gistfile1.txt

{
  "variables": {
    "aws_access_key": "",
    "aws_secret_key": "",
	"account_id": "",
	"x509_cert_path": "",
	"x509_key_path": ""
  },
  "builders": [
    {
      "type": "amazon-instance",
      "access_key": "{{user `aws_access_key`}}",
      "secret_key": "{{user `aws_secret_key`}}",
      "region": "eu-west-1",
      "source_ami": "ami-29eb7e5a",
      "instance_type": "t2.micro",
      "winrm_username": "packer",
      "winrm_password": "FooBar@123",
      "communicator": "winrm",
      "user_data_file": "bootstrap-aws.txt",
      "security_group_id": "sg-6942e00e",

      "account_id": "{{user `account_id`}}",
      "s3_bucket": "account_merge",
      "x509_cert_path": "{{user `x509_cert_path`}}",
      "x509_key_path": "{{user `x509_key_path`}}",
      "x509_upload_path": "/tmp",

      "ami_name": "account_merge_ngc_address_adapter {{timestamp}}"
    }
  ],
  "provisioners": [
   
  ]
}