Write an update script that takes the update scripts from the repo and replaces them where every they may be on your system. Also have them be able to replace the IP address and username from the scripts that are already on your system and put them in the new incoming scripts.
Write an update script that takes the update scripts from the repo and replaces them where every they may be on your system. Also have them be able to replace the IP address and username from the scripts that are already on your system and put them in the new incoming scripts.