template.json

{
    "push": {
        "name": "dduportal/boot2docker"
    },
    "variables": {
        "B2D_ISO_FILE": "boot2docker.iso",
        "B2D_ISO_CHECKSUM": "7e231d3c33e08f08b604fdc9a557b64b"
    },
    "builders": [{
        "type": "parallels-iso",
        "iso_url": "{{user `B2D_ISO_FILE`}}",
        "iso_checksum_type": "md5",
        "iso_checksum": "{{user `B2D_ISO_CHECKSUM`}}",
        "boot_wait": "5s",
        "guest_os_type": "linux-2.6",
        "ssh_username": "docker",
        "ssh_password": "tcuser",
        "shutdown_command": "sudo poweroff",
        "parallels_tools_mode": "disable",
        "prlctl": [
            ["set", "{{.Name}}", "--memsize", "1536"],
            ["set", "{{.Name}}", "--time-sync", "off"]
        ]
    }],
    "provisioners": [
        {
            "type": "file",
            "source": "{{user `B2D_ISO_FILE`}}",
            "destination": "/tmp/boot2docker-vagrant.iso"
        },
        {
            "type": "shell",
            "execute_command": "{{ .Vars }} sudo -E -S sh '{{ .Path }}'",
            "scripts": [
                "./scripts/b2d-provision.sh"
            ]
        }
    ],
    "post-processors": [{
        "type": "vagrant",
        "vagrantfile_template": "vagrantfile.tpl",
        "output": "boot2docker-{{.Provider}}.box"
    }]
}