parametrize endpoints

Change-Id: Iffeb7de45c4f4f232f0e8f72c55f9b6e2c5d67c7
diff --git a/metadata/service/control/container.yml b/metadata/service/control/container.yml
index 951ded8..4c82662 100644
--- a/metadata/service/control/container.yml
+++ b/metadata/service/control/container.yml
@@ -1,4 +1,6 @@
 parameters:
+  _param:
+    keystone_cinder_endpoint_type: internalURL
   kubernetes:
     control:
       configmap:
@@ -29,6 +31,7 @@
                   tenant: service
                   user: cinder
                   password: ${_param:keystone_cinder_password}
+                  endpoint_type: ${_param:keystone_cinder_endpoint_type}
                 glance:
                   host: ${_param:glance_service_host}
                   port: 9292