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|
#!/bin/sh
USAGE='echo \
"usage: $0 \
(status|dumpdb|reload|stats|trace|notrace|querylog|start|stop|restart) \
... \
"; exit 1'
PATH=/bin:/usr/bin:/usr/ucb:$PATH; export PATH
PIDFILE=%PIDFILE%
if [ -f $PIDFILE ]
then
PID=`cat $PIDFILE`
PS=`%PS% $PID | tail -1 | grep $PID`
RUNNING=1
[ `echo $PS | wc -w` -ne 0 ] || {
PS="named (pid $PID?) not running"
RUNNING=0
}
else
PS="named (no pid file) not running"
RUNNING=0
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 -ILL $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% && {
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 $PIDFILE
%NAMED% && {
sleep 5
echo Name Server Restarted
}
;;
*) eval "$USAGE";;
esac
done
test -z "$ARG" && eval "$USAGE"
exit 0
|
