Script to auto restart server after a certain duration (like 20 days)

ManiaPlanetServer

#!/bin/bash
SERVER_DIRECTORY="/opt/maniaplanet-server/"
SERVER_TIMEOUT="298h" #298h ~= 12.4d

if [ "$(groups | grep games)" ];
then
  cd $SERVER_DIRECTORY
  while true; do
    timeout --foreground $SERVER_TIMEOUT ./ManiaPlanetServer "$@"
    RETVAL=$?
    if [[ $RETVAL -ne 124 ]]; then
      break
    fi
  done
  exec 
else
  echo "You are not member of the group 'games'"
  echo "Please type :"
  echo "sudo usermod -a -G games <username>"