mirror of
https://github.com/open-cluster-management-io/ocm.git
synced 2026-02-14 18:09:57 +00:00
429 lines
13 KiB
Go
429 lines
13 KiB
Go
package chart
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import (
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"encoding/base64"
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"fmt"
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"os"
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"testing"
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appsv1 "k8s.io/api/apps/v1"
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corev1 "k8s.io/api/core/v1"
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apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1"
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apiextensionsv1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/serializer"
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"k8s.io/client-go/kubernetes/scheme"
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operatorv1 "open-cluster-management.io/api/operator/v1"
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)
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const (
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defaultRegistry = "quay.io/open-cluster-management"
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defaultVersion = "latest"
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)
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var outputDebug = false
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var decoder runtime.Decoder
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var chartScheme = runtime.NewScheme()
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func init() {
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_ = scheme.AddToScheme(chartScheme)
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_ = apiextensionsv1.AddToScheme(chartScheme)
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_ = apiextensionsv1beta1.AddToScheme(chartScheme)
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_ = operatorv1.AddToScheme(chartScheme)
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decoder = serializer.NewCodecFactory(chartScheme).UniversalDeserializer()
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}
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func TestClusterManagerConfig(t *testing.T) {
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cases := []struct {
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name string
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namespace string
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chartConfig func() *ClusterManagerChartConfig
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expectedObjCnt int
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}{
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{
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name: "default config",
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namespace: "open-cluster-management",
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chartConfig: func() *ClusterManagerChartConfig {
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config := NewDefaultClusterManagerChartConfig()
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return config
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},
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expectedObjCnt: 6,
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},
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{
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name: "enable bootstrap token",
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namespace: "multicluster-engine",
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chartConfig: func() *ClusterManagerChartConfig {
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config := NewDefaultClusterManagerChartConfig()
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config.CreateBootstrapToken = true
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return config
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},
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expectedObjCnt: 9,
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},
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{
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name: "enable bootstrap sa",
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namespace: "multicluster-engine",
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chartConfig: func() *ClusterManagerChartConfig {
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config := NewDefaultClusterManagerChartConfig()
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config.CreateBootstrapSA = true
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return config
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},
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expectedObjCnt: 9,
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},
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{
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name: "change images config",
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namespace: "ocm",
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chartConfig: func() *ClusterManagerChartConfig {
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config := NewDefaultClusterManagerChartConfig()
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config.Images = ImagesConfig{
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Registry: "myrepo",
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Tag: "v9.9.9",
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ImagePullPolicy: corev1.PullAlways,
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ImageCredentials: ImageCredentials{
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CreateImageCredentials: true,
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UserName: "test",
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Password: "test",
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},
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}
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return config
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},
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expectedObjCnt: 7,
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},
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{
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name: "change images config dockerConfigJson",
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namespace: "ocm",
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chartConfig: func() *ClusterManagerChartConfig {
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config := NewDefaultClusterManagerChartConfig()
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config.Images = ImagesConfig{
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Registry: "myrepo",
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Tag: "v9.9.9",
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ImagePullPolicy: corev1.PullAlways,
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ImageCredentials: ImageCredentials{
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CreateImageCredentials: true,
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DockerConfigJson: `{"auths":{"quay.io":{"auth":"YWJjCg=="}}}`,
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},
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}
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return config
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},
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expectedObjCnt: 7,
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},
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{
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name: "create namespace",
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namespace: "multicluster-engine",
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chartConfig: func() *ClusterManagerChartConfig {
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config := NewDefaultClusterManagerChartConfig()
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config.CreateBootstrapToken = true
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config.CreateNamespace = true
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return config
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},
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expectedObjCnt: 10,
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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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registry := defaultRegistry
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version := defaultVersion
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config := c.chartConfig()
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if config.Images.Registry != "" {
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registry = config.Images.Registry
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}
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if config.Images.Tag != "" {
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version = config.Images.Tag
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}
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objects, err := RenderClusterManagerChart(config, c.namespace)
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if err != nil {
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t.Errorf("error rendering chart: %v", err)
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}
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if len(objects) != c.expectedObjCnt {
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t.Errorf("expected %d objects, got %d", c.expectedObjCnt, len(objects))
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}
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// output is for debug
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if outputDebug {
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output(t, c.name, objects)
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}
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for i, o := range objects {
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obj, _, err := decoder.Decode(o, nil, nil)
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if err != nil {
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t.Errorf("error decoding object: %v", err)
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}
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switch object := obj.(type) {
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case *corev1.Namespace:
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if i != 0 {
