jenkins.json

{
    "variables": {
        "aws_access_key": "",
        "aws_secret_key": "",
        "profile": ""
    },
    "builders": [{
        "type": "amazon-ebs",
        "access_key": "{{user `aws_access_key`}}",
        "secret_key": "{{user `aws_secret_key`}}",
        "profile": "{{user `profile`}}",
        "region": "eu-west-1",
        "source_ami_filter": {
            "filters": {
            "virtualization-type": "hvm",
            "name": "ubuntu/images/*ubuntu-xenial-16.04-amd64-server-*",
            "root-device-type": "ebs"
            },
            "owners": ["099720109477"],
            "most_recent": true
        },
        "instance_type": "t2.micro",
        "ssh_username": "ubuntu",
        "ami_name": "Jenkins-{{timestamp}}"
    }],
    "Provisioners": [
        {
            "type": "shell",
            "inline": [
                "sudo apt-get update && sudo apt-get upgrade -y",
                "sudo apt-get install -y python"
            ]
        },
        {
            "type": "ansible",
            "playbook_file": "./jenkins.yml"
        }
    ]
}