Amazon Linux 2023 の 最新 AMI ID は Parameter Store から取得しよう！

# Parameter Store のパブリックパラメーターを利用して AMI ID を取得

data "aws_ssm_parameter" "amazonlinux_2" {
  name = "/aws/service/ami-amazon-linux-latest/amzn2-ami-hvm-x86_64-gp2" # x86_64
  # name = "/aws/service/ami-amazon-linux-latest/amzn2-ami-hvm-arm64-gp2" # ARM
  # name = "/aws/service/ami-amazon-linux-latest/amzn2-ami-minimal-hvm-x86_64-ebs" # Minimal Image (x86_64)
  # name = "/aws/service/ami-amazon-linux-latest/amzn2-ami-minimal-hvm-arm64-ebs" # Minimal Image (ARM)
}

# AMI 一覧から直接検索する方法
data "aws_ami" "amazonlinux_2" {
  most_recent = true
  owners = [ "amazon" ]
  filter {
    name = "name"

    values = [ "amzn2-ami-hvm-*-x86_64-gp2" ] # x86_64
    # values = [ "amzn2-ami-hvm-*-arm64-gp2" ] # ARM
    # values = [ "amzn2-ami-minimal-hvm-*-x86_64-ebs" ] # Minimal Image (x86_64)
    # values = [ "amzn2-ami-minimal-hvm-*-arm64-ebs" ] # Minimal Image (ARM)
  }
}

# AMI 一覧から直接検索する方法
data "aws_ami" "amazonlinux_2023" {
  most_recent = true
  owners = [ "amazon" ]
  filter {
    name = "name"

    values = [ "al2023-ami-*-kernel-6.1-x86_64" ] # x86_64
    # values = [ "al2023-ami-*-kernel-6.1-arm64" ] # ARM
    # values = [ "al2023-ami-minimal-*-kernel-6.1-x86_64" ] # Minimal Image (x86_64)
    # values = [ "al2023-ami-minimal-*-kernel-6.1-arm64" ] # Minimal Image (ARM)
  }
}

takakuni% terraform console
> data.aws_ami.amazonlinux_2023
{
  "architecture" = "x86_64"
  "arn" = "arn:aws:ec2:ap-northeast-1::image/ami-07695fdb89e41b9f8"
  "block_device_mappings" = toset([
    {
      "device_name" = "/dev/xvda"
      "ebs" = tomap({
        "delete_on_termination" = "true"
        "encrypted" = "false"
        "iops" = "3000"
        "snapshot_id" = "snap-0905fd1158e6ca45c"
        "throughput" = "125"
        "volume_size" = "30"
        "volume_type" = "gp3"
      })
      "no_device" = ""
      "virtual_name" = ""
    },
  ])
  "boot_mode" = "uefi-preferred"
  "creation_date" = "2023-04-06T00:48:18.000Z"
  "deprecation_time" = "2025-04-06T00:48:18.000Z"
  "description" = "Amazon Linux AMI 2023.0.20230406 x86_64 ECS HVM EBS"
  "ena_support" = true
  "executable_users" = tolist(null) /* of string */
  "filter" = toset([
    {
      "name" = "name"
      "values" = tolist([
        "al2023-ami-*-kernel-6.1-x86_64",
      ])
    },
  ])
  "hypervisor" = "xen"
  "id" = "ami-07695fdb89e41b9f8"
  "image_id" = "ami-07695fdb89e41b9f8"
  "image_location" = "amazon/al2023-ami-ecs-hvm-2023.0.20230406-kernel-6.1-x86_64"
  "image_owner_alias" = "amazon"
  "image_type" = "machine"
  "imds_support" = "v2.0"
  "include_deprecated" = false
  "kernel_id" = ""
  "most_recent" = true
  "name" = "al2023-ami-ecs-hvm-2023.0.20230406-kernel-6.1-x86_64"
  "name_regex" = tostring(null)
  "owner_id" = "591542846629"
  "owners" = tolist([
    "amazon",
  ])
  "platform" = ""
  "platform_details" = "Linux/UNIX"
  "product_codes" = toset([])
  "public" = true
  "ramdisk_id" = ""
  "root_device_name" = "/dev/xvda"
  "root_device_type" = "ebs"
  "root_snapshot_id" = "snap-0905fd1158e6ca45c"
  "sriov_net_support" = "simple"
  "state" = "available"
  "state_reason" = tomap({
    "code" = "UNSET"
    "message" = "UNSET"
  })
  "tags" = tomap({})
  "timeouts" = null /* object */
  "tpm_support" = ""
  "usage_operation" = "RunInstances"
  "virtualization_type" = "hvm"
}

# Parameter Store のパブリックパラメーターを利用して AMI ID を取得

data "aws_ssm_parameter" "amazonlinux_2023" {
  name = "/aws/service/ami-amazon-linux-latest/al2023-ami-kernel-6.1-x86_64" # x86_64
  # name = "/aws/service/ami-amazon-linux-latest/al2023-ami-kernel-6.1-arm64" # ARM
  # name = "/aws/service/ami-amazon-linux-latest/al2023-ami-minimal-kernel-6.1-x86_64" # Minimal Image (x86_64)
  # name = "/aws/service/ami-amazon-linux-latest/al2023-ami-minimal-kernel-6.1-arm64" # Minimal Image (ARM)
}