This is definitely not a nova issue. From reading some other forums, it is a change in mysql 8. It would probably be better to ask in ask.openstack.org (forum), or check other solution sites via google. Or read the mysql docs:
https://dev.mysql.com/doc/refman/8.0/en/caching-sha2-pluggable- authentication.html ** Changed in: nova Status: New => Invalid -- You received this bug notification because you are a member of Yahoo! Engineering Team, which is subscribed to OpenStack Compute (nova). https://bugs.launchpad.net/bugs/1804510 Title: mysql_exceptions_OperationalError, "Authentication plugin 'caching_sha2_password' cannot be loaded: Status in OpenStack Compute (nova): Invalid Bug description: Description =========== I am following this link (https://docs.openstack.org/install-guide) to install the openstack Rocky release and successfully installed the all prerequisite. I successfully configure the Keystone service now moving forward to compute service that is NOVA and I am following this link (https://docs.openstack.org/nova/rocky/install/compute-install-rdo.html) to configure the NOVA on controller node. When I ran this command from root user # /bin/sh -c "nova-manage api_db sync" nova I got this error /usr/lib/python2.7/site-packages/pymysql/cursors.py:170: Warning: (3719, u"'utf8' is currently an alias for the character set UTF8MB3, but will be an alias for UTF8MB4 in a future release. Please consider using UTF8MB4 in order to be unambiguous.") result = self._query(query) An error has occurred: Traceback (most recent call last): File "/usr/lib/python2.7/site-packages/nova/cmd/manage.py", line 2310, in main ret = fn(*fn_args, **fn_kwargs) File "/usr/lib/python2.7/site-packages/nova/cmd/manage.py", line 866, in sync return migration.db_sync(version2, database='api') and result File "/usr/lib/python2.7/site-packages/nova/db/migration.py", line 26, in db_sync return IMPL.db_sync(version=version, database=database, context=context) File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/migration.py", line 57, in db_sync current_version = db_version(database, context=context) File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/migration.py", line 70, in db_version return versioning_api.db_version(get_engine(database, context=context), File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/migration.py", line 45, in get_engine return db_session.get_api_engine() File "/usr/lib/python2.7/site-packages/nova/db/sqlalchemy/api.py", line 141, in get_api_engine return api_context_manager.get_legacy_facade().get_engine() File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 803, in get_legacy_facade return self._factory.get_legacy_facade() File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 352, in get_legacy_facade self._start() File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 496, in _start engine_args, maker_args) File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py", line 520, in _setup_for_connection sql_connection=sql_connection, **engine_kwargs) File "/usr/lib/python2.7/site-packages/debtcollector/renames.py", line 43, in decorator return wrapped(*args, **kwargs) File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/engines.py", line 202, in create_engine test_conn = _test_connection(engine, max_retries, retry_interval) File "/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/engines.py", line 380, in _test_connection return engine.connect() File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 2102, in connect return self._connection_cls(self, **kwargs) File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 90, in __init__ if connection is not None else engine.raw_connection() File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 2188, in raw_connection self.pool.unique_connection, _connection) File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 2162, in _wrap_pool_connect e, dialect, self) File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 1472, in _handle_dbapi_exception_noconnection util.raise_from_cause(newraise, exc_info) File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/compat.py", line 203, in raise_from_cause reraise(type(exception), exception, tb=exc_tb, cause=cause) File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/base.py", line 2158, in _wrap_pool_connect return fn() File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 345, in unique_connection return _ConnectionFairy._checkout(self) File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 788, in _checkout fairy = _ConnectionRecord.checkout(pool) File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 532, in checkout rec = pool._do_get() File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 1193, in _do_get self._dec_overflow() File "/usr/lib64/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 66, in __exit__ compat.reraise(exc_type, exc_value, exc_tb) File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 1190, in _do_get return self._create_connection() File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 350, in _create_connection return _ConnectionRecord(self) File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 477, in __init__ self.__connect(first_connect_check=True) File "/usr/lib64/python2.7/site-packages/sqlalchemy/pool.py", line 671, in __connect connection = pool._invoke_creator(self) File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 106, in connect return dialect.connect(*cargs, **cparams) File "/usr/lib64/python2.7/site-packages/sqlalchemy/engine/default.py", line 410, in connect return self.dbapi.connect(*cargs, **cparams) File "/usr/lib64/python2.7/site-packages/MySQLdb/__init__.py", line 81, in Connect return Connection(*args, **kwargs) File "/usr/lib64/python2.7/site-packages/MySQLdb/connections.py", line 193, in __init__ super(Connection, self).__init__(*args, **kwargs2) OperationalError: (_mysql_exceptions.OperationalError) (2059, "Authentication plugin 'caching_sha2_password' cannot be loaded: /usr/lib64/mysql/plugin/caching_sha2_password.so: cannot open shared object file: No such file or directory") (Background on this error at: http://sqlalche.me/e/e3q8) ###################Environment######### # cat /etc/redhat-release CentOS Linux release 7.5.1804 (Core) # uname -a Linux controller 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux # yum list all | grep nova openstack-nova.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-api.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-cells.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-common.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-compute.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-conductor.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-console.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-migration.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-network.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-novncproxy.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-placement-api.noarch 1:18.0.2-1.el7 @centos-openstack-rocky openstack-nova-scheduler.noarch 1:18.0.2-1.el7 @centos-openstack-rocky puppet-nova.noarch 13.3.1-1.el7 @centos-openstack-rocky python-nova.noarch 1:18.0.2-1.el7 @centos-openstack-rocky python2-novaclient.noarch 1:11.0.0-1.el7 @centos-openstack-rocky libnova.x86_64 0.15.0-4.el7 epel libnova-devel.x86_64 0.15.0-4.el7 epel nova-agent.noarch 2.1.18-1.el7 epel openstack-nova-doc.noarch 1:17.0.7-1.el7 openstack-queens openstack-nova-serialproxy.noarch 1:18.0.2-1.el7 centos-openstack-rocky openstack-nova-spicehtml5proxy.noarch 1:18.0.2-1.el7 centos-openstack-rocky python-nova-tests.noarch 1:18.0.2-1.el7 centos-openstack-rocky python-novaclient-doc.noarch 1:11.0.0-1.el7 centos-openstack-rocky python-novajoin.noarch 1.0.19-1.el7 centos-openstack-rocky python-novajoin-doc.noarch 1.0.19-1.el7 centos-openstack-rocky python-novajoin-tests-tempest-doc.noarch 0.0.1-0.2.f657712git.el7 centos-openstack-rocky python-novajoin-tests-unit.noarch 1.0.19-1.el7 centos-openstack-rocky python2-novajoin-tests-tempest.noarch 0.0.1-0.2.f657712git.el7 centos-openstack-rocky Q.Which hypervisor did you use? libvirt+KVM # lvm version LVM version: 2.02.177(2)-RHEL7 (2018-01-22) Library version: 1.02.146-RHEL7 (2018-01-22) Driver version: 4.37.1 To manage notifications about this bug go to: https://bugs.launchpad.net/nova/+bug/1804510/+subscriptions -- Mailing list: https://launchpad.net/~yahoo-eng-team Post to : [email protected] Unsubscribe : https://launchpad.net/~yahoo-eng-team More help : https://help.launchpad.net/ListHelp
