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|
// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package krusty_test
import (
"testing"
kusttest_test "sigs.k8s.io/kustomize/api/testutils/kusttest"
)
// Here is a structure of a kustomization of two components, component1
// and component2, that both use a shared postgres definition, which
// they would individually adjust. This test case checks that the name
// prefix does not cause a name reference conflict.
//
// root
// / \
// component1/overlay component2/overlay
// | |
// component1/base component2/base
// \ /
// base
//
// This is the directory layout:
//
// ├── component1
// │ ├── base
// │ │ └── kustomization.yaml
// │ └── overlay
// │ └── kustomization.yaml
// ├── component2
// │ ├── base
// │ │ └── kustomization.yaml
// │ └── overlay
// │ └── kustomization.yaml
// ├── shared
// │ ├── kustomization.yaml
// │ └── resources.yaml
// ├── kustomization.yaml
func TestBaseReuseNameConflict(t *testing.T) {
th := kusttest_test.MakeHarness(t)
th.WriteK("component1/base", `
resources:
- ../../shared
namePrefix: component1-
`)
th.WriteK("component1/overlay", `
resources:
- ../base
namePrefix: overlay-
`)
th.WriteK("component2/base", `
resources:
- ../../shared
namePrefix: component2-
`)
th.WriteK("component2/overlay", `
resources:
- ../base
namePrefix: overlay-
`)
th.WriteK("shared", `
resources:
- resources.yaml
`)
th.WriteF("shared/resources.yaml", `
---
kind: PersistentVolumeClaim
apiVersion: v1
metadata:
name: postgres
spec:
resources:
requests:
storage: 1Gi
accessModes:
- ReadWriteOnce
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: postgres
spec:
selector:
matchLabels: {}
strategy:
type: Recreate
template:
spec:
containers:
- name: postgres
image: postgres
imagePullPolicy: IfNotPresent
volumeMounts:
- mountPath: /var/lib/postgresql
name: data
ports:
- name: postgres
containerPort: 5432
volumes:
- name: data
persistentVolumeClaim:
claimName: postgres
`)
th.WriteK(".", `
resources:
- component1/overlay
- component2/overlay
`)
m := th.Run(".", th.MakeDefaultOptions())
th.AssertActualEqualsExpected(m, `
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: overlay-component1-postgres
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 1Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: overlay-component1-postgres
spec:
selector:
matchLabels: {}
strategy:
type: Recreate
template:
spec:
containers:
- image: postgres
imagePullPolicy: IfNotPresent
name: postgres
ports:
- containerPort: 5432
name: postgres
volumeMounts:
- mountPath: /var/lib/postgresql
name: data
volumes:
- name: data
persistentVolumeClaim:
claimName: overlay-component1-postgres
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: overlay-component2-postgres
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 1Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: overlay-component2-postgres
spec:
selector:
matchLabels: {}
strategy:
type: Recreate
template:
spec:
containers:
- image: postgres
imagePullPolicy: IfNotPresent
name: postgres
ports:
- containerPort: 5432
name: postgres
volumeMounts:
- mountPath: /var/lib/postgresql
name: data
volumes:
- name: data
persistentVolumeClaim:
claimName: overlay-component2-postgres
`)
}
|
