v3 token API

Also implemented the following:

blueprint pluggable-identity-authentication-handlers
blueprint stop-ids-in-uris
blueprint multi-factor-authn (just the plumbing)

What's missing?

* domain scoping (will be implemented by Henry?)

Change-Id: I191c0b2cb3367b2a5f8a2dc674c284bb13ea97e3

1 files changed, 8 insertions, 7 deletions

diff --git a/keystone/common/wsgi.py b/keystone/common/wsgi.py
index 4c9a90bf..a515eefe 100644
--- a/keystone/common/wsgi.py
+++ b/keystone/common/wsgi.py
@@ -547,10 +547,11 @@ def render_response(body=None, status=None, headers=None):
 
 def render_exception(error):
     """Forms a WSGI response based on the current error."""
-    return render_response(status=(error.code, error.title), body={
-        'error': {
-            'code': error.code,
-            'title': error.title,
-            'message': str(error),
-        }
-    })
+    body = {'error': {
+        'code': error.code,
+        'title': error.title,
+        'message': str(error)
+    }}
+    if isinstance(error, exception.AuthPluginException):
+        body['authentication'] = error.authentication
+    return render_response(status=(error.code, error.title), body=body)