##
  # SFTP (Secure File Transfer Protocol) [Storage]
  #
  store_with SFTP do |server|
    server.username   = 'my_username'
    server.password   = 'my_password'
    server.ip         = '123.45.678.90'
    server.port       = 22
    server.path       = '~/backups/'
    server.keep       = 5
  end