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t.Errorf("the first object is not namespace")
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}
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if object.Name != c.namespace {
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t.Errorf("expected namespace %s, got %s", c.namespace, object.Name)
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}
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case *appsv1.Deployment:
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if object.Namespace != c.namespace {
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t.Errorf("expected namespace is %s, but got %s", c.namespace, object.Namespace)
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}
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if object.Spec.Template.Spec.Containers[0].Image != fmt.Sprintf("%s/registration-operator:%s", registry, version) {
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t.Errorf("failed to render operator image")
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}
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case *apiextensionsv1.CustomResourceDefinition:
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if object.Name != "clustermanagers.operator.open-cluster-management.io" {
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t.Errorf(" got CRD name %s", object.Name)
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}
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case *operatorv1.ClusterManager:
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if object.Spec.PlacementImagePullSpec != fmt.Sprintf("%s/placement:%s", registry, version) ||
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object.Spec.RegistrationImagePullSpec != fmt.Sprintf("%s/registration:%s", registry, version) ||
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object.Spec.WorkImagePullSpec != fmt.Sprintf("%s/work:%s", registry, version) ||
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object.Spec.AddOnManagerImagePullSpec != fmt.Sprintf("%s/addon-manager:%s", registry, version) {
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t.Errorf("failed to render images")
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}
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case *corev1.Secret:
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switch object.Name {
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case "open-cluster-management-image-pull-credentials":
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data := object.Data[corev1.DockerConfigJsonKey]
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if len(data) == 0 {
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t.Errorf("failed to get image pull secret")
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}
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if base64.StdEncoding.EncodeToString(data) == "" {
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t.Errorf("failed to render image pull secret")
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}
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case "bootstrap-token-ocmhub":
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data := object.StringData["token-secret"]
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if len(data) != 16 {
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t.Errorf("failed to get token secret")
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}
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}
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}
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}
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})
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}
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}
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func TestKlusterletConfig(t *testing.T) {
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cases := []struct {
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name string
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namespace string
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chartConfig func() *KlusterletChartConfig
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expectedObjCnt int
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}{
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{
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name: "default config",
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namespace: "open-cluster-management",
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chartConfig: func() *KlusterletChartConfig {
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config := NewDefaultKlusterletChartConfig()
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config.Klusterlet.ClusterName = "testCluster"
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config.Klusterlet.Mode = operatorv1.InstallModeSingleton
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return config
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},
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expectedObjCnt: 6,
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},
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{
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name: "use bootstrapHubKubeConfig",
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namespace: "open-cluster-management",
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chartConfig: func() *KlusterletChartConfig {
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config := NewDefaultKlusterletChartConfig()
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config.Klusterlet.ClusterName = "testCluster"
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config.Klusterlet.Mode = operatorv1.InstallModeSingleton
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config.BootstrapHubKubeConfig = "kubeconfig"
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return config
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},
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expectedObjCnt: 8,
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},
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{
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name: "change images config",
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namespace: "ocm",
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chartConfig: func() *KlusterletChartConfig {
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config := NewDefaultKlusterletChartConfig()
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config.Images = ImagesConfig{
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Registry: "myrepo",
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Tag: "v9.9.9",
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ImagePullPolicy: corev1.PullAlways,
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ImageCredentials: ImageCredentials{
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CreateImageCredentials: true,
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UserName: "test",
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Password: "test",
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},
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}
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config.Klusterlet.ClusterName = "testCluster"
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config.Klusterlet.Mode = operatorv1.InstallModeSingleton
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return config
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},
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expectedObjCnt: 7,
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},
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{
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name: "hosted mode",
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namespace: "ocm",
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chartConfig: func() *KlusterletChartConfig {
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config := NewDefaultKlusterletChartConfig()
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config.NoOperator = true
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config.Klusterlet.Name = "klusterlet2"
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config.Klusterlet.ClusterName = "testCluster"
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config.Klusterlet.Mode = operatorv1.InstallModeSingletonHosted
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return config
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},
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expectedObjCnt: 2,
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},
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{
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name: "noOperator",
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namespace: "ocm",
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chartConfig: func() *KlusterletChartConfig {
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config := NewDefaultKlusterletChartConfig()
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config.NoOperator = true
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config.Klusterlet.Name = "klusterlet2"
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config.Klusterlet.Namespace = "open-cluster-management-test"
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config.Klusterlet.ClusterName = "testCluster"
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return config
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},
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expectedObjCnt: 2,
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},
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{
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name: "create namespace",
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namespace: "open-cluster-management",
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chartConfig: func() *KlusterletChartConfig {
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config := NewDefaultKlusterletChartConfig()
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config.Klusterlet.ClusterName = "testCluster"
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config.Klusterlet.Mode = operatorv1.InstallModeSingleton
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config.CreateNamespace = true
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return config
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},
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expectedObjCnt: 7,
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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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registry := defaultRegistry
