Packer build to use the latest version of Windows 1803 to build a lightweight DNS server.

Packer-EC2-1803-DNSAmi.JSON

{
  "builders": [
    {
      "type": "amazon-ebs",
      "region": "eu-west-1",
      "instance_type": "t2.micro",
      "ami_name": "1803-dns-{{timestamp}}",
      "communicator": "winrm",
      "winrm_username": "Administrator",
      "winrm_use_ssl": true,
      "tags": {
        "Name": "1803-dns-{{timestamp}}",
        "OS_Version": "Windows-Server-1803",
        "Release": "Latest",
        "Base_AMI_Name": "{{ .SourceAMIName }}"
      },
      "source_ami_filter": {
        "filters": {
        "virtualization-type": "hvm",
        "name": "Windows_Server-1803-English-Core-Base*",
        "root-device-type": "ebs"
        },
        "owners": ["801119661308"],
        "most_recent": true
      },
      "user_data_file": "packer-win-user-data.ps1"
    }
  ],
  "provisioners": [
    {
      "type": "powershell",
      "inline": [
        "Set-Timezone -Id 'GMT Standard Time'",
        "Install-WindowsFeature DNS -IncludeManagementTools",
        "Set-DnsServerForwarder -IPAddress 10.100.0.2, 1.1.1.1, 8.8.8.8 -Timeout 1 -UseRootHint $false -PassThru",
        "Set-DnsServerCache -MaxTtl 0x0",
        "Add-DnsServerStubZone -Name 'example.com' -MasterServers 10.200.0.2, 10.200.1.2, 10.200.2.2"
      ]
    }
  ]

}