`)
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}
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func TestMultiplePatchesNoConflict(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app/overlay/staging")
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makeCommonFileForMultiplePatchTest(th)
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th.WriteF("/app/overlay/staging/deployment-patch1.yaml", `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- name: nginx
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image: nginx:latest
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env:
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- name: ENVKEY
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value: ENVVALUE
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volumes:
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- name: nginx-persistent-storage
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emptyDir: null
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gcePersistentDisk:
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pdName: nginx-persistent-storage
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- configMap:
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name: configmap-in-overlay
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name: configmap-in-overlay
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`)
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th.WriteF("/app/overlay/staging/deployment-patch2.yaml", `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- name: nginx
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env:
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- name: ANOTHERENV
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value: FOO
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volumes:
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- name: nginx-persistent-storage
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`)
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m, err := th.MakeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("Err: %v", err)
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}
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th.AssertActualEqualsExpected(m, `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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name: staging-team-foo-nginx
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spec:
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selector:
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matchLabels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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template:
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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spec:
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containers:
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- env:
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- name: ANOTHERENV
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value: FOO
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- name: ENVKEY
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value: ENVVALUE
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image: nginx:latest
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name: nginx
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volumeMounts:
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- mountPath: /tmp/ps
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name: nginx-persistent-storage
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- image: sidecar:latest
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name: sidecar
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volumes:
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- gcePersistentDisk:
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pdName: nginx-persistent-storage
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name: nginx-persistent-storage
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- configMap:
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name: staging-configmap-in-overlay-k7cbc75tg8
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name: configmap-in-overlay
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- configMap:
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name: staging-team-foo-configmap-in-base-g7k6gt2889
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name: configmap-in-base
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---
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apiVersion: v1
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kind: Service
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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name: staging-team-foo-nginx
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spec:
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ports:
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- port: 80
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selector:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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---
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apiVersion: v1
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data:
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foo: bar
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kind: ConfigMap
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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name: staging-team-foo-configmap-in-base-g7k6gt2889
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---
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apiVersion: v1
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data:
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hello: world
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kind: ConfigMap
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metadata:
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labels:
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env: staging
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name: staging-configmap-in-overlay-k7cbc75tg8
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`)
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}
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func TestMultiplePatchesWithConflict(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app/overlay/staging")
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makeCommonFileForMultiplePatchTest(th)
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th.WriteF("/app/overlay/staging/deployment-patch1.yaml", `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- name: nginx
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env:
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- name: ENABLE_FEATURE_FOO
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value: TRUE
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volumes:
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- name: nginx-persistent-storage
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emptyDir: null
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gcePersistentDisk:
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pdName: nginx-persistent-storage
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- configMap:
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name: configmap-in-overlay
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name: configmap-in-overlay
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`)
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th.WriteF("/app/overlay/staging/deployment-patch2.yaml", `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- name: nginx
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env:
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- name: ENABLE_FEATURE_FOO
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value: FALSE
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`)
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_, err := th.MakeKustTarget().MakeCustomizedResMap()
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if err == nil {
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t.Fatalf("expected conflict")
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}
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if !strings.Contains(
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err.Error(), "conflict between ") {
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t.Fatalf("Unexpected err: %v", err)
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}
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}
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func TestMultiplePatchesWithOnePatchDeleteDirective(t *testing.T) {
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additivePatch := `apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- name: nginx
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env:
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- name: SOME_NAME
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value: somevalue
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`
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deletePatch := `apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- $patch: delete
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name: sidecar
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`
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cases := []struct {
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name string
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patch1 string
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patch2 string
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expectError bool
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}{
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{
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name: "Patch with delete directive first",
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patch1: deletePatch,
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patch2: additivePatch,
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},
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{
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name: "Patch with delete directive second",
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patch1: additivePatch,
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patch2: deletePatch,
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},
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}
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for _, c := range cases {
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t.Run(c.name, func(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app/overlay/staging")
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makeCommonFileForMultiplePatchTest(th)
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th.WriteF("/app/overlay/staging/deployment-patch1.yaml", c.patch1)
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th.WriteF("/app/overlay/staging/deployment-patch2.yaml", c.patch2)
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m, err := th.MakeKustTarget().MakeCustomizedResMap()
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if err != nil {
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t.Fatalf("Err: %v", err)
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}
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th.AssertActualEqualsExpected(m, `apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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name: staging-team-foo-nginx
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spec:
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selector:
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matchLabels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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template:
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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spec:
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containers:
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- env:
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- name: SOME_NAME
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value: somevalue
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image: nginx
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name: nginx
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volumeMounts:
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- mountPath: /tmp/ps
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name: nginx-persistent-storage
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volumes:
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- emptyDir: {}
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name: nginx-persistent-storage
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- configMap:
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name: staging-team-foo-configmap-in-base-g7k6gt2889
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name: configmap-in-base
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---
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apiVersion: v1
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kind: Service
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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name: staging-team-foo-nginx
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spec:
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ports:
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- port: 80
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selector:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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---
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apiVersion: v1
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data:
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foo: bar
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kind: ConfigMap
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metadata:
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annotations:
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note: This is a test annotation
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labels:
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app: mynginx
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env: staging
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org: example.com
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team: foo
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name: staging-team-foo-configmap-in-base-g7k6gt2889
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---
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apiVersion: v1
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data:
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hello: world
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kind: ConfigMap
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metadata:
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labels:
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env: staging
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name: staging-configmap-in-overlay-k7cbc75tg8
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`)
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})
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}
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}
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func TestMultiplePatchesBothWithPatchDeleteDirective(t *testing.T) {
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th := kusttest_test.NewKustTestHarness(t, "/app/overlay/staging")
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makeCommonFileForMultiplePatchTest(th)
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th.WriteF("/app/overlay/staging/deployment-patch1.yaml", `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- $patch: delete
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name: sidecar
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`)
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th.WriteF("/app/overlay/staging/deployment-patch2.yaml", `
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apiVersion: apps/v1beta2
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kind: Deployment
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metadata:
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name: nginx
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spec:
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template:
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spec:
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containers:
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- $patch: delete
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name: nginx
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`)
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_, err := th.MakeKustTarget().MakeCustomizedResMap()
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if err == nil {
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t.Fatalf("Expected error")
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}
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if !strings.Contains(
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err.Error(), "both containing ") {
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t.Fatalf("Unexpected err: %v", err)
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}
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return
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}
|