#!/bin/sh
############# ###### ############# # This script depends on screen. # For the stop function to work, you must set an # explicit session directory using ABSOLUTE paths (no, ~ is not absolute) in your rtorrent.rc. # If you typically just start rtorrent with just "rtorrent" on the # command line, all you need to change is the "user" option. # Attach to the screen session as your user with # "screen -dr rtorrent". Change "rtorrent" with srnname option. # Licensed under the GPLv2 by lostnihilist: lostnihilist _at_ gmail _dot_ com ############## ###### ############## ####################### ##Start Configuration## ####################### # You can specify your configuration in a different file # (so that it is saved with upgrades, saved in your home directory, # or whateve reason you want to) # by commenting out/deleting the configuration lines and placing them # in a text file (say /home/user/.rtorrent.init.conf) exactly as you would # have written them here (you can leave the comments if you desire # and then uncommenting the following line correcting the path/filename # for the one you used. note the space after the ".". # . /etc/rtorrent.init.conf #Do not put a space on either side of the equal signs e.g. # user = user # will not work # system user to run as user="rtorrent"# the system group to run as, not implemented, see d_start for beginning implementation # group=`id -ng "$user"` # the full path to the filename where you store your rtorrent configuration config="`su -c 'echo $HOME' $user`/.rtorrent.rc"# set of options to run with options=""# default directory for screen, needs to be an absolute path base="`su -c 'echo $HOME' $user`"# name of screen session srnname="rtorrent"# file to log to (makes for easier debugging if something goes wrong) logfile="/home/$user/rtorrent-init.log"####################### ###END CONFIGURATION### ####################### PATH=/usr/bin:/usr/local/bin:/usr/local/sbin:/sbin:/bin:/usr/sbin
DESC="rtorrent"NAME=rtorrent
DAEMON=$NAMESCRIPTNAME=/etc/init.d/$NAME
checkcnfg(){exists=0for i in `echo"$PATH"| tr ':''\n'`;doif[ -f $i/$NAME];thenexists=1breakfidoneif[$exists -eq 0];thenecho"cannot find rtorrent binary in PATH $PATH"| tee -a "$logfile" >&2exit3fiif ! [ -r "${config}"];thenecho"cannot find readable config ${config}. check that it is there and permissions are appropriate"| tee -a "$logfile" >&2exit3fisession=`getsession "$config"`if ! [ -d "${session}"];thenecho"cannot find readable session directory ${session} from config ${config}. check permissions"| tee -a "$logfile" >&2exit3fi}
d_start(){[ -d "${base}"]&&cd"${base}"
stty stop undef && stty start undef
su -c "screen -ls | grep -sq "\.${srnname}[[:space:]]" "${user}|| su -c "screen -dm -S ${srnname} 2>&1 1>/dev/null"${user}| tee -a "$logfile" >&2# this works for the screen command, but starting rtorrent below adopts screen session gid # even if it is not the screen session we started (e.g. running under an undesirable gid #su -c "screen -ls | grep -sq "\.${srnname}[[:space:]]" " ${user} || su -c "sg \"$group\" -c \"screen -fn -dm -S ${srnname} 2>&1 1>/dev/null\"" ${user} | tee -a "$logfile" >&2
su -c "screen -S "${srnname}" -X screen rtorrent ${options} 2>&1 1>/dev/null"${user}| tee -a "$logfile" >&2}
d_stop(){session=`getsession "$config"`if ! [ -s ${session}/rtorrent.lock ];thenreturnfipid=`cat ${session}/rtorrent.lock | awk -F: '{print($2)}'| sed "s/[^0-9]//g"`if ps -A | grep -sq ${pid}.*rtorrent ;then# make sure the pid doesn't belong to another process kill -s INT ${pid}fi}
getsession(){session=`cat "$1"| grep "^[[:space:]]*session[[:space:]]*="| sed "s/^[[:space:]]*session[[:space:]]*=[[:space:]]*//"`echo$session}
checkcnfg
case"$1" in
start)echo -n "Starting $DESC: $NAME"
d_start
echo".";;
stop)echo -n "Stopping $DESC: $NAME"
d_stop
echo".";;
restart|force-reload)echo -n "Restarting $DESC: $NAME"
d_stop
sleep 1
d_start
echo".";;
*)echo"Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2exit1;;esacexit0