template.json

{
  "builders": [
    {
      "name": "debian-v7-base-dev-vm-{{timestamp}}",
      "type": "virtualbox-iso",

      "iso_checksum": "9bc3493d8f4a84093fe8bd28551ece05d0145fc467070dd411f495fde40a10d32f144e2828ebf2f892e29d2f36543f9ccdc9bb479869c7425e725140390869a3",
      "iso_checksum_type": "sha512",
      "iso_url": "http://mirror.rit.edu/debian-cd/7.4.0/amd64/iso-cd/debian-7.4.0-amd64-CD-1.iso",
      "ssh_username": "{{user `vm_user_username`}}",

      "boot_command": [
        "<esc>",
        "<wait>",
        "install auto-install/enable=\"true\" debian-installer/locale=\"{{user `vm_locale`}}\" keyboard-configuration/xkb-keymap=\"{{user `vm_keymap`}}\" netcfg/choose_interface=\"auto\" netcfg/get_domain=\"{{user `vm_domain_name`}}\" netcfg/get_hostname=\"{{user `vm_hostname`}}\" netcfg/hostname=\"{{user `vm_hostname`}}\" passwd/root-password-again=\"{{user `vm_user_password`}}\" passwd/root-password=\"{{user `vm_user_password`}}\" passwd/user-default-groups=\"audio cdrom dip floppy plugdev sudo video {{user `vm_user_username`}}\" passwd/user-fullname=\"{{user `vm_user_full_name`}}\" passwd/user-password-again=\"{{user `vm_user_password`}}\" passwd/user-password=\"{{user `vm_user_password`}}\" passwd/username=\"{{user `vm_user_username`}}\" preseed/url=\"http://{{ .HTTPIP }}:{{ .HTTPPort }}/debian-preseed.cfg\"<enter>",
        "<wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait5>",
        "<enter>",
        "<wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10><wait10>",
        "{{user `vm_user_username`}}<enter>",
        "<wait>",
        "{{user `vm_user_password`}}<enter>"
      ],

      "disk_size": 32768,
      "format": "ova",
      "guest_os_type": "Debian_64",
      "http_directory": "{{user `packer_files_directory`}}",
      "shutdown_command": "echo '{{user `vm_user_password`}}' | sudo -S shutdown -h now",
      "ssh_password": "{{user `vm_user_password`}}",

      "vboxmanage": [
        [
          "modifyvm",
          "{{.Name}}",
          "--accelerate3d",
          "off"
        ],

        [
          "modifyvm",
          "{{.Name}}",
          "--cpus",
          "1"
        ],

        [
          "modifyvm",
          "{{.Name}}",
          "--memory",
          "1024"
        ],

        [
          "modifyvm",
          "{{.Name}}",
          "--vtxvpid",
          "off"
        ]
      ]
    }
  ],

  "post-processors": [
    {
      "type": "vagrant",

      "compression_level": 9,
      "output": "build-packer-{{.Provider}}-{{.BuildName}}.box"
    }
  ],

  "provisioners": [
    {
      "type": "file",

      "destination": "{{user `packer_copy_apt_sources_location`}}",
      "source": "{{user `packer_files_directory`}}{{user `packer_copy_apt_sources_location`}}"
    },

    {
      "type": "shell",

      "inline": [
        "echo '{{user `vm_user_password`}}' | sudo -S mv -f {{user `packer_copy_apt_sources_location`}} /etc/apt/sources.list",
        "echo '{{user `vm_user_password`}}' | sudo -S aptitude {{user `vm_debian_aptitude_flags`}} update",
        "echo '{{user `vm_user_password`}}' | sudo -S aptitude {{user `vm_debian_aptitude_flags`}} install linux-headers-$(uname -r | sed 's,[^-]*-[^-]*-,,') {{user `shell_debian_packages_to_install`}}",
        "echo '{{user `vm_user_password`}}' | sudo -S aptitude {{user `vm_debian_aptitude_flags`}} safe-upgrade",
        "echo '{{user `vm_user_password`}}' | sudo -S mkdir -p {{user `shell_vboxguestadditions_mount_location`}}",
        "echo '{{user `vm_user_password`}}' | sudo -S mount -o loop /home/{{user `vm_user_username`}}/VBoxGuestAdditions.iso {{user `shell_vboxguestadditions_mount_location`}}",
        "echo '{{user `vm_user_password`}}' | sudo -S sh {{user `shell_vboxguestadditions_mount_location`}}/VBoxLinuxAdditions.run --nox11 <<< 'yes'",
        "echo '{{user `vm_user_password`}}' | sudo -S umount -d {{user `shell_vboxguestadditions_mount_location`}}",
        "echo '{{user `vm_user_password`}}' | sudo -S rm -fr {{user `shell_vboxguestadditions_mount_location`}}",
        "rm -f /home/{{user `vm_user_username`}}/VBoxGuestAdditions.iso",
        "echo '{{user `vm_user_password`}}' | sudo -S chsh -s $(which {{user `vm_default_shell`}}) {{user `vm_user_username`}}",
        "echo '{{user `vm_user_password`}}' | sudo -S sed -i -r 's/^(\\s*%sudo\\s+ALL\\s*=\\s*\\(\\s*ALL\\s*:\\s*ALL\\s*\\)\\s*)(ALL)(\\s*)$/\\1NOPASSWD:ALL\\3/' /etc/sudoers"
      ],

      "inline_shebang": "/usr/bin/env bash"
    }
  ],

  "variables": {
    "packer_copy_apt_sources_location": "/tmp/debian-apt-sources.txt",
    "packer_files_directory": "vm/files",
    "shell_debian_packages_to_install": "automake bison build-essential curl emacs fish flex g++ git libgdbm-dev libncurses5-dev libreadline-dev libssl-dev llvm-dev mosh nfs-common nfs-kernel-server portmap python-software-properties sed subversion tar tig tmux tree unzip vim wget zlib1g-dev",
    "shell_vboxguestadditions_mount_location": "/mnt/vboxguestadditions",
    "vm_debian_aptitude_flags": "--no-gui -y",
    "vm_default_shell": "fish",
    "vm_domain_name": "terminator.dev",
    "vm_hostname": "terminator",
    "vm_keymap": "us",
    "vm_locale": "en_US",
    "vm_user_full_name": "The Terminator Commander",
    "vm_user_password": "beawesome",
    "vm_user_username": "commander"
  }
}