183 lines
6.3 KiB
Go
183 lines
6.3 KiB
Go
/*
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Copyright 2019 the Velero contributors.
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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 restore
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import (
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"context"
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"testing"
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"github.com/sirupsen/logrus"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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corev1 "k8s.io/api/core/v1"
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corev1api "k8s.io/api/core/v1"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/client-go/kubernetes/fake"
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"github.com/vmware-tanzu/velero/pkg/builder"
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"github.com/vmware-tanzu/velero/pkg/plugin/velero"
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)
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// TestChangeImageNameActionExecute runs the ChangeImageNameAction's Execute
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// method and validates that the item's image name is modified (or not) as expected.
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// Validation is done by comparing the result of the Execute method to the test case's
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// desired result.
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func TestChangeImageRepositoryActionExecute(t *testing.T) {
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tests := []struct {
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name string
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podOrObj interface{}
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configMap *corev1api.ConfigMap
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freshedImageName string
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imageNameSlice []string
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want interface{}
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wantErr error
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}{
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{
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name: "a valid mapping with spaces for a new image repository is applied correctly",
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podOrObj: builder.ForPod("default", "pod1").ObjectMeta().
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Containers(&v1.Container{
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Name: "container1",
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Image: "1.1.1.1:5000/abc:test",
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}).Result(),
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configMap: builder.ForConfigMap("velero", "change-image-name").
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ObjectMeta(builder.WithLabels("velero.io/plugin-config", "true", "velero.io/change-image-name", "RestoreItemAction")).
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Data("case1", "1.1.1.1:5000 , 2.2.2.2:3000").
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Result(),
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freshedImageName: "2.2.2.2:3000/abc:test",
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want: "2.2.2.2:3000/abc:test",
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},
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{
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name: "a valid mapping for a new image repository is applied correctly",
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podOrObj: builder.ForPod("default", "pod1").ObjectMeta().
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Containers(&v1.Container{
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Name: "container2",
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Image: "1.1.1.1:5000/abc:test",
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}).Result(),
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configMap: builder.ForConfigMap("velero", "change-image-name").
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ObjectMeta(builder.WithLabels("velero.io/plugin-config", "true", "velero.io/change-image-name", "RestoreItemAction")).
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Data("specific", "1.1.1.1:5000,2.2.2.2:3000").
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Result(),
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freshedImageName: "2.2.2.2:3000/abc:test",
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want: "2.2.2.2:3000/abc:test",
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},
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{
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name: "a valid mapping for a new image name is applied correctly",
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podOrObj: builder.ForPod("default", "pod1").ObjectMeta().
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Containers(&v1.Container{
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Name: "container3",
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Image: "1.1.1.1:5000/abc:test",
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}).Result(),
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configMap: builder.ForConfigMap("velero", "change-image-name").
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ObjectMeta(builder.WithLabels("velero.io/plugin-config", "true", "velero.io/change-image-name", "RestoreItemAction")).
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Data("specific", "abc:test,myproject:latest").
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Result(),
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freshedImageName: "1.1.1.1:5000/myproject:latest",
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want: "1.1.1.1:5000/myproject:latest",
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},
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{
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name: "a valid mapping for a new image repository port is applied correctly",
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podOrObj: builder.ForPod("default", "pod1").ObjectMeta().
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Containers(&v1.Container{
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Name: "container4",
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Image: "1.1.1.1:5000/abc:test",
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}).Result(),
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configMap: builder.ForConfigMap("velero", "change-image-name").
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ObjectMeta(builder.WithLabels("velero.io/plugin-config", "true", "velero.io/change-image-name", "RestoreItemAction")).
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Data("specific", "5000,3333").
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Result(),
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freshedImageName: "1.1.1.1:5000/abc:test",
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want: "1.1.1.1:3333/abc:test",
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},
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{
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name: "a valid mapping for a new image tag is applied correctly",
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podOrObj: builder.ForPod("default", "pod1").ObjectMeta().
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Containers(&v1.Container{
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Name: "container5",
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Image: "1.1.1.1:5000/abc:test",
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}).Result(),
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configMap: builder.ForConfigMap("velero", "change-image-name").
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ObjectMeta(builder.WithLabels("velero.io/plugin-config", "true", "velero.io/change-image-name", "RestoreItemAction")).
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Data("specific", "test,latest").
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Result(),
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freshedImageName: "1.1.1.1:5000/abc:test",
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want: "1.1.1.1:5000/abc:latest",
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},
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{
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name: "image name contains more than one part that matching the replacing words.",
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podOrObj: builder.ForPod("default", "pod1").ObjectMeta().
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Containers(&v1.Container{
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Name: "container6",
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Image: "dev/image1:dev",
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}).Result(),
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configMap: builder.ForConfigMap("velero", "change-image-name").
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ObjectMeta(builder.WithLabels("velero.io/plugin-config", "true", "velero.io/change-image-name", "RestoreItemAction")).
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Data("specific", "dev/,test/").
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Result(),
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freshedImageName: "dev/image1:dev",
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want: "test/image1:dev",
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},
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}
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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clientset := fake.NewSimpleClientset()
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a := NewChangeImageNameAction(
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logrus.StandardLogger(),
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clientset.CoreV1().ConfigMaps("velero"),
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)
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// set up test data
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if tc.configMap != nil {
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_, err := clientset.CoreV1().ConfigMaps(tc.configMap.Namespace).Create(context.TODO(), tc.configMap, metav1.CreateOptions{})
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require.NoError(t, err)
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}
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unstructuredMap, err := runtime.DefaultUnstructuredConverter.ToUnstructured(tc.podOrObj)
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require.NoError(t, err)
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input := &velero.RestoreItemActionExecuteInput{
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Item: &unstructured.Unstructured{
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Object: unstructuredMap,
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},
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}
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// execute method under test
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res, err := a.Execute(input)
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// validate for both error and non-error cases
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switch {
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case tc.wantErr != nil:
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assert.EqualError(t, err, tc.wantErr.Error())
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default:
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assert.NoError(t, err)
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pod := new(corev1.Pod)
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err = runtime.DefaultUnstructuredConverter.FromUnstructured(res.UpdatedItem.UnstructuredContent(), pod)
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require.NoError(t, err)
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assert.Equal(t, pod.Spec.Containers[0].Image, tc.want)
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}
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})
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}
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}
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