gabriel403

{
  "builders": [{
    "type"                   : "virtualbox",
    "iso_url"                : "http://releases.ubuntu.com/12.10/ubuntu-12.10-server-amd64.iso",
    "iso_checksum"           : "4bd3270bde86d7e4e017e3847a4af485",
    "iso_checksum_type"      : "md5",
    "disk_size"              : 80000,
    "guest_os_type"          : "Ubuntu_64",
    "http_directory"         : "preseed",
    "ssh_username"           : "vagrant",