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#!/bin/sh
#
# tor The Onion Router
#
# Startup/shutdown script for tor. This is a wrapper around torctl;
# torctl does the actual work in a relatively system-independent, or at least
# distribution-independent, way, and this script deals with fitting the
# whole thing into the conventions of the particular system at hand.
# This particular script is written for Red Hat/Fedora Linux, and may
# also work on Mandrake, but not SuSE.
#
# These next couple of lines "declare" tor for the "chkconfig" program,
# originally from SGI, used on Red Hat/Fedora and probably elsewhere.
#
# chkconfig: 2345 90 10
# description: Onion Router - A low-latency anonymous proxy
#
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/tor
NAME=tor
DESC="tor daemon"
TORPIDDIR=/var/run/tor
TORPID=$TORPIDDIR/tor.pid
WAITFORDAEMON=60
ARGS=""
# Library functions
if [ -f /etc/rc.d/init.d/functions ]; then
. /etc/rc.d/init.d/functions
elif [ -f /etc/init.d/functions ]; then
. /etc/init.d/functions
fi
TORCTL=@BINDIR@/torctl
# torctl will use these environment variables
TORUSER=@TORUSER@
export TORUSER
if [ -x /bin/su ] ; then
SUPROG=/bin/su
elif [ -x /sbin/su ] ; then
SUPROG=/sbin/su
elif [ -x /usr/bin/su ] ; then
SUPROG=/usr/bin/su
elif [ -x /usr/sbin/su ] ; then
SUPROG=/usr/sbin/su
else
SUPROG=/bin/su
fi
# Raise ulimit based on number of file descriptors available (thanks, Debian)
if [ -r /proc/sys/fs/file-max ]; then
system_max=`cat /proc/sys/fs/file-max`
if [ "$system_max" -gt "80000" ] ; then
MAX_FILEDESCRIPTORS=32768
elif [ "$system_max" -gt "40000" ] ; then
MAX_FILEDESCRIPTORS=16384
elif [ "$system_max" -gt "10000" ] ; then
MAX_FILEDESCRIPTORS=8192
else
MAX_FILEDESCRIPTORS=1024
cat << EOF
Warning: Your system has very few filedescriptors available in total.
Maybe you should try raising that by adding 'fs.file-max=100000' to your
/etc/sysctl.conf file. Feel free to pick any number that you deem appropriate.
Then run 'sysctl -p'. See /proc/sys/fs/file-max for the current value, and
file-nr in the same directory for how many of those are used at the moment.
EOF
fi
else
MAX_FILEDESCRIPTORS=8192
fi
NICE=""
case "$1" in
start)
if [ -n "$MAX_FILEDESCRIPTORS" ]; then
echo -n "Raising maximum number of filedescriptors (ulimit -n) to $MAX_FILEDESCRIPTORS"
if ulimit -n "$MAX_FILEDESCRIPTORS" ; then
echo "."
else
echo ": FAILED."
fi
fi
action $"Starting tor:" $TORCTL start
RETVAL=$?
;;
stop)
action $"Stopping tor:" $TORCTL stop
RETVAL=$?
;;
restart)
action $"Restarting tor:" $TORCTL restart
RETVAL=$?
;;
reload)
action $"Reloading tor:" $TORCTL reload
RETVAL=$?
;;
status)
$TORCTL status
RETVAL=$?
;;
*)
echo "Usage: $0 (start|stop|restart|reload|status)"
RETVAL=1
esac
exit $RETVAL
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