# HG changeset patch
# User Marcin Kuzminski <marcin@rhodecode.com>
# Date 2018-07-06 12:47:09
# Node ID 89242b5a9207dd70e800f91cd160d0fe21f81f29
# Parent  bbc9660298ec319399342e08f2974e93b42486d2

caches: skip cache if user is empty.

diff --git a/rhodecode/authentication/base.py b/rhodecode/authentication/base.py
--- a/rhodecode/authentication/base.py
+++ b/rhodecode/authentication/base.py
@@ -694,7 +694,9 @@ def authenticate(username, password, env
         log.debug('AUTH_CACHE_TTL for plugin `%s` active: %s (TTL: %s)',
                   plugin.get_id(), plugin_cache_active, cache_ttl)
 
-        user_id = user.user_id
+        user_id = user.user_id if user else None
+        # don't cache for empty users
+        plugin_cache_active = plugin_cache_active and user_id
         cache_namespace_uid = 'cache_user_auth.{}'.format(user_id)
         region = rc_cache.get_or_create_region('cache_perms', cache_namespace_uid)