diff --git a/lib/constants.py b/lib/constants.py
index e7d515401dad9224f64ecc5edcc4c95ca4cabc42..f127a8a93fe04ecc18198c045dafa73b56c1ffcd 100644
--- a/lib/constants.py
+++ b/lib/constants.py
@@ -628,6 +628,16 @@ CONFD_REQS = frozenset([
   CONFD_REQ_NODE_PIP_BY_INSTANCE_IP,
   ])
 
+CONFD_REPL_STATUS_OK = 0
+CONFD_REPL_STATUS_ERROR = 1
+CONFD_REPL_STATUS_NOTIMPLEMENTED = 2
+
+CONFD_REPL_STATUSES = frozenset([
+  CONFD_REPL_STATUS_OK,
+  CONFD_REPL_STATUS_ERROR,
+  CONFD_REPL_STATUS_NOTIMPLEMENTED,
+  ])
+
 (CONFD_NODE_ROLE_MASTER,
  CONFD_NODE_ROLE_CANDIDATE,
  CONFD_NODE_ROLE_OFFLINE,