packer-base.json

{
  "variables": {
    "aws_access_key": "",
    "aws_secret_key": "",
    "region": "eu-west-1",
    "source_ami": "",
    "version": "1.0.0",
    "chef_server": ""
    "validation_key": "",
    "environment": "",
    "role": "base",
    "created_at": "{{isotime \"2006-01-02\"}}",
  },
  "builders": [{
    "type": "amazon-ebs",
    "access_key": "{{user `aws_access_key`}}",
    "secret_key": "{{user `aws_secret_key`}}",
    "region": "{{user `region`}}",
    "source_ami": "{{user `source_ami`}}",
    "instance_type": "m1.small",
    "ssh_username": "ubuntu",
    "ami_name": "packer {{user `role`}} {{user `version` | clean_ami_name}} {{user `created_at`}}",
    "ami_description": "BeBanjo packer role {{user `role`}}",
    "ami_block_device_mappings": [
      {
        "device_name": "/dev/sda1",
        "volume_type": "gp2",
        "delete_on_termination": true,
        "encrypted": false
      },
      {
        "device_name": "/dev/sdb",
        "virtual_name": "ephemeral0"
      }
    ],
    "tags": {
      "Name": "{{user `role`}}-{{user `version`}}"
    }
  }],
  "provisioners": [
    {
      "type": "shell",
      "inline": [
        "set -x",
        "sleep 30",
        "sudo apt-get update",
        "sudo apt-get upgrade -y",
        "sudo mkdir /tmp/packer-chef-client",
        "sudo chmod 0777 /tmp/packer-chef-client",
        "sudo mkdir /etc/chef",
        "sudo chmod 0777 /etc/chef",
        "sudo mkdir -p /etc/chef/ohai/hints",
        "sudo touch /etc/chef/ohai/hints/ec2.json"
      ]
    },
    {
      "type": "chef-client",
      "server_url": "{{user `chef_server`}}",
      "validation_client_name": "chef-validator",
      "validation_key_path": "{{user `validation_key`}}",
      "chef_environment": "{{user `environment`}}",
      "run_list": "role[{{user `role`}}]",
      "node_name": "packer-{{timestamp}}",
      "skip_clean_client": true,
      "skip_clean_node": true,
      "prevent_sudo": false
    },
    {
      "type": "shell",
      "inline": [
        "set -x",
        "sudo rm /etc/chef/client*",
        "sudo rm /etc/init.d/chef-client",
        "sudo update-rc.d -f chef-client remove",
        "sudo apt-get clean -y",
        "sudo apt-get autoclean -y",
        "sudo apt-get autoremove -y"
      ]
    }
  ]
}