Installed All Basic Controller Services on a Single Machine then tried to install Mistral.
Getting this Error while executing.
mistral-db-manage --config-file /etc/mistral/mistral.conf populate
2020-07-23 13:48:02.495 27202 INFO mistral.db.sqlalchemy.migration.cli [-] Populating db
2020-07-23 13:48:02.557 27202 ERROR stevedore.extension [-] Could not load 'tacker.vim_ping_action': cannot import name 'base'
2020-07-23 13:48:03.057 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:03.500 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:03.640 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:03.958 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:04.052 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:04.381 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:04.686 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:04.921 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.033 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.109 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.132 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.148 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.157 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.211 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.297 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.345 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.384 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.460 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.515 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.534 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.599 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.626 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.656 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.740 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.803 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:05.847 27202 INFO mistral_extra.actions.openstack.action_generator.base [-] Processing OpenStack action mapping from file: /usr/local/lib/python3.6/dist-packages/mistral_extra/actions/openstack/mapping.json
2020-07-23 13:48:06.451 27202 INFO mistral.expressions.yaql_expression [-] YAQL engine has been initialized with the options:
{'yaql.limitIterators': -1, 'yaql.memoryQuota': -1, 'yaql.convertTuplesToLists': True, 'yaql.convertSetsToLists': False, 'yaql.iterableDicts': False, 'yaql.convertOutputData': True, 'keyword_operator': '=>', 'allow_delegates': False}
/etc/mistral/mistral.conf
[DEFAULT]
transport_url = rabbit://openstack:admin123@controller:5672/
[action_heartbeat]
max_missed_heartbeats = 15
check_interval = 20
first_heartbeat_timeout = 3600
[api]
enable_ssl_api = false
[database]
connection = mysql+pymysql://mistral:admin123@controller:3306/mistral
[executor]
host = controller
[keystone_authtoken]
www_authenticate_uri = http://controller:5000/v3
identity_uri = http://controller:5000
auth_version = v3
admin_user = admin
admin_password = admin123
admin_tenant_name = admin
[oslo_policy]
policy_file = /etc/mistral/policy.json
[pecan]
auth_enable = false