make the resource prefix in etcd configurable for cohabitation

pkg/registry/controller/etcd/etcd.go

@@ -59,7 +59,7 @@ type REST struct {
 
 // NewREST returns a RESTStorage object that will work against replication controllers.
 func NewREST(opts generic.RESTOptions) (*REST, *StatusREST) {
-	prefix := "/controllers"
+	prefix := "/" + opts.ResourcePrefix
 
 	newListFunc := func() runtime.Object { return &api.ReplicationControllerList{} }
 	storageInterface := opts.Decorator(