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[Bug 1804510] [NEW] mysql_exceptions_OperationalError, "Authentication plugin 'caching_sha2_password' cannot be loaded:

 

Public bug reported:

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

** Affects: nova
     Importance: Undecided
         Status: New

-- 
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https://bugs.launchpad.net/bugs/1804510

Title:
  mysql_exceptions_OperationalError, "Authentication plugin
  'caching_sha2_password' cannot be loaded:

Status in OpenStack Compute (nova):
  New

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

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