ubuntu1604.json

{
  "_comment": "Build with `packer build -var-file=ubuntu1604.json ubuntu-legacy.json`",
  "vm_name": "ubuntu1604",
  "cpus": "1",
  "disk_size": "65536",
  "iso_checksum": "sha256:b23488689e16cad7a269eb2d3a3bf725d3457ee6b0868e00c8762d3816e25848",
  "iso_name": "ubuntu-16.04.7-server-amd64.iso",
  "iso_url": "http://releases.ubuntu.com/16.04/ubuntu-16.04.7-server-amd64.iso",
  "memory": "512",
  "preseed" : "preseed.cfg",
  "boot_command_prefix": "<enter><wait><f6><esc><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs><bs>"
}