wcs-ami.json

{
  "variables": {
    "aws_access_key": "",
    "aws_secret_key": ""
  },
  "builders": [{
    "type": "amazon-ebs",
    "access_key": "{{user `aws_access_key`}}",
    "secret_key": "{{user `aws_secret_key`}}",
    "region": "us-east-1",
    "source_ami_filter": {
      "filters": {
        "virtualization-type": "hvm",
        "name": "ubuntu/images/hvm-ssd/*ubuntu-bionic-18.04-amd64-server-*",
        "root-device-type": "ebs"
      },
      "owners": ["099720109477"],
      "most_recent": true
    },
    "instance_type": "t3.micro",
    "ssh_username": "ubuntu",
    "ami_name": "wcs-ami {{timestamp}}",
    "ami_block_device_mappings": [{
      "device_name": "/dev/sda1",
      "delete_on_termination": "true",
      "volume_size": 30,
      "volume_type": "gp2"
    }]
  }],
  "provisioners": [{
    "type": "shell",
    "inline": [
      "sudo mkdir -p /usr/local/etc/wcs/ami/bootstrap-cookbooks",
      "sudo chown -R ubuntu:ubuntu /usr/local/etc/wcs/ami"
    ]
  }, {
    "type": "file",
    "source": "cookbooks/bootstrap/",
    "destination": "/usr/local/etc/wcs/ami/bootstrap-cookbooks"
  }, {
    "type": "chef-solo",
    "version": "14.2.0-1",
    "cookbook_paths": "cookbooks/provision",
    "run_list": ["recipe[wcsprov]"]
  }, {
    "type": "shell",
    "inline": [
      "sudo rm -rf /tmp/packer-chef-solo",
      "sudo rm -f /home/ubuntu/.ssh/authorized_keys",
      "sudo rm -f /root/.ssh/authorized_keys"
    ]
  }]
}