packer.json

{
  "variables": {
    "ami_description": "{{env `AMI_DESCRIPTION`}}",
    "ami_name": "{{env `AMI_NAME`}}",
    "ami_prefix": "{{env `AMI_PREFIX`}}",
    "ami_source_id": "{{env `AMI_SOURCE_ID`}}",
    "aws_access_key_id": "{{env `AWS_ACCESS_KEY_ID`}}",
    "aws_instance_type": "{{env `AWS_INSTANCE_TYPE`}}",
    "aws_region": "{{env `AWS_REGION`}}",
    "aws_secret_access_key": "{{env `AWS_SECRET_ACCESS_KEY`}}",
    "aws_tag_ami_sources": "{{env `AWS_TAG_AMI_SOURCES`}}",
    "aws_tag_build_git_info": "{{env `AWS_TAG_BUILD_GIT_INFO`}}",
    "aws_tag_build_git_ref": "{{env `AWS_TAG_BUILD_GIT_REF`}}",
    "aws_tag_os_info": "{{env `AWS_TAG_OS_INFO`}}",
    "build_time": "{{env `BUILD_TIME`}}",
    "ssh_keypair_name": "{{env `SSH_KEYPAIR_NAME`}}",
    "ssh_private_key_file": "{{env `SSH_PRIVATE_KEY_FILE`}}",
    "ssh_username": "{{env `SSH_USERNAME`}}"
  },
  "builders": [
    {
      "type": "amazon-ebs",
      "access_key": "{{user `aws_access_key_id`}}",
      "ami_description": "{{user `ami_description`}}",
      "ami_name": "{{user `ami_name`}}",
      "force_deregister": "true",
      "instance_type": "{{user `aws_instance_type`}}",
      "launch_block_device_mappings": [{
        "device_name": "/dev/sda1",
        "delete_on_termination": true,
        "volume_size": "8"
      }],
      "region": "{{user `aws_region`}}",
      "secret_key": "{{user `aws_secret_access_key`}}",
      "source_ami": "{{user `ami_source_id`}}",
      "ssh_keypair_name": "{{user `ssh_keypair_name`}}",
      "ssh_private_key_file": "{{user `ssh_private_key_file`}}",
      "ssh_pty" : "true",
      "ssh_username": "{{user `ssh_username`}}",
      "tags": {
        "ami_sources": "{{user `aws_tag_ami_sources`}}",
        "build_git_info": "{{user `aws_tag_build_git_info`}}",
        "build_git_ref": "{{user `aws_tag_build_git_ref`}}",
        "build_time": "{{user `build_time`}}",
        "channel": "dev",
        "os_info": "{{user `aws_tag_os_info`}}"
      }
    }
  ],

  "provisioners": [
    {
      "type": "file",
      "source": "uploads",
      "destination": "/tmp"
    },
    {
      "type": "file",
      "source": "scripts",
      "destination": "/tmp"
    },
    {
      "type": "shell",
      "script": "scripts/run_scripts.sh",
      "execute_command": "chmod +x {{ .Path }}; {{ .Vars }} sudo -E {{ .Path }}"
    },
    {
      "type": "shell",
      "inline": [
        "# THINGS TO DO LAST OF ALL ...",
        "# ... delete uploads dir on remote",
        "sudo rm -rf /tmp/{uploads,scripts}",
        "# ... make all delivered cloud-init scripts executables",
        "sudo chmod a+x /usr/local/bin/cloud-init/[0-9][0-9][0-9][0-9][0-9]-*",
        "# ... delete root's authorized_keys for ssh",
        "rm -rvf /root/.ssh/authorized_keys"
      ]
    }
  ],

  "post-processors": []
}