config.rb

Backup::Model.new(:storage_backup, 'Storage Backup') do

  sync_with S3 do |s3|
    s3.access_key_id     = "access_key"
    s3.secret_access_key = "secret_access_key"
    s3.bucket            = "bd_backup"
    s3.path              = "/macstorage"
    s3.mirror            = true
    s3.additional_options = ['--exclude=".Spotlight-V100|.DS_Store|.fseventsd|.TemporaryItems|Movies|iMovie"']

    s3.directories do |directory|
      directory.add "/Volumes/Storage/"
    end
  end

end