[NET-9153] Handle Terminating Gateway ACL Setup (#3975)

* first pass at creating write policy for service and updating term gw acl
role

* handle deregistering, update tests for registering with acls

* existing deregister tests passing

* failures with term gw role not existing

* clean up

* reorg code

* Move to own package

* watch for terminating gateways

* move files back, handle multiple terminating gateways

* handle errors and ensure finalizer is set

* Add tests for finalizers

* remove unused file

* fix import naming

* linting

* fix comment, extract constant

control-plane/api/v1alpha1/registration_types.go

@@ -13,6 +13,7 @@ import (
 
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
 )
 
 func init() {
@@ -289,6 +290,13 @@ func (r *Registration) ToCatalogDeregistration() *capi.CatalogDeregistration {
 	}
 }
 
+func (r *Registration) NamespacedName() types.NamespacedName {
+	return types.NamespacedName{
+		Namespace: r.Namespace,
+		Name:      r.Name,
+	}
+}
+
 // SetSyncedCondition sets the synced condition on the Registration.
 func (r *Registration) SetSyncedCondition(status corev1.ConditionStatus, reason string, message string) {
 	r.Status.Conditions = Conditions{