Open Stack

Hi all

I want to configurate multi-backend driver in cinder.
My configuration follow this:
https://wiki.openstack.org/wiki/Cinder-multi-backend

But, when I restart the cinder-volume, I got this issues:

2013-12-18 18:32:05.795 5000 ERROR cinder.service
[req-a51c1896-46a7-4109-8363-f7f16f714c0e None None] Unhandled exception
2013-12-18 18:32:05.795 5000 TRACE cinder.service Traceback (most recent
call last):
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/service.py", line 228, in
_start_child
2013-12-18 18:32:05.795 5000 TRACE cinder.service
self._child_process(wrap.server)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/service.py", line 205, in
_child_process
2013-12-18 18:32:05.795 5000 TRACE cinder.service
launcher.run_server(server)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/service.py", line 96, in run_server
2013-12-18 18:32:05.795 5000 TRACE cinder.service     server.start()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/service.py", line 364, in start
2013-12-18 18:32:05.795 5000 TRACE cinder.service     self.binary)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/db/api.py", line 131, in
service_get_by_args
2013-12-18 18:32:05.795 5000 TRACE cinder.service     return
IMPL.service_get_by_args(context, host, binary)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/db/sqlalchemy/api.py", line 120,
in wrapper
2013-12-18 18:32:05.795 5000 TRACE cinder.service     return f(*args,
**kwargs)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/db/sqlalchemy/api.py", line 387,
in service_get_by_args
2013-12-18 18:32:05.795 5000 TRACE cinder.service     result =
model_query(context, models.Service).\
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/db/sqlalchemy/api.py", line 179,
in model_query
2013-12-18 18:32:05.795 5000 TRACE cinder.service     session =
kwargs.get('session') or get_session()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/openstack/common/db/sqlalchemy/session.py",
line 376, in get_session
2013-12-18 18:32:05.795 5000 TRACE cinder.service     engine =
get_engine(sqlite_fk=sqlite_fk)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/openstack/common/db/sqlalchemy/session.py",
line 498, in get_engine
2013-12-18 18:32:05.795 5000 TRACE cinder.service     sqlite_fk=sqlite_fk)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib/python2.6/site-packages/cinder/openstack/common/db/sqlalchemy/session.py",
line 601, in create_engine
2013-12-18 18:32:05.795 5000 TRACE cinder.service     engine.connect()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/base.py",
line 2472, in connect
2013-12-18 18:32:05.795 5000 TRACE cinder.service     return
self._connection_cls(self, **kwargs)
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/base.py",
line 878, in __init__
2013-12-18 18:32:05.795 5000 TRACE cinder.service     self.__connection =
connection or engine.raw_connection()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/base.py",
line 2558, in raw_connection
2013-12-18 18:32:05.795 5000 TRACE cinder.service     return
self.pool.unique_connection()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py",
line 183, in unique_connection
2013-12-18 18:32:05.795 5000 TRACE cinder.service     return
_ConnectionFairy(self).checkout()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py",
line 387, in __init__
2013-12-18 18:32:05.795 5000 TRACE cinder.service     rec =
self._connection_record = pool._do_get()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py",
line 741, in _do_get
2013-12-18 18:32:05.795 5000 TRACE cinder.service     con =
self._create_connection()
2013-12-18 18:32:05.795 5000 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py",
line 188, in _create_connection
2013-12-18 18:06:31.910 25883 TRACE cinder.service     return
_ConnectionRecord(self)
2013-12-18 18:06:31.910 25883 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py",
line 270, in __init__
2013-12-18 18:06:31.910 25883 TRACE cinder.service     self.connection =
self.__connect()
2013-12-18 18:06:31.910 25883 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py",
line 330, in __connect
2013-12-18 18:06:31.910 25883 TRACE cinder.service     connection =
self.__pool._creator()
2013-12-18 18:06:31.910 25883 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/strategies.py",
line 80, in connect
2013-12-18 18:06:31.910 25883 TRACE cinder.service     return
dialect.connect(*cargs, **cparams)
2013-12-18 18:06:31.910 25883 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/default.py",
line 281, in connect
2013-12-18 18:06:31.910 25883 TRACE cinder.service     return
self.dbapi.connect(*cargs, **cparams)
2013-12-18 18:06:31.910 25883 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/MySQLdb/__init__.py", line 81, in
Connect
2013-12-18 18:06:31.910 25883 TRACE cinder.service     return
Connection(*args, **kwargs)
2013-12-18 18:06:31.910 25883 TRACE cinder.service   File
"/usr/lib64/python2.6/site-packages/MySQLdb/connections.py", line 187, in
__init__
2013-12-18 18:06:31.910 25883 TRACE cinder.service     super(Connection,
self).__init__(*args, **kwargs2)
2013-12-18 18:06:31.910 25883 TRACE cinder.service OperationalError:
(OperationalError) (1045, "Access denied for user 'cinder'@'localhost'
(using password: YES)") None None

Anyone can help me?
Thanks
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