Using racker, this repo can generate dynamic packer templates for building Windows VMs.

• packer
• ruby with bundler (tested with 2.4.0)
• Virtualbox or QEMU/KVM

1. Install racker by running bundle install

• Using the provided unattend-template.xml file, use sed or another method to replace the following strings and make a file called Autounattend.xml:
  • 111USERNAME - local user created to run packer scripts
  • 111PASSWORD - password for local user
  • 111ADMINPASS - password for built-in admin account
  • 111PRODUCTKEY - product key for version of Windows being installed
  • 111IMAGENAME - name of the version of Windows you want to install from the ISO .
  • 111TIMEZONE - your timezone.
• Use racker to generate your packer template. The syntax is racker template_1.rb template_2.rb output.json
• Build your packer images!

• VM_NAME - VM name
• WINRM_USER - username for packer WinRM
• WINRM_PASS - password for WinRM user
• NUM_CPU - number of CPUs for VM
• MB_RAM - MB of RAM for VM
• UNATTEND_FILE - path to Autounattend.xml file created in previous steps.

• PACKER_TEMPLATE_ROOT - prefix for drivers/scripts folders
• CLOUDBASE_CONFIG_ROOT - prefix for cloudbase_config folder
• GUEST_FILES_ROOT - prefix for guest_os_files folder

• Packer: https://packer.io
• Racker: https://github.com/aspring/racker
• Windows Unattend files: https://technet.microsoft.com/en-us/library/cc722132(v=ws.10).aspx