metadata/service/server/publisher/gnocchi.yml

parameters:
  _param:
     ceilometer_create_gnocchi_resources: false
     ceilometer_gnocchi_filter_project: service
     ceilometer_gnocchi_archive_policy: medium
  ceilometer:
    server:
      publisher:
        gnocchi:
          enabled: true
          url: gnocchi://
          publish_metric: true
          archive_policy: ${_param:ceilometer_gnocchi_archive_policy}
          filter_project: ${_param:ceilometer_gnocchi_filter_project}
          create_resources: ${_param:ceilometer_create_gnocchi_resources}