This sounds a configuration mistake. ""Access denied for user 'nova'@'%'
to database 'nova_api_cell0'"
** Changed in: nova
Status: New => Won't Fix
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https://bugs.launchpad.net/bugs/1701174
Title:
ERROR nova.api, Unexpected API Error
Status in OpenStack Compute (nova):
Won't Fix
Bug description:
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions Traceback
(most recent call last):
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/api/openstack/extensions.py", line 338,
in wrapped
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
f(*args, **kwargs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/api/openstack/compute/servers.py", line
207, in detail
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions servers
= self._get_servers(req, is_detail=True)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/api/openstack/compute/servers.py", line
347, in _get_servers
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
sort_keys=sort_keys, sort_dirs=sort_dirs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 2330, in get_all
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
sort_dirs=sort_dirs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/compute/api.py", line 2407, in
_get_instances_by_filters
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
expected_attrs=fields, sort_keys=sort_keys, sort_dirs=sort_dirs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_versionedobjects/base.py", line 184, in
wrapper
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions result =
fn(cls, context, *args, **kwargs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/objects/instance.py", line 1198, in
get_by_filters
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
use_slave=use_slave, sort_keys=sort_keys, sort_dirs=sort_dirs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/db/sqlalchemy/api.py", line 225, in
wrapper
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
f(*args, **kwargs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/objects/instance.py", line 1182, in
_get_by_filters_impl
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
sort_keys=sort_keys, sort_dirs=sort_dirs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/db/api.py", line 763, in
instance_get_all_by_filters_sort
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
sort_dirs=sort_dirs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/db/sqlalchemy/api.py", line 169, in
wrapper
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
f(*args, **kwargs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/nova/db/sqlalchemy/api.py", line 269, in
wrapped
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions with
ctxt_mgr.reader.allow_async.using(context):
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/contextlib.py", line 17, in __enter__
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
self.gen.next()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/enginefacade.py", line
874, in _transaction_scope
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
allow_async=self._allow_async) as resource:
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/contextlib.py", line 17, in __enter__
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
self.gen.next()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/enginefacade.py", line
518, in _session
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
bind=self.connection, mode=self.mode)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/enginefacade.py", line
277, in _create_session
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
self._start()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/enginefacade.py", line
363, in _start
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
engine_args, maker_args)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/enginefacade.py", line
387, in _setup_for_connection
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
sql_connection=sql_connection, **engine_kwargs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/engines.py", line 155, in
create_engine
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
test_conn = _test_connection(engine, max_retries, retry_interval)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/oslo_db/sqlalchemy/engines.py", line 331, in
_test_connection
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
engine.connect()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 2018, in
connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
self._connection_cls(self, **kwargs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 72, in
__init__
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions if
connection is not None else engine.raw_connection()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 2104, in
raw_connection
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
self.pool.unique_connection, _connection)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 2078, in
_wrap_pool_connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions e,
dialect, self)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 1401, in
_handle_dbapi_exception_noconnection
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
util.raise_from_cause(newraise, exc_info)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/util/compat.py", line 200, in
raise_from_cause
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
reraise(type(exception), exception, tb=exc_tb)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/base.py", line 2074, in
_wrap_pool_connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
fn()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 318, in
unique_connection
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
_ConnectionFairy._checkout(self)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 713, in _checkout
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions fairy =
_ConnectionRecord.checkout(pool)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 480, in checkout
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions rec =
pool._do_get()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 1060, in _do_get
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
self._dec_overflow()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/util/langhelpers.py", line 60, in
__exit__
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
compat.reraise(exc_type, exc_value, exc_tb)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 1057, in _do_get
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
self._create_connection()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 323, in
_create_connection
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
_ConnectionRecord(self)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 449, in __init__
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
self.connection = self.__connect()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/pool.py", line 607, in __connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
connection = self.__pool._invoke_creator(self)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/strategies.py", line 97, in
connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
dialect.connect(*cargs, **cparams)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/sqlalchemy/engine/default.py", line 385, in
connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
self.dbapi.connect(*cargs, **cparams)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/__init__.py", line 88, in Connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions return
Connection(*args, **kwargs)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/connections.py", line 679, in __init__
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
self.connect()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/connections.py", line 891, in connect
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
self._request_authentication()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/connections.py", line 1097, in
_request_authentication
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
auth_packet = self._read_packet()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/connections.py", line 966, in
_read_packet
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
packet.check_error()
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/connections.py", line 394, in
check_error
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
err.raise_mysql_exception(self._data)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/err.py", line 120, in
raise_mysql_exception
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
_check_mysql_exception(errinfo)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/dist-packages/pymysql/err.py", line 112, in
_check_mysql_exception
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions raise
errorclass(errno, errorvalue)
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
OperationalError: (pymysql.err.OperationalError) (1044, u"Access denied for
user 'nova'@'%' to database 'nova_api_cell0'")
2017-06-29 12:25:12.680 2629 ERROR nova.api.openstack.extensions
2017-06-29 12:25:13.483 2629 INFO nova.api.openstack.wsgi
[req-667d9bbc-b45d-483e-8de8-2560a5ad93ab a50b02c18f564288944e27579926fdaa
883f2863818b411a8c86fbbcdc8f3232 - default default] HTTP exception thrown:
Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and
attach the Nova API log if possible.
2017-06-29 12:25:13.707 2629 INFO nova.osapi_compute.wsgi.server
[req-667d9bbc-b45d-483e-8de8-2560a5ad93ab a50b02c18f564288944e27579926fdaa
883f2863818b411a8c86fbbcdc8f3232 - default default] 10.10.190.108 "GET
/v2.1/883f2863818b411a8c86fbbcdc8f3232/servers/detail HTTP/1.1" status: 500
len: 574 time: 4.8026721
2017-06-29 12:26:50.939 2628 INFO nova.osapi_compute.wsgi.server
[req-8a67b8f6-915c-417e-a503-88c94f1fb447 a50b02c18f564288944e27579926fdaa
883f2863818b411a8c86fbbcdc8f3232 - default default] 10.10.190.108 "GET
/v2.1/883f2863818b411a8c86fbbcdc8f3232 HTTP/1.1" status: 404 len: 331 time:
3.8801279
2017-06-29 12:26:53.375 2628 INFO nova.osapi_compute.wsgi.server
[req-2491dbc8-5946-44f8-905e-1ee5a7fea6f1 a50b02c18f564288944e27579926fdaa
883f2863818b411a8c86fbbcdc8f3232 - default default] 10.10.190.108 "GET /v2.1/
HTTP/1.1" status: 200 len: 718 time: 2.3365922
2017-06-29 12:27:00.273 2628 INFO nova.osapi_compute.wsgi.server
[req-6427d289-326b-4f3a-ab33-7a295c11b94f a50b02c18f564288944e27579926fdaa
883f2863818b411a8c86fbbcdc8f3232 - default default] 10.10.190.108 "GET
/v2.1/883f2863818b411a8c86fbbcdc8f3232/os-services HTTP/1.1" status: 200 len:
1181 time: 6.6650732
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