boot.json

{
  "variables": {
        "aws_access_key": "",
        "aws_secret_key": "",
        "source_ami"  : ""
  },
  "builders": [{
        "name"         : "boot-sample",
        "type"         : "amazon-ebs",
        "ami_name"     : "boot-ami {{timestamp}}",
        "source_ami"   : "{{user `source_ami`}}",
        "instance_type": "m3.medium",
        "region"       : "us-west-2",
        "ssh_timeout"  : "5m",
        "ssh_username" : "ec2-user",
        "access_key"   : "{{user `aws_access_key`}}",
        "secret_key"   : "{{user `aws_secret_key`}}",
        "user_data_file" : "start-boot-user-data"
    }],"provisioners": [{
      "type": "file",
      "source": "target/sample-pso-cf-app-1.0.0.jar",
      "destination": "/home/ec2-user/sample-pso-cf-app-1.0.0.jar"
    }]
}