os-resource-classes/doc/source/install/common_prerequisites.rst

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Prerequisites

Before you install and configure the Resource Classes for OpenStack service, you must create a database, service credentials, and API endpoints.

  1. To create the database, complete these steps:

    • Use the database access client to connect to the database server as the root user:

      $ mysql -u root -p
    • Create the os_resource_classes database:

      CREATE DATABASE os_resource_classes;
    • Grant proper access to the os_resource_classes database:

      GRANT ALL PRIVILEGES ON os_resource_classes.* TO 'os_resource_classes'@'localhost' \
        IDENTIFIED BY 'OS_RESOURCE_CLASSES_DBPASS';
      GRANT ALL PRIVILEGES ON os_resource_classes.* TO 'os_resource_classes'@'%' \
        IDENTIFIED BY 'OS_RESOURCE_CLASSES_DBPASS';

      Replace OS_RESOURCE_CLASSES_DBPASS with a suitable password.

    • Exit the database access client.

      exit;
  2. Source the admin credentials to gain access to admin-only CLI commands:

    $ . admin-openrc
  3. To create the service credentials, complete these steps:

    • Create the os_resource_classes user:

      $ openstack user create --domain default --password-prompt os_resource_classes
    • Add the admin role to the os_resource_classes user:

      $ openstack role add --project service --user os_resource_classes admin
    • Create the os_resource_classes service entities:

      $ openstack service create --name os_resource_classes --description "Resource Classes for OpenStack" resource classes for openstack
  4. Create the Resource Classes for OpenStack service API endpoints:

    $ openstack endpoint create --region RegionOne \
      resource classes for openstack public http://controller:XXXX/vY/%\(tenant_id\)s
    $ openstack endpoint create --region RegionOne \
      resource classes for openstack internal http://controller:XXXX/vY/%\(tenant_id\)s
    $ openstack endpoint create --region RegionOne \
      resource classes for openstack admin http://controller:XXXX/vY/%\(tenant_id\)s