packer.json

{
  "description": "Build Every Election golden image",
  "variables": {
    "build_region": "eu-west-2",
    "branch": "master",
    "max_spot_price": "0.1",
    "ssh_private_key_file": null,
    "app_name": "every_election"
  },
  "builders": [
    {
      "name": "server",
      "type": "amazon-ebs",
      "ssh_keypair_name": "eu-london-provisioning",
      "ssh_private_key_file": "{{user `ssh_private_key_file` }}",
      "ami_name": "ee {{isotime |clean_ami_name }}",
      "associate_public_ip_address": true,
      "iam_instance_profile": "ee-packer-ami-builder",
      "instance_type":"m4.large",
      "region":"{{user `build_region` }}",
      "source_ami": "{{user `ubuntu_ami_id` }}",
      "spot_price": "{{user `max_spot_price` }}",
      "ssh_username": "ubuntu",
      "tags": {
        "application": "{{user `app_name` }}",
        "build_date":"{{isotime}}"
      },
      "run_tags": {
        "application": "{{user `app_name` }}",
        "Name": "packer-ami-build",
        "Env": "packer-ami-build"
      },
      "run_volume_tags": {
        "application": "{{user `app_name` }}",
        "build_date":"{{isotime}}"
      },
      "snapshot_tags": {
        "application": "{{user `app_name` }}",
        "build_date":"{{isotime}}"
      },
      "launch_block_device_mappings": [
        {
          "device_name": "/dev/sda1",
          "delete_on_termination": true,
          "volume_size": "20"
        }
      ]
    }
  ],
  "provisioners": [
    {
      "type": "ansible",
      "playbook_file": "./provision.yml",
      "groups":["production", "servers", "remote"],
      "extra_arguments": [
        "--extra-vars", "packer=1"
      ]
    },
    {
      "type": "shell",
      "inline": [
        "sudo rm -rf /var/log/cloud-init*.log /home/ubuntu/.ssh/authorized_keys"
      ]
    }
  ]
}