Terraria Linux x86_64 server (screen)

terraria.sh

#!/bin/bash -e
 
### BEGIN INIT INFO
# Provides:   Terraria
# Required-Start: $local_fs $remote_fs screen-cleanup
# Required-Stop:  $local_fs $remote_fs
# Should-Start:   $network
# Should-Stop:    $network
# Default-Start:  2 3 4 5
# Default-Stop:   0 1 6
# Short-Description:   Terraria server
# Description:    Starts the terraria server
### END INIT INFO
 
# Settings
SERVICE='TerrariaServer.bin.x86_64'
USERNAME='terraria'
SCREENNAME='terraria'
HISTORY=1000
TRPATH='/home/terraria/GOGGames/Terraria/game'
TRWORLD='/home/terraria/.local/share/Terraria'
BACKUPPATH='/home/terraria/backups/terraria'
SERVERCONFIG='/home/terraria/GOGGames/Terraria/serverconfig-survival.txt'

D2BACKUP[0]='Worlds'

ME=`whoami`
as_user() {
  if [ $ME == $USERNAME ] ; then
    bash -c "$1"
  else
    su - $USERNAME -c "$1"
  fi
}

tr_start() {
  if  pgrep -u $USERNAME -f $SERVICE > /dev/null
  then
    echo "$SERVICE is already running!"
  else
    echo "Starting $SERVICE..."
    cd $SBPATH
    as_user "cd $TRPATH && screen -h $HISTORY -dmS $SCREENNAME ./$SERVICE -config $SERVERCONFIG"
    sleep 7
    if pgrep -u $USERNAME -f $SERVICE > /dev/null
    then
      echo "$SERVICE is now running."
    else
      echo "Error! Could not start $SERVICE!"
    fi
  fi
}

tr_stop() {
  if pgrep -u $USERNAME -f $SERVICE > /dev/null
  then
    echo "Stopping $SERVICE"
    #pkill -SIGINT -u $USERNAME -f $SERVICE > /dev/null
    as_user "screen -p 0 -S $SCREENNAME -X eval 'stuff \"exit\"\015'"
    sleep 7
  else
    echo "$SERVICE was not running."
  fi
  if pgrep -u $USERNAME -f $SERVICE > /dev/null
  then
    echo "Error! $SERVICE could not be stopped."
  else
    echo "$SERVICE is stopped."
  fi
}


tr_backup() {

   umask 077
   NOW=`date "+%Y-%m-%d_%Hh%M"`
   BACKUP_FILE="$BACKUPPATH/${NOW}.tar"

   echo ""
   echo -n "Removing old backcopies..."
   echo ""
   find $BACKUPPATH/*.gz -mtime +14 -exec rm {} \;

   echo ""
   echo "Backing up Terraria World..."
   echo "" 

   for object in ${D2BACKUP[*]}
   do
      echo ""
      echo -n "Backuping ${object}"
      as_user "tar -C \"$TRWORLD\" -rf \"$BACKUP_FILE\" $object"
   done

   echo ""
   echo "Compressing backup..."
   as_user "gzip -f \"$BACKUP_FILE\""
   chmod 0600 "${BACKUP_FILE}.gz"
   echo "Done."
}

# The main events processor
case "$1" in
  start)
    tr_start
    ;;
  stop)
    tr_stop
    ;;
  restart)
    tr_stop
    tr_start
    ;;
  backup)
    tr_backup
    ;;
  status)
    if pgrep -u $USERNAME -f $SERVICE > /dev/null
    then
      echo "$SERVICE is running."
    else
      echo "$SERVICE is not running."
    fi
    ;;

  *)
  echo "Usage: $0 {start|stop|backup|status|restart}"
  exit 1
  ;;
esac
exit 0