Add LBaaSv2 Barbican support

Barbican support is needed for HTTPS termination

Change-Id: I5629bfb64401c10ed5ca5c734ab9a51bcb57f0ff
diff --git a/README.rst b/README.rst
index 54e9502..876907e 100644
--- a/README.rst
+++ b/README.rst
@@ -592,9 +592,9 @@
 
 
 Set up metadata secret for the Vrouter
--------------------------------------
+--------------------------------------
 
-In order to get cloud-init within the instance to properly fetch 
+In order to get cloud-init within the instance to properly fetch
 instance metadata, metadata_proxy_secret in the Vrouter agent config
 should match the value in nova.conf. The administrator should define
 it in the pillar:
@@ -606,6 +606,23 @@
         metadata:
           secret: opencontrail
 
+Add auth info for Barbican on compute nodes
+-------------------------------------------
+
+.. code-block:: yaml
+
+    opencontrail:
+      compute:
+        lbaas:
+          enabled: true
+          secret_manager:
+            engine: barbican
+            identity:
+              user: admin
+              password: "supersecretpassword123"
+              tenant: admin
+
+
 Keystone v3
 -----------