packer {
  required_plugins {
    amazon = {
      version = ">= 0.0.2"
      source  = "github.com/hashicorp/amazon"
    }
  }
}

variable "ami_prefix" {
  type    = string
  default = "datasaker-bastion-ubuntu2004"
}

locals {
  timestamp = regex_replace(timestamp(), "[- TZ:]", "")
}

source "amazon-ebs" "datasaker-bastion-ubuntu2004" {
  ami_name      = "${var.ami_prefix}-${local.timestamp}"
  instance_type = "t3.small"
  region        = "ap-northeast-2"
  source_ami_filter {
    filters = {
      image-id            = "ami-0ea5eb4b05645aa8a"
      root-device-type    = "ebs"
      virtualization-type = "hvm"
    }
    most_recent = true
    owners      = ["099720109477"]
  }
  tags = {
    source_ami_name = "{{ .SourceAMIName }}"
  }
  ssh_username = "ubuntu"
}

build {
  name    = "datasaker-bastion-packer"
  sources = ["source.amazon-ebs.datasaker-bastion-ubuntu2004"]

  provisioner "ansible" {
    playbook_file    = "../ansible/bastion_roles.yaml"
    user             = "ubuntu"
    extra_arguments  = ["--become"]
    ansible_env_vars = ["ANSIBLE_HOST_KEY_CHECKING=False"]
  }
}