讓 aria2 成為背景服務

[aria2] init script

#!/bin/sh
### BEGIN INIT INFO
# Provides:          aria2
# Required-Start:    $local_fs $remote_fs
# 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: Aria2 Downloader
### END INIT INFO

USER=pi
CONF=/home/pi/aria2.conf

case "$1" in
  start)
    echo "Starting aria2c service"
    umask 0002
    su - $USER -c "aria2c --conf-path=$CONF -D"
    echo "done !"
  ;;
  stop)
    echo "Stopping aria2c service"
    sudo killall -w aria2c
    echo "done !"
  ;;
  restart)
    echo "Restarting aria2c service"
    sudo killall -w aria2c
    umask 0002
    su - $USER -c "aria2c --conf-path=$CONF -D"
    echo "done !"
  ;;
  *)
    echo "$0 {start|stop|restart}"
  ;;
  esac
exit