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#!/bin/sh
### BEGIN INIT INFO
# Provides: tuntox
# Required-start: $network $syslog
# Required-stop: $network $syslog
# Default-start: 2 3 4 5
# Default-stop: 0 1 6
# Short-description: This script takes care of starting and stopping the Tutnox daemon.
# Description: tuntox is a daemon for tunnelling TCP connections over the Tox protocol
# Notes
# Modeled after init script for NSCA written by Ethan Galstad (nagios@nagios.org)
### END INIT INFO
#
# If you want to use tuntox as a system service, do the following:
# cp tuntox /usr/bin/
# cp scripts/tuntox.debian-init /etc/init.d/tuntox
# update-rc.d tuntox defaults
#
# Edit the User ID below (it needs to be a number in static builds)
#
# User ID to which the program will drop
USERID=13
DESC="TCP-over-Tox daemon"
NAME=tuntox
DAEMON=/usr/bin/$NAME
DAEMON_CFG_DIR=/etc/tuntox/
PIDFILE=/var/run/$NAME/$NAME.pid
DAEMON_ARGS="-C $DAEMON_CFG_DIR -D -F $PIDFILE -U $USERID -d"
SCRIPTNAME=/etc/init.d/$NAME
# Exit if packages not installed
[ -x "$DAEMON" ] || exit 5
# Read configuration variable file if it is present
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
# Load the VERBOSE setting and other rcS variables
[ -x /lib/init/vars.sh ] && . /lib/init/vars.sh
# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh
# Define LSB log_* functions.
# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
. /lib/lsb/init-functions
mkdir -p /var/run/$NAME
chown $USERID /var/run/$NAME
#
# Function that starts the daemon/service
#
do_start()
{
# Return value
# 0 if daemon has been started
# 1 if daemon was already started
# 2 if daemon could not be started
# Test if daemon already exist
start-stop-daemon --test --start --quiet --pidfile $PIDFILE \
--exec $DAEMON > /dev/null \
|| return 1
# Start it if not
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--exec $DAEMON -- $DAEMON_ARGS \
|| return 2
# Add code here, if the process need to be ready to handle
# request form service that depend on it. At last resort,
# sleep some time.
sleep 1s
}
#
# Function that stop the dameon
#
do_stop() {
# Return value
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stop
# other if a failure occured
###
# When nsca exits, clean lock file.
start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME
RETVAL="$?"
# If process was already stop. Nothing to do. Exit with 1
[ "$RETVAL" = 1 ] && return 1
# If process could not be stop. Exit with 2
[ "$RETVAL" = 2 ] && return 2
# If the daemon is only run from initscript
# and forks, wait for children to finish.
# If this two condition are not satisfied the add code
# that waits for the process to drop all resources that
# could be needed by services started subsequently.
# At a last resort, sleep for some time.
start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --pidfile $PIDFILE --exec $DAEMON
[ "$?" = 2 ] && return 2
# Many daemon do not delete their pidfiles when they exit
rm -f $PIDFILE
return "$RETVAL"
}
#
# Function that sends a SIGHUP to the daemon
#
do_reload()
{
#
# A basic reload function. Not used.
start-stop-daemon --stop --quiet --signal 1 --pidfile $PIDFILE --name $NAME
return 0
}
case "$1" in
start)
[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
do_start
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
*) log_end_msg 1 ;; # Failed to start. Fatal
esac
;;
stop)
[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
do_stop
case "$?" in
0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
*) log_end_msg 1 ;; # Failed to stop. Fatal
esac
;;
#reload|force-reload)
# #
# # If do_reload() is not implemented then leave this comment out
# # and leave "force-reload" as an alias for "restart".
# #
# log_daemon_msg "Reloading $DESC" "$NAME"
# do_reload
# # Note : the basic do_reload always return 0
# log_end_msg "$?"
# ;;
restart|force-reload)
#
# If the "reload" option is implemented then remove
# the "force-reload" alias.
log_daemon_msg "Restarting $DESC" "$NAME"
do_stop
case "$?" in
0|1)
do_start
case "$?" in
0) log_end_msg 0 ;;
1) log_end_msg 1 ;; # Old process still running
*) log_end_msg 1 ;; # Failed to start
esac
;;
*)
# Failed to stop
log_end_msg 1
;;
esac
;;
status)
log_daemon_msg "Checking status of $DESC" "$NAME"
status_of_proc -p $PIDFILE "$DAEMON" "$NAME"
log_end_msg "$?"
exit $?
;;
*)
# echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload|status}" >&2
echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload|status}" >&2
exit 3
;;
esac
# ":" = "exit 0"
:
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