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|
#!/bin/bash
NAME=ntpd
USER=root
CONFIG=
RUNDIR=/var/run
PIDFILE=
STARTCMD="/usr/sbin/ntpd"
STOPCMD=
STOPTIMEOUT=120
function getpid() {
if [ -z "$PIDFILE" ]; then
pid="$(pgrep -xfn "$STARTCMD")"
else
if [ -f "$PIDFILE" ]; then
pid=$(< $PIDFILE)
if [ ! -d /proc/"$pid" ]; then
echo "$NAME: removing stale pidfile $PIDFILE" >&2
rm -f "$PIDFILE"
unset pid
fi
fi
fi
echo "$pid"
}
case $1 in
start)
pid=$(getpid)
install -d -m 755 -o $USER $RUNDIR || exit 1
if [ -n "$pid" ]; then
echo "$NAME already running with pid $pid" >&2
exit 1
fi
eval "$STARTCMD"
;;
stop)
pid=$(getpid)
if [ -n "$pid" ]; then
if [ -n "$STOPCMD" ]; then
eval "$STOPCMD"
else
kill "$pid"
fi
t=$(printf '%(%s)T' -1)
tend=$((t+STOPTIMEOUT))
while [ -d /proc/$pid -a $t -lt $tend ]; do
sleep 0.5
t=$(printf '%(%s)T' -1)
done
if [ -d /proc/"$pid" ]; then
echo "$NAME still running with pid $pid" >&2
else
[ -n "$PIDFILE" ] && rm -f "$PIDFILE"
fi
else
echo "$NAME is not running" >&2
fi
;;
restart)
$0 stop
$0 start
;;
status)
pid=$(getpid)
if [ -n "$pid" ]; then
echo "$NAME is running with pid $pid"
else
echo "$NAME is not running"
fi
;;
*)
echo "usage: $0 [start|stop|restart|status]"
;;
esac
|
