diff --git a/lib/constants.py b/lib/constants.py
index 91ce86ba99db540dd34e9618670bd6de345c15ec..ffad1aac9c8f9268763f1d1d31ed4ed6d18df04e 100644
--- a/lib/constants.py
+++ b/lib/constants.py
@@ -617,3 +617,14 @@ NICC_DEFAULTS = {
   }
 
 MASTER_POOL_SIZE_DEFAULT = 10
+
+CONFD_PROTOCOL_VERSION = 1
+
+CONFD_REQ_NODE_ROLE_BYNAME = 1
+CONFD_REQ_NODE_PIP_BY_INSTANCE_IP = 2
+
+CONFD_REQS = frozenset([
+  CONFD_REQ_NODE_ROLE_BYNAME,
+  CONFD_REQ_NODE_PIP_BY_INSTANCE_IP,
+  ])
+