Relocate pkgs. (#146)

Signed-off-by: xuezhaojun <zxue@redhat.com>

pkg/registration/webhook/v1beta2/webhook.go

@@ -0,0 +1,60 @@
+package v1beta2
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/client-go/kubernetes"
+	"open-cluster-management.io/api/cluster/v1beta2"
+	ctrl "sigs.k8s.io/controller-runtime"
+)
+
+var (
+	schemeBuilder = runtime.NewSchemeBuilder(addKnownTypes)
+	// Install is a function which adds this version to a scheme
+	Install = schemeBuilder.AddToScheme
+)
+
+// Adds the list of known types to api.Scheme.
+func addKnownTypes(scheme *runtime.Scheme) error {
+	scheme.AddKnownTypes(v1beta2.GroupVersion,
+		&ManagedClusterSet{},
+		&v1beta2.ManagedClusterSetBinding{},
+	)
+	metav1.AddToGroupVersion(scheme, v1beta2.GroupVersion)
+	return nil
+}
+
+type ManagedClusterSet struct {
+	v1beta2.ManagedClusterSet
+}
+
+type ManagedClusterSetBindingWebhook struct {
+	kubeClient kubernetes.Interface
+}
+
+func (src *ManagedClusterSet) SetupWebhookWithManager(mgr ctrl.Manager) error {
+	return ctrl.NewWebhookManagedBy(mgr).
+		For(src).
+		Complete()
+}
+
+func (b *ManagedClusterSetBindingWebhook) Init(mgr ctrl.Manager) error {
+	err := b.SetupWebhookWithManager(mgr)
+	if err != nil {
+		return err
+	}
+	b.kubeClient, err = kubernetes.NewForConfig(mgr.GetConfig())
+	return err
+}
+
+// SetExternalKubeClientSet is function to enable the webhook injecting to kube admssion
+func (b *ManagedClusterSetBindingWebhook) SetExternalKubeClientSet(client kubernetes.Interface) {
+	b.kubeClient = client
+}
+
+func (b *ManagedClusterSetBindingWebhook) SetupWebhookWithManager(mgr ctrl.Manager) error {
+	return ctrl.NewWebhookManagedBy(mgr).
+		WithValidator(b).
+		For(&v1beta2.ManagedClusterSetBinding{}).
+		Complete()
+}