# File lib/openshift-origin-node/model/unix_user.rb, line 565
    def next_uid
      uids = IO.readlines("/etc/passwd").map{ |line| line.split(":")[2].to_i }
      gids = IO.readlines("/etc/group").map{ |line| line.split(":")[2].to_i }
      min_uid = (@config.get("GEAR_MIN_UID") || "500").to_i
      max_uid = (@config.get("GEAR_MAX_UID") || "1500").to_i

      (min_uid..max_uid).each do |i|
        if !uids.include?(i) and !gids.include?(i)
          return i
        end
      end
    end