Fix ip generating

Openstack/JSON/powershell/server-init.ps1

@@ -2,7 +2,7 @@
 
 
 $ErrorActionPreference = 'Stop';
-$ip = 0+2;
+$ip = [int]$env:computername.split('-')[2]+2;
 $adapter = Get-NetAdapter;
 $adapter | New-NetIPAddress -AddressFamily 'IPv4' -IPAddress "10.0.0.$($ip)" -PrefixLength '8' -DefaultGateway '10.0.0.1';
 $adapter | Set-DnsClientServerAddress -ServerAddresses '147.251.4.33';