FILE: C:\ProgramData\PuppetLabs\puppet\var\lib\facter\servertype.rb

--
Facter.add("is_vm") do
  confine :osfamily => "windows"
  setcode do
    powershell = 'C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe -NonInteractive -NoProfile'
    command = '$(Get-WMIObject Win32_ComputerSystem -Property Model).Model | %{if ( ($_ -eq \"Virtual Machine\") -or ($_ -eq \"OpenStack Nova\") ){return $true}else{return $false}}'
    Facter::Core::Execution.execute(%Q{#{powershell} -command "#{command}"})
  end
end
--