packer example with ansible

example_ansible.json

{
    "variables": {
        "project_id": null,
        "source_image_family": null,
        "machine_type": "f1-micro"
    },
    "builders": [
        {
            "type": "googlecompute",
            "project_id": "{{ user `project_id` }}",
            "image_name": "name-image-{{timestamp}}",
            "image_family": "name-image",
            "source_image_family": "{{ user `source_image_family` }}",
            "zone": "europe-west4-c",
            "ssh_username": "username",
            "machine_type": "{{ user `machine_type` }}"
        }
    ],
    "provisioners": [
        {
            "type": "ansible",
            "playbook_file": "playbooks/packer_python.yml"
        },
        {
            "type": "ansible",
            "playbook_file": "playbooks/packer_postgres.yml"
        },
	    {
            "type": "ansible",
            "playbook_file": "playbooks/packer_node.yml"
        }
    ]
}