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version := defaultVersion
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config := c.chartConfig()
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if config.Images.Registry != "" {
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registry = config.Images.Registry
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}
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if config.Images.Tag != "" {
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version = config.Images.Tag
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}
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objects, err := RenderKlusterletChart(config, c.namespace)
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if err != nil {
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t.Errorf("error rendering chart: %v", err)
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}
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if len(objects) != c.expectedObjCnt {
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t.Errorf("expected %d objects, got %d", c.expectedObjCnt, len(objects))
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}
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// output is for debug
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if outputDebug {
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output(t, c.name, objects)
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}
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for _, o := range objects {
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obj, _, err := decoder.Decode(o, nil, nil)
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if err != nil {
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t.Errorf("error decoding object: %v", err)
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}
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switch object := obj.(type) {
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case *corev1.Namespace:
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if object.Name != c.namespace && object.Name != "open-cluster-management-agent" {
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t.Errorf("expected namespace %s, got %s", c.namespace, object.Name)
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}
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case *appsv1.Deployment:
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if object.Namespace != c.namespace {
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t.Errorf("expected namespace is %s, but got %s", c.namespace, object.Namespace)
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}
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if object.Spec.Template.Spec.Containers[0].Image != fmt.Sprintf("%s/registration-operator:%s", registry, version) {
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t.Errorf("failed to render operator image")
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}
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case *apiextensionsv1.CustomResourceDefinition:
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if object.Name != "klusterlets.operator.open-cluster-management.io" {
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t.Errorf(" got CRD name %s", object.Name)
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}
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case *operatorv1.Klusterlet:
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if object.Spec.RegistrationImagePullSpec != fmt.Sprintf("%s/registration:%s", registry, version) ||
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object.Spec.WorkImagePullSpec != fmt.Sprintf("%s/work:%s", registry, version) ||
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object.Spec.ImagePullSpec != fmt.Sprintf("%s/registration-operator:%s", registry, version) {
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t.Errorf("failed to render images")
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}
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if object.Spec.ClusterName != config.Klusterlet.ClusterName {
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t.Errorf(" expected %s, got %s", config.Klusterlet.ClusterName, object.Spec.ClusterName)
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}
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switch config.Klusterlet.Mode {
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case "", operatorv1.InstallModeSingleton, operatorv1.InstallModeDefault:
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if config.Klusterlet.Mode == "" && object.Spec.DeployOption.Mode != operatorv1.InstallModeSingleton {
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t.Errorf(" expected Singleton, got %s", object.Spec.DeployOption.Mode)
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}
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if config.Klusterlet.Mode != "" && object.Spec.DeployOption.Mode != config.Klusterlet.Mode {
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t.Errorf(" expected %s, got %s", config.Klusterlet.Mode, object.Spec.DeployOption.Mode)
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}
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switch config.Klusterlet.Name {
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case "":
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if object.Name != "klusterlet" {
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t.Errorf(" expected klusterlet, got %s", object.Name)
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}
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default:
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if object.Name != config.Klusterlet.Name {
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t.Errorf(" expected %s, got %s", config.Klusterlet.Name, object.Name)
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}
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}
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switch config.Klusterlet.Namespace {
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case "":
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if object.Spec.Namespace != "open-cluster-management-agent" {
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t.Errorf(" expected open-cluster-management-agent, got %s", object.Spec.Namespace)
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}
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default:
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if object.Spec.Namespace != config.Klusterlet.Namespace {
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t.Errorf(" expected %s, got %s", config.Klusterlet.Namespace, object.Spec.Namespace)
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}
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}
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case operatorv1.InstallModeSingletonHosted, operatorv1.InstallModeHosted:
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if object.Spec.DeployOption.Mode != config.Klusterlet.Mode {
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t.Errorf(" expected %s, got %s", config.Klusterlet.Mode, object.Spec.DeployOption.Mode)
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}
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if object.Name != fmt.Sprintf("klusterlet-%s", object.Spec.ClusterName) {
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t.Errorf(" expected %s, got %s",
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fmt.Sprintf("klusterlet-%s", object.Spec.ClusterName), object.Name)
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}
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if object.Spec.Namespace != fmt.Sprintf("open-cluster-management-%s", object.Spec.ClusterName) {
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t.Errorf(" expected %s, got %s",
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fmt.Sprintf("open-cluster-management-%s", object.Spec.ClusterName), object.Spec.Namespace)
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}
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}
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case *corev1.Secret:
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switch object.Name {
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case "open-cluster-management-image-pull-credentials":
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data := object.Data[corev1.DockerConfigJsonKey]
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if len(data) == 0 {
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t.Errorf("failed to get image pull secret")
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}
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if base64.StdEncoding.EncodeToString(data) == "" {
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t.Errorf("failed to render image pull secret")
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}
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case "bootstrap-hub-kubeconfig", "external-managed-kubeconfig":
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data := object.Data["kubeconfig"]
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if base64.StdEncoding.EncodeToString(data) == "" {
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t.Errorf("failed to render kubeconfig")
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}
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}
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}
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}
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})
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}
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}
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func output(t *testing.T, name string, objects [][]byte) {
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tmpDir, err := os.MkdirTemp("./", "tmp-"+name+"-")
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if err != nil {
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t.Fatalf("failed to create temp %v", err)
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}
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for i, o := range objects {
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err = os.WriteFile(fmt.Sprintf("%v/%v.yaml", tmpDir, i), o, 0600)
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if err != nil {
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t.Fatalf("failed to Marshal object.%v", err)
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}
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}
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}
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