Unhardcoded auth urls for oidc

Change-Id: I4dd0f42e9df9674b21a423f892f42a22ee32133e
Related-Prod: PROD-30447
diff --git a/README.rst b/README.rst
index 957c72a..0ec9620 100644
--- a/README.rst
+++ b/README.rst
@@ -1008,6 +1008,21 @@
 
 .. code-block::
 
+Setup auth urls for oidc:
+---------------
+.. code-block:: yaml
+
+  keystone:
+    server:
+      federation:
+        oidc:
+          idp_protocols_auth_url: '/v3/OS-FEDERATION/identity_providers/.*?/protocols/oidc/auth_url'
+          idp_protocols_websso_url: '/v3/OS-FEDERATION/identity_providers/.*?/protocols/oidc/websso_url'
+          websso_url: '/v3/OS-FEDERATION/websso/oidc_url'
+
+
+.. code-block::
+
 Upgrades
 ========