{
	"variables": {
		"iso_base_url":      "http://cdimage.ubuntu.com/releases/18.04/release",
		"iso_url":           "{{ user `iso_base_url` }}/ubuntu-18.04.3-server-amd64.iso",
		"iso_checksum_url":  "{{ user `iso_base_url` }}/SHA256SUMS",
		"iso_checksum_type": "sha256",
		"vm_name":           "ubuntu-18.04-amd64",
		"http_dir":          "http",
		"preseed_path":      "ubuntu-18.04/preseed.cfg",
		"shutdown_command":  "systemctl poweroff",
		"ssh_password":      "{{ env `ROOTPW` }}"
	},
	"builders": [{
		"type":              "qemu",
		"accelerator":       "kvm",
		"iso_url":           "{{ user `iso_url` }}",
		"iso_checksum_url":  "{{ user `iso_checksum_url` }}",
		"iso_checksum_type": "{{ user `iso_checksum_type` }}",
		"output_directory":  "{{ user `output_directory` }}",
		"vm_name":           "{{ user `vm_name` }}",
		"disk_size":         "{{ user `disk_size` }}",
		"format":            "qcow2",
		"headless":          "{{ user `headless` }}",
		"boot_wait":         "5s",
		"ssh_timeout":       "{{user `ssh_timeout`}}",
		"ssh_username":      "{{ user `ssh_username` }}",
		"ssh_password":      "{{ user `ssh_password` }}",
		"shutdown_command":  "{{ user `shutdown_command` }}",
		"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>",
			"initrd=/install/initrd.gz ",
			"auto=true ",
			"passwd/root-password={{ user `ssh_password` }} ",
			"passwd/root-password-again={{ user `ssh_password` }} ",
			"debconf/priority=critical ",
			"preseed/url=http://{{ .HTTPIP }}:{{ .HTTPPort }}/{{ user `preseed_path` }} ",
			"<enter>"
		],
		"qemuargs": [
			["-cpu", "host"],
			["-m", "{{user `memory`}}"],
			["-smp", "{{user `cpus`}}"]
		]
	}, {
		"type": "virtualbox-iso",
		"guest_os_type": "Ubuntu_64",
		"iso_url": "{{ user `iso_url` }}",
		"iso_checksum_url": "{{ user `iso_checksum_url` }}",
		"iso_checksum_type": "{{ user `iso_checksum_type` }}",
		"output_directory": "{{ user `output_directory` }}",
		"vm_name": "{{ user `vm_name` }}",
		"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>",
			"initrd=/install/initrd.gz ",
			"auto=true ",
			"passwd/root-password={{ user `ssh_password` }} ",
			"passwd/root-password-again={{ user `ssh_password` }} ",
			"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_url": "{{ user `iso_checksum_url` }}",
		"iso_checksum_type": "{{ user `iso_checksum_type` }}",
		"output_directory": "{{ user `output_directory` }}",
		"vm_name": "{{ user `vm_name` }}",
		"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>",
			"initrd=/install/initrd.gz ",
			"auto=true ",
			"passwd/root-password={{ user `ssh_password` }} ",
			"passwd/root-password-again={{ user `ssh_password` }} ",
			"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` }}"
		}
	}],
	"provisioners": [{
		"type": "ansible",
		"playbook_file": "{{ user `playbook` }}",
		"extra_arguments": "{{ user `extra_ansible_args` }}"
	}]
}