keystone/client/service/cinder.yml

classes:
- system.keystone.client.v3.service.cinder
parameters:
  _param:
    cinder_service_protocol: http
  keystone:
    client:
      server:
        identity:
          project:
            service:
              user:
                cinder:
                  is_admin: true
                  password: ${_param:keystone_cinder_password}
                  email: ${_param:admin_email}
                  options: ${_param:openstack_service_user_options}