Check Unity License and License

gistfile1.txt

REM License Unity
SET unitySerial[0]=X4-XXXX-XXXX-XXXX-XXXX-XXXX
SET unitySerial[1]=X4-XXXX-XXXX-XXXX-XXXX-XXXX
SET unityUsername=redacted@example.com
SET unityPassword=redacted

REM See https://stackoverflow.com/questions/5777400/how-to-use-random-in-batch-script/5777608#5777608
REM  This will return either 0 or 1, which we'll use below to set our variable to either unitySerial[0] or unitySerial[1]
set /a unitySerialNum=%random% %%2
set unitySerialToUse=!unitySerial[%unitySerialNum%]!


REM Check If the Unity_lic.ulf file exists
IF EXIST "C:\ProgramData\Unity\Unity_lic.ulf" (
	findstr /MC:"StopDate Value=\"2020-12-24T00:00:00\"" C:\ProgramData\Unity\Unity_lic.ulf
	if !errorlevel! == 0 (
		REM Running pro version, do nothing!
	) else (
		REM Running outdated license, or personal edition, re-license it
		del /s /q C:\ProgramData\Unity\Unity_lic.ulf >NUL 2>&1
		PING 127.0.0.1 -n 5 >NUL 2>&1
		"C:\Program Files\Unity 2019.3.6f1\Editor\Unity.exe" -quit -batchmode -serial %unitySerialToUse% -username %unityUsername% -password %unityPassword%
	)
) ELSE (
	REM Attempt to License Unity
	PING 127.0.0.1 -n 5 >NUL 2>&1
	"C:\Program Files\Unity 2019.3.6f1\Editor\Unity.exe" -quit -batchmode -serial %unitySerialToUse% -username %unityUsername% -password %unityPassword%
)