Hi- I have added the correct credentials with respect to my setup.
But still the same error exists. Kindly help me resolve the issue. - Trinath On Wed, Dec 5, 2012 at 4:38 PM, Razique Mahroua <[email protected]>wrote: > HI Trinath, > just add the right credentials into your .bashrc or any file the system > user can source : > > export SERVICE_TOKEN=admin > > export OS_TENANT_NAME=admin > export OS_USERNAME=admin > export OS_PASSWORD=openstack > export OS_AUTH_URL=http://$keystone-IP:5000/v2.0/ > export SERVICE_ENDPOINT=http://$keystone-IP:35357/v2.0/ > > and it would work > > Regards, > *Razique Mahroua** - **Nuage & Co* > [email protected] > Tel : +33 9 72 37 94 15 > > > Le 5 déc. 2012 à 12:04, Trinath Somanchi <[email protected]> a > écrit : > > Hi- > > Is there any way with out using the nova-client from the compute host, to > access the nova database? > > I tried, using the /nova/db/api.py and /nova/db/sqlalchemy/api.py class > definitions for accessing the database but failed to get the data. > > > I get this error for the sample def. i have written. > > File "/usr/lib/python2.7/dist-packages/nova/db/sqlalchemy/api.py", line > 5263, in sampledata_by_host > filter(models.Instance.host == host_name).all() > File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/query.py", line > 2115, in all > return list(self) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/query.py", line > 2227, in __iter__ > return self._execute_and_instances(context) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/query.py", line > 2240, in _execute_and_instances > close_with_result=True) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/query.py", line > 2231, in _connection_from_session > **kw) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line > 730, in connection > close_with_result=close_with_result) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/orm/session.py", line > 736, in _connection_for_bind > return engine.contextual_connect(**kwargs) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line > 2490, in contextual_connect > self.pool.connect(), > File "/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 224, in > connect > return _ConnectionFairy(self).checkout() > File "/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 387, in > __init__ > rec = self._connection_record = pool._do_get() > File "/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 802, in > _do_get > return self._create_connection() > File "/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 188, in > _create_connection > return _ConnectionRecord(self) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 270, in > __init__ > self.connection = self.__connect() > File "/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 330, in > __connect > connection = self.__pool._creator() > File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/strategies.py", > line 80, in connect > return dialect.connect(*cargs, **cparams) > File "/usr/lib/python2.7/dist-packages/sqlalchemy/engine/default.py", > line 281, in connect > return self.dbapi.connect(*cargs, **cparams) > *OperationalError: (OperationalError) unable to open database file None > None* > > Can any one help when does this error occur and how to resolve the same. > > Thanks in advance. > > -- > Regards, > ---------------------------------------------- > Trinath Somanchi, > +91 9866 235 130 > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : [email protected] > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp > > > -- Regards, ---------------------------------------------- Trinath Somanchi, +91 9866 235 130
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