{
  "description"               : "Prepare base Ubuntu 16.04 desktop for development",
  "options"                   : {
    "displayExecutionGraphDescription": true
  },
  "asynchronousCommands"      : [
    {
      "description"                : "[sudo] Add VirtualBox signing key",
      "suppressOutput"             : false,
      "suppressDiagnostics": true,
      "showPreAndPostSpawnMessages": true,
      "useSudo"                    : true,
      "command"                    : "/usr/bin/env",
      "args"                       : [
        "bash",
        "-c",
        "curl https://www.virtualbox.org/download/oracle_vbox_2016.asc | apt-key add -"
      ]
    },
    {
      "description"                : "[sudo] Add VirtualBox sources",
      "suppressOutput"             : false,
      "suppressDiagnostics": true,
      "showPreAndPostSpawnMessages": true,
      "useSudo"                    : true,
      "command"                    : "/usr/bin/env",
      "args"                       : [
        "bash",
        "-c",
        "echo 'deb [arch=amd64] http://download.virtualbox.org/virtualbox/debian xenial contrib' >> /etc/apt/sources.list"
      ]
    }
  ],
  "serialSynchronizedCommands": [
    {
      "description"                : "[sudo] apt-get update",
      "suppressOutput"             : false,
      "suppressDiagnostics": true,
      "showPreAndPostSpawnMessages": true,
      "useSudo"                    : true,
      "command"                    : "apt-get",
      "args"                       : [
        "update"
      ]
    },
    {
      "description"                : "apt-get install [...]",
      "suppressOutput"             : false,
      "suppressDiagnostics": true,
      "showPreAndPostSpawnMessages": true,
      "useSudo"                    : true,
      "command"                    : "apt-get",
      "args"                       : [
        "install",
        "-y",
        "virtualbox-5.1"
      ]
    }
  ]
}