xtrabackup/server/single.yml

classes:
- service.xtrabackup.server.single
parameters:
  xtrabackup:
    server:
      backup_dir: /srv/volumes/backup/xtrabackup
      key:
        xtrabackup_pub_key:
          key: ${_param:xtrabackup_public_key}
  linux:
    system:
      cron:
        user:
          xtrabackup:
            enabled: true