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#!/bin/sh
### BEGIN INIT INFO
# Provides: stud
# Required-Start: $remote_fs $network $local_fs
# Required-Stop: $remote_fs $network $local_fs
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: The Scalable TLS Unwrapping Daemon
# Description: stud is a network proxy that terminates TLS/SSL
# connections and forwards the unencrypted traffic
# to some backend.
### END INIT INFO
# Author: Christo Buschek <crito@30loops.net>
# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC=stud
NAME=stud
DAEMON=/usr/bin/stud
SCRIPTNAME=/etc/init.d/$NAME
FILES="/etc/stud/*.conf"
CHROOT="/var/run/stud"
USER="_stud"
[ -x $DAEMON ] || exit 0
[ -r /etc/default/$NAME ] && . /etc/default/$NAME
stat -t $FILES > /dev/null 2>&1 || exit 0
. /lib/init/vars.sh
. /lib/lsb/init-functions
do_chroot() {
oldumask=$(umask)
umask 022
[ -d $CHROOT ] || mkdir -p $CHROOT
umask $oldumask
}
do_start()
{
# Return
# 0 if daemon has been started
# 1 if daemon was already running
# 2 if daemon could not be started
do_chroot
notfound=1
for conf in $FILES; do
if test -f $conf; then
BASE=$(basename $conf)
PIDFILE=/var/run/stud.${BASE}.pid
. $conf
if ! start-stop-daemon --start --quiet --pidfile $PIDFILE \
--exec $DAEMON --test > /dev/null; then
[ "$VERBOSE" != no ] && log_progress_msg "[Already running: ${BASE}]"
else
start-stop-daemon --start --quiet --pidfile $PIDFILE \
--exec $DAEMON -b -m -- \
$COMMON_OPTIONS $OPTIONS $CERT \
|| {
[ "$VERBOSE" != no ] && log_progress_msg "[Failed: ${BASE}]"
return 2
}
[ "$VERBOSE" != no ] && log_progress_msg "[Started: ${BASE}]"
notfound=0
fi
fi
done
return $notfound
}
do_stop()
{
# Return
# 0 if daemon has been stopped
# 1 if daemon was already stopped
# 2 if daemon could not be stopped
# other if a failure occurred
notfound=1
notstopped=0
for conf in $FILES; do
if test -f $conf; then
BASE=$(basename $conf)
PIDFILE=/var/run/stud.${BASE}.pid
. $conf
start-stop-daemon --stop --quiet --retry=TERM/10/KILL/5 \
--pidfile $PIDFILE --name $NAME
RETVAL="$?"
if [ "$RETVAL" = 2 ]; then
[ "$VERBOSE" != no ] && log_progress_msg "[Unable to stop: ${BASE}]"
notstopped=1
else
[ "$VERBOSE" != no ] && log_progress_msg "[Stop: ${BASE}]"
rm -f $PIDFILE
fi
fi
done
[ $notstopped -eq 1 ] && return 2
[ $notfound -eq 1 ] && return 1
return 0
}
#
# Function that sends a SIGHUP to the daemon/service
#
do_reload() {
#
# If the daemon can reload its configuration without
# restarting (for example, when it is sent a SIGHUP),
# then implement that here.
#
start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME
return 0
}
#
# Get the status of each daemon
#
do_status() {
RETVAL=0
for conf in $FILES; do
if test -f $conf; then
BASE=$(basename $conf)
PIDFILE=/var/run/stud.${BASE}.pid
. $conf
status=0
pidofproc -p $PIDFILE $DAEMON > /dev/null || status="$?"
case "$status" in
0)
log_progress_msg "[${BASE}: ok]"
;;
4)
log_progress_msg "[${BASE}: cannot read PID file]"
RETVAL=$status
;;
*)
log_progress_msg "[${BASE}: not running]"
RETVAL=$status
;;
esac
fi
done
return $RETVAL
}
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) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
esac
;;
stop)
[ "$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 ;;
esac
;;
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 is 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"
do_status
log_end_msg "$?"
exit "$?"
;;
*)
echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload|status}" >&2
exit 3
;;
esac
:
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