template.json

{
  "variables": {
    "aws_access_key": "",
    "aws_secret_key": "",
    "rds_host": "",
    "rds_password": "",
    "build_env": "",
    "ami_name": ""
  },
  "builders": [{
    "type": "amazon-ebs",
    "access_key": "{{user `aws_access_key`}}",
    "secret_key": "{{user `aws_secret_key`}}",
    "region": "us-west-2",
    "source_ami": "ami-d2c924b2",
    "instance_type": "t2.medium",
    "ssh_username": "centos",
    "ami_name": "{{user `ami_name`}}-{{user `build_env`}} {{timestamp}}",
    "ssh_private_ip": false,
    "associate_public_ip_address": true,
    "ssh_pty" : true,
    "security_group_id": "sg-dff3bcb9",
    "shutdown_behavior": "terminate"
  }],
  "provisioners": [{
    "type": "file",
    "source": "./dist",
    "destination": "/tmp"
  },{
    "type": "shell",
    "inline": [
      "sleep 30",
      "sudo yum -y install at",
      "sudo systemctl start atd",
      "sudo sh -c \"echo 'Instance shutting down in 10 minutes' | at 'now + 50 minutes'\"",
      "sudo sh -c \"echo halt | at 'now + 60 minutes'\""
    ]
  },{
    "type": "shell",
    "inline": [
      "sudo yum -y install epel-release",
      "sudo yum -y install ansible git",
      "sudo yum clean all"
    ]
  },{
    "type": "ansible-local",
    "playbook_file": "./deploy/playbook.yml",
    "role_paths": [
      "./deploy/roles/nodejs",
      "./deploy/roles/api",
      "./deploy/roles/repo-epel",
      "./deploy/roles/logging",
      "./deploy/roles/nginx"
    ],
    "extra_arguments": "-vv --extra-vars \"db_host={{user `rds_host`}} db_password={{user `rds_password`}} node_env={{user `build_env`}}\""
  }]
}