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|
#! /bin/bash
#
# ser2net init script for ser2net
#
# Written by Miquel van Smoorenburg <miquels@cistron.nl>.
# Modified for Debian GNU/Linux
# by Ian Murdock <imurdock@gnu.ai.mit.edu>.
# Modified for ser2net by Marc Haber <mh+debian-packages@zugschlus.de>
### BEGIN INIT INFO
# Provides: ser2net
# Required-Start: $network $remote_fs
# Required-Stop: $network $remote_fs
# Should-Start:
# Should-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Allows network connections to serial ports
# Description: This daemon allows telnet and tcp sessions to be established with a unit's serial ports.
### END INIT INFO
set -e
if [ -r "/lib/lsb/init-functions" ]; then
. /lib/lsb/init-functions
else
echo "E: /lib/lsb/init-functions not found, lsb-base (>= 3.0-6) needed"
exit 1
fi
if [ -n "$SER2NETDEBUG" ]; then
echo "now debugging $0 $@"
set -x
fi
LANG=C
export LANG
PATH=/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/ser2net
NAME=ser2net
DESC="Serial port to network proxy"
PIDFILE=/run/$NAME.pid
test -f $DAEMON || exit 0
# Defaults
CONFFILE="/etc/ser2net.yaml"
OPTIONS=""
CONTROLPORT=""
# Read config file (will override defaults above)
[ -r /etc/default/ser2net ] && . /etc/default/ser2net
# this is from madduck on IRC, 2006-07-06
# There should be a better possibility to give daemon error messages
# and/or to log things
log()
{
case "$1" in
[[:digit:]]*) success=$1; shift;;
*) :;;
esac
log_action_begin_msg "$1"; shift
log_action_end_msg ${success:-0} "$*"
}
start () {
if ! pidofproc -p "$PIDFILE" "$DAEMON" >/dev/null; then
start_daemon -p $PIDFILE $DAEMON ${CONTROLPORT:+-p} $CONTROLPORT -c $CONFFILE -P $PIDFILE $OPTIONS
ret=$?
else
log_failure_msg "already running!"
log_end_msg 1
exit 1
fi
return $ret
}
stop () {
# this is a workaround for #451529 as ser2net 2.5 does not delete its pidfile
SIG="${1:--TERM}"
killproc -p "$PIDFILE" "$DAEMON" "$SIG"
# this is a workaround for killproc -TERM not zapping the pidfile
if ! pidofproc -p "$PIDFILE" "$DAEMON" >/dev/null; then
rm -f $PIDFILE
fi
}
status()
{
log_action_begin_msg "checking $DESC"
if pidofproc -p "$PIDFILE" "$DAEMON" >/dev/null; then
log_action_end_msg 0 "$NAME running"
else
if [ -e "$PIDFILE" ]; then
log_action_end_msg 1 "$NAME failed"
exit 1
else
log_action_end_msg 0 "$NAME not running"
exit 3
fi
fi
}
if ! [ -e "$CONFFILE" ]; then
log_failure_msg "Not starting ser2net: Conffile $CONFFILE missing"
log_end_msg 1
exit 1
fi
case "$1" in
start)
log_daemon_msg "Starting $DESC" "$NAME"
start
log_end_msg 0
;;
stop)
log_daemon_msg "Stopping $DESC" "$NAME"
stop
log_end_msg 0
;;
reload|force-reload)
log_daemon_msg "Reloading $DESC" "$NAME"
stop "-HUP"
log_end_msg 0
;;
restart)
log_daemon_msg "Restarting $DESC" "$NAME"
stop
sleep 1
start
log_end_msg 0
;;
status)
status
;;
*)
N=/etc/init.d/$NAME
echo "Usage: $N {start|stop|restart|reload|force-reload|status}" >&2
exit 1
;;
esac
exit 0
|
