eks-worker-node.pkr.hcl.template

packer {
	required_plugins {
		amazon = {
			version = ">= 1.0.9"
			source = "github.com/hashicorp/amazon"
		}
	}
}

source "amazon-ebs" "eks-worker-node" {
	ami_name      = "__AMI_NAME__"
	instance_type = "g4dn.xlarge"
	region        = "__AWS_REGION__"
	
	# Use the latest version of the official Windows Server 2022 base image
	source_ami_filter {
		filters = {
			name                = "Windows_Server-2022-English-Full-Base-*"
			root-device-type    = "ebs"
			virtualization-type = "hvm"
		}
		
		most_recent = true
		owners      = ["amazon"]
	}
	
	# Expand the boot disk to 100GB
	launch_block_device_mappings {
		device_name = "/dev/sda1"
		volume_size = 100
		volume_type = "gp3"
		delete_on_termination = true
	}
	
	# Allow S3 access for the VM
	temporary_iam_instance_profile_policy_document {
		Version = "2012-10-17"
		Statement {
			Action   = ["s3:Get*", "s3:List*"]
			Effect   = "Allow"
			Resource = ["*"]
		}
	}
	
	# Use our startup script to enable SSH access
	user_data_file = "${path.root}/scripts/startup.ps1"
	
	# Use SSH for running commands in the VM
	communicator = "ssh"
	ssh_username = "Administrator"
	ssh_timeout  = "30m"
	
	# Don't automatically stop the instance, since sysprep will perform the shutdown
	disable_stop_instance = true
}

build {
	name    = "eks-worker-node"
	sources = ["source.amazon-ebs.eks-worker-node"]
	
	# Run our EKS worker node setup script
	provisioner "powershell" {
		script = "${path.root}/scripts/setup.ps1"
	}
	
	# Perform cleanup and shut down the VM
	provisioner "powershell" {
		script = "${path.root}/scripts/cleanup.ps1"
		valid_exit_codes = [0, 2300218]
	}
	
	# Store the AMI ID in a manifest file when the build completes
	post-processor "manifest" {
		output = "manifest.json"
		custom_data = {
			snapshot_id = ""
		}
	}
}