deprecate audit middleware

we should deprecate audit middleware as soon as possible so we can
remove it from library. switch oslo.messaging to test as it is only
a requirement for middleware and not pycadf in general.

Change-Id: I60820cc15d05b3c07215c2000d806b4a0aa42889
Closes-Bug: #1398411

1 files changed, 7 insertions, 0 deletions

diff --git a/pycadf/middleware/audit.py b/pycadf/middleware/audit.py
index 87642f0..859dd1b 100644
--- a/pycadf/middleware/audit.py
+++ b/pycadf/middleware/audit.py
@@ -19,6 +19,9 @@ AuditMiddleware filter should be placed after Keystone's auth_token middleware
 in the pipeline so that it can utilize the information Keystone provides.
 
 """
+import logging
+
+from pycadf._i18n import _LW
 from pycadf.audit import api as cadf_api
 from pycadf.middleware import notifier
 
@@ -27,6 +30,10 @@ class AuditMiddleware(notifier.RequestNotifier):
 
     def __init__(self, app, **conf):
         super(AuditMiddleware, self).__init__(app, **conf)
+        LOG = logging.getLogger(conf.get('log_name', __name__))
+        LOG.warning(_LW('pyCADF middleware is deprecated as of version 0.7.0,'
+                        ' in favour of keystonemiddleware.audit.'
+                        'AuditMiddleware'))
         map_file = conf.get('audit_map_file', None)
         self.cadf_audit = cadf_api.OpenStackAuditApi(map_file)