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|
#!/bin/sh
# $OpenBSD: ndc.sh,v 1.12 2003/01/24 15:56:18 mpech Exp $
USAGE='echo \
"usage: $0 \
(status|dumpdb|reload|stats|trace|notrace|querylog|start|stop|restart) \
... \
"; exit 1'
PATH=%DESTSBIN%:/bin:/usr/bin:/usr/ucb:$PATH
NAMED_CMD=named
RUNNING=0
if [ -r /etc/rc.conf ]; then
CHROOTDIR=`. /etc/rc.conf ; echo "$named_chroot"`
if [ "X${CHROOTDIR}" != "X" ]; then
NAMED_CMD="${NAMED_CMD} -t ${CHROOTDIR}"
else
# Need a default
CHROOTDIR=/var/named
fi
NAMED_USER=`. /etc/rc.conf ; echo "$named_user"`
if [ "X${NAMED_USER}" != "X" ]; then
NAMED_CMD="${NAMED_CMD} -u ${NAMED_USER}"
fi
NAMED_FLAGS=`. /etc/rc.conf ; echo "$named_flags"`
if [ "X${NAMED_FLAGS}" != X"NO" ]; then
NAMED_CMD="${NAMED_CMD} ${NAMED_FLAGS}"
fi
else
CHROOTDIR=%CHROOTDIR%
fi
PIDFILE=${CHROOTDIR}/named.pid
#
# Pid file may live in chroot dir, check there first.
#
if [ -f $PIDFILE ]; then
PID=`sed 1q $PIDFILE`
NAMED_CMD=`tail -1 $PIDFILE`
case "`kill -0 $PID 2>&1`" in
""|*"not permitted"*) RUNNING=1;;
esac
fi
if [ ${RUNNING} -eq 0 -a -f %PIDDIR%/named.pid ]; then
PIDFILE=%PIDDIR%/named.pid
PID=`sed 1q $PIDFILE`
NAMED_CMD=`tail -1 $PIDFILE`
case "`kill -0 $PID 2>&1`" in
""|*"not permitted"*) RUNNING=1;;
esac
fi
if [ ${RUNNING} -eq 1 ]; then
PS=`%PS% $PID | tail -1 | grep $PID`
[ `echo $PS | wc -w` -ne 0 ] || {
PS="named (pid $PID) can't get name list"
}
else
PS="named not running"
fi
for ARG
do
case $ARG in
start|stop|restart)
;;
*)
[ $RUNNING -eq 0 ] && {
echo $PS
exit 1
}
esac
case $ARG in
status) echo "$PS";;
dumpdb) kill -INT $PID && echo Dumping Database;;
reload) kill -HUP $PID && echo Reloading Database;;
stats) kill -%IOT% $PID && echo Dumping Statistics;;
trace) kill -USR1 $PID && echo Trace Level Incremented;;
notrace) kill -USR2 $PID && echo Tracing Cleared;;
querylog|qrylog) kill -WINCH $PID && echo Query Logging Toggled;;
start)
[ $RUNNING -eq 1 ] && {
echo "$0: start: named (pid $PID) already running"
continue
}
rm -f $PIDFILE
$NAMED_CMD && {
sleep 5
echo Name Server Started
}
;;
stop)
[ $RUNNING -eq 0 ] && {
echo "$0: stop: named not running"
continue
}
kill $PID && {
sleep 5
rm -f $PIDFILE
echo Name Server Stopped
}
;;
restart)
[ $RUNNING -eq 1 ] && {
kill $PID && sleep 5
}
rm -f $PIDFILE
$NAMED_CMD && {
sleep 5
echo Name Server Restarted
}
;;
*) eval "$USAGE";;
esac
done
test -z "$ARG" && eval "$USAGE"
exit 0
|
