- ceilometer_public_url: {get_param: [EndpointMap, CeilometerPublic, uri]}
- ceilometer_internal_url: {get_param: [EndpointMap, CeilometerInternal, uri]}
- ceilometer_admin_url: {get_param: [EndpointMap, CeilometerAdmin, uri]}
- snmpd_readonly_user_name: {get_param: SnmpdReadonlyUserName}
- snmpd_readonly_user_password: {get_param: SnmpdReadonlyUserPassword}