{
	"variables": {
		"iso_url": "http://releases.ubuntu.com/16.04/ubuntu-16.04.2-server-amd64.iso",
		"iso_checksum": "737ae7041212c628de5751d15c3016058b0e833fdc32e7420209b76ca3d0a535",
		"iso_checksum_type": "sha256",
		"vm_name": "packer-ubuntu-amd64",
		"http_dir": "http",
		"preseed_path": "ubuntu-16.04/preseed.cfg",
		"shutdown_command": "systemctl poweroff"
	},
	"builders": [{
		"type": "qemu",
		"iso_url": "{{ user `iso_url` }}",
		"iso_checksum": "{{ user `iso_checksum` }}",
		"iso_checksum_type": "{{ user `iso_checksum_type` }}",
		"output_directory": "output-ubuntu-amd64-{{ build_type }}-{{ timestamp }}",
		"vm_name": "{{ user `vm_name` }}",
		"disk_size": "{{ user `disk_size` }}",
		"format": "qcow2",
		"headless": "{{ user `headless` }}",
		"http_directory": "{{ user `http_dir`  }}",
		"boot_command": [
			"<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>",
			"/install/vmlinuz ",
			"initrd=/install/initrd.gz ",
			"auto=true ",
			"debconf/priority=critical ",
			"preseed/url=http://{{ .HTTPIP }}:{{ .HTTPPort }}/{{ user `preseed_path` }} ",
			"<enter>"
		],
		"boot_wait": "5s",
		"ssh_timeout": "{{user `ssh_timeout`}}",
		"ssh_username": "{{ user `ssh_username` }}",
		"ssh_password": "{{ user `ssh_password` }}",
		"shutdown_command": "{{ user `shutdown_command` }}",
		"qemuargs": [
			["-m", "{{user `memory`}}"],
			["-smp", "{{user `cpus`}}"]
		]
	}, {
		"type": "virtualbox-iso",
		"guest_os_type": "Ubuntu_64",
		"iso_url": "{{ user `iso_url` }}",
		"iso_checksum": "{{ user `iso_checksum` }}",
		"iso_checksum_type": "{{ user `iso_checksum_type` }}",
		"output_directory": "output-ubuntu-amd64-{{ build_type }}-{{ timestamp }}",
		"vm_name": "packer-ubuntu-amd64",
		"disk_size": "{{ user `disk_size` }}",
		"headless": "{{ user `headless` }}",
		"http_directory": "{{ user `http_dir` }}",
		"boot_command": [
			"<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>",
			"/install/vmlinuz ",
			"initrd=/install/initrd.gz ",
			"auto=true ",
			"debconf/priority=critical ",
			"preseed/url=http://{{ .HTTPIP }}:{{ .HTTPPort }}/{{ user `preseed_path` }} ",
			"<enter>"
		],
		"boot_wait": "5s",
		"ssh_timeout": "{{ user `ssh_timeout` }}",
		"ssh_username": "{{ user `ssh_username` }}",
		"ssh_password": "{{ user `ssh_password` }}",
		"shutdown_command": "{{ user `shutdown_command` }}",
		"vboxmanage": [
			["modifyvm", "{{ .Name }}", "--memory", "{{ user `memory` }}"],
			["modifyvm", "{{ .Name }}", "--cpus", "{{ user `cpus` }}"]
		]
	}, {
		"type": "vmware-iso",
		"guest_os_type": "ubuntu-64",
		"iso_url": "{{ user `iso_url` }}",
		"iso_checksum": "{{ user `iso_checksum` }}",
		"iso_checksum_type": "{{ user `iso_checksum_type` }}",
		"output_directory": "output-ubuntu-amd64-{{ build_type }}-{{ timestamp }}",
		"vm_name": "packer-ubuntu-amd64",
		"disk_size": "{{ user `disk_size` }}",
		"headless": "{{ user `headless` }}",
		"http_directory": "{{ user `http_dir` }}",
		"boot_command": [
			"<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>",
			"/install/vmlinuz ",
			"initrd=/install/initrd.gz ",
			"auto=true ",
			"debconf/priority=critical ",
			"preseed/url=http://{{ .HTTPIP }}:{{ .HTTPPort }}/{{ user `preseed_path` }} ",
			"<enter>"
		],
		"boot_wait": "5s",
		"ssh_timeout": "{{ user `ssh_timeout` }}",
		"ssh_username": "{{ user `ssh_username` }}",
		"ssh_password": "{{ user `ssh_password` }}",
		"shutdown_command": "{{ user `shutdown_command` }}",
		"vmx_data": {
			"memsize": "{{ user `memory` }}",
			"numvcpus": "{{ user `cpus` }}"
		}
	}],
	"post-processors": [{
		"type": "manifest",
		"output": "manifest.json"
	}]
}