Decorate context with backend metadata

Author: c00kiemon5ter

src/satosa/backends/saml2.py

@@ -229,6 +229,8 @@ def authn_response(self, context, binding):
                            "State did not match relay state for state", context.state)
             raise SATOSAAuthenticationError(context.state, "State did not match relay state")
 
+        context.decorate(Context.KEY_BACKEND_METADATA_STORE, self.sp.metadata)
+
         del context.state[self.name]
         return self.auth_callback_func(context, self._translate_response(authn_response, context.state))
 

src/satosa/context.py

@@ -15,6 +15,7 @@ class Context(object):
     """
     Holds information about the current request.
     """
+    KEY_BACKEND_METADATA_STORE = 'metadata_store'
     KEY_MIRROR_TARGET_ENTITYID = 'mirror_target_entity_id'
 
     def __init__(self):