docker_ubuntu.json

{
    "description": "This template shows how to use packer + docker",
    "_comment": "please visit https://www.packer.io/docs/builders/docker.html",
    "_comment": "You must have docker installed already for this to work",
    "min_packer_version": "1.1.0",
    "builders": [
    {
        "image": "ubuntu:xenial",
        "type": "docker",
        "name": "foobar",
        "export_path": "./output/test_image_{{timestamp}}.tar"
    }
    ],
    "_comment": "You can write notes here, since we can't have native comments",
    "_comment": "sadly, you can only have comments at this root level.",
    "provisioners": [
    {
        "type": "file",
        "source": "./scripts/welcome.txt",
        "destination": "/tmp"
    },
    {
        "type": "shell",
        "inline": [
            "ls -lR /tmp",
            "cat /tmp/welcome.txt"
        ]
    },
    {
        "type": "shell",
        "script": "./scripts/example_bash.sh"
    }
    ]
}