Update the Windows install.

windows/resources/domain_name.ps1

@@ -0,0 +1,15 @@
+#Set the domain name
+$cert = Get-ChildItem -Path cert:\LocalMachine\My | Where-Object -Property Subject -Like "CN=${env:COMPUTERNAME}*" | Sort-Object NotAfter | Select-Object -Last 1
+if ( $cert -and ($domain_name -eq "hostname") ) {
+	$domain_name = $cert.Subject.Substring(3)
+}
+elseif ($domain_name -eq "hostname") {
+	$domain_name = $env:COMPUTERNAME
+	#$dns = [System.Net.Dns]::GetHostByName(($env:computerName))
+	#$domain_name = $dns.HostName
+	#$dns.addresslist.IPAddressToString
+}
+else {
+	$domain_name = [System.Net.Dns]::GetHostByName(($env:computerName)).AddressList.IPAddressToString
+}
+Write-Host "Domain Name is $domain_name"