{
  "builders": [
    {
      "disk_compression": true,
      "disk_image": true,
      "disk_interface": "virtio-scsi",
      "disk_size": "{{user `disk_size`}}",
      "headless": true,
      "iso_checksum": "sha256:{{user `iso_checksum`}}",
      "iso_url": "{{user `iso_url`}}",
      "net_device": "virtio-net-pci",
      "qemuargs": [
        [
          "-cdrom",
          "ubuntu-cloud-init-data.iso"
        ]
      ],
      "shutdown_command": "sudo shutdown -P now",
      "ssh_password": "ubuntu",
      "ssh_timeout": "120s",
      "ssh_username": "ubuntu",
      "type": "qemu",
      "vm_name": "{{user `vm_name`}}"
    }
  ],
  "provisioners": [
    {
      "execute_command": "sudo env {{ .Vars }} {{ .Path }}",
      "script": "scripts/{{user `setup_script`}}",
      "type": "shell"
    },
    {
      "execute_command": "sudo env {{ .Vars }} {{ .Path }}",
      "script": "scripts/upgrade-os.sh",
      "type": "shell"
    },
    {
      "execute_command": "sudo env {{ .Vars }} {{ .Path }}",
      "script": "scripts/post_setup.sh",
      "type": "shell"
    }
  ],
  "variables": {
    "disk_size": "10G",
    "iso_checksum": "8ae2ebcaf1320ea5b8d7003b44f2dbcb4ecad8cc53a3170e96d9ff1bbe8f78b8",
    "iso_url": "https://cloud-images.ubuntu.com/jammy/20221219/jammy-server-cloudimg-amd64.img",
    "setup_script": "jammy.sh",
    "vm_name": "ubuntu-jammy.qcow2"
  }
}