always allow access to <app>/appadmin/manage/auth if used is admin

applications/admin/controllers/appadmin.py

@@ -49,7 +49,8 @@ if request.function == 'manage':
                                       auth.table_group(),
                                       auth.table_permission()])
     manager_role = manager_action.get('role', None) if manager_action else None
-    auth.requires_membership(manager_role)(lambda: None)()
+    if not (gluon.fileutils.check_credentials(request) or auth.has_membership(manager_role)):
+        raise HTTP(403, "Not authorized")
     menu = False
 elif (request.application == 'admin' and not session.authorized) or \
         (request.application != 'admin' and not gluon.fileutils.check_credentials(request)):
@@ -80,7 +81,6 @@ if False and request.tickets_db:
 def get_databases(request):
     dbs = {}
     for (key, value) in global_env.items():
-        cond = False
         try:
             cond = isinstance(value, GQLDB)
         except:
@@ -420,7 +420,7 @@ def ccache():
         'oldest': time.time(),
         'keys': []
     }
-
+    
     disk = copy.copy(ram)
     total = copy.copy(ram)
     disk['keys'] = []
@@ -480,7 +480,7 @@ def ccache():
                     disk['oldest'] = value[0]
                 disk['keys'].append((key, GetInHMS(time.time() - value[0])))
 
-        ram_keys = ram.keys()
+        ram_keys = ram.keys() # ['hits', 'objects', 'ratio', 'entries', 'keys', 'oldest', 'bytes', 'misses']
         ram_keys.remove('ratio')
         ram_keys.remove('oldest')
         for key in ram_keys:
@@ -491,7 +491,7 @@ def ccache():
                                                 total['misses'])
         except (KeyError, ZeroDivisionError):
             total['ratio'] = 0
-        
+
         if disk['oldest'] < ram['oldest']:
             total['oldest'] = disk['oldest']
         else: