dist/ntp/scripts/ntp-status

   1 #!/bin/sh
   2
   3 # From: Marc Brett <Marc.Brett@westgeo.com>
   4
   5 # Here's a quick hack which can give you the stratum, delay, offset
   6 # for any number of ntp servers.
   7
   8 NTPDATE=/usr/local/bin/ntpdate
   9 NSLOOKUP=/usr/sbin/nslookup
  10 EGREP=/bin/egrep
  11 AWK=/bin/awk
  12 RM=/bin/rm
  13 FILE=/tmp/ntp.$$
  14
  15 USAGE="Usage: $0 hostname [hostname ...]"
  16
  17 if [ $# -le 0 ]
  18 then
  19         echo $USAGE 2>&1
  20         exit 1
  21 fi
  22
  23 trap '$RM -f $FILE; exit' 1 2 3 4 13 15
  24
  25 for HOST in $*
  26 do
  27     HOSTNAME=`$NSLOOKUP $HOST | $EGREP "Name:" | $AWK '{print $2}'`
  28     if [ -n "$HOSTNAME" ]
  29     then
  30         $NTPDATE -d $HOST 2>/dev/null | $EGREP '^stratum|^delay|^offset|^originate' > $FILE
  31         STRATUM=`$EGREP '^stratum' $FILE | $AWK '{print $2}'`
  32         OFFSET=`$EGREP '^offset' $FILE | $AWK '{print $2}'`
  33         DELAY=`$EGREP '^delay' $FILE | $AWK '{print $2}'`
  34         TIMESTAMP=`$EGREP '^originate' $FILE | $AWK '{print $4 " " $5 " " $6 " " $7 " " $8}'`
  35         if [ "$STRATUM" -ne 0 ]
  36         then
  37                 echo "$HOSTNAME: stratum:$STRATUM delay:$DELAY offset:$OFFSET  $TIMESTAMP"
  38         else
  39                 echo $HOSTNAME: Not running NTP
  40         fi
  41     fi
  42
  43 done
  44
  45 $RM -f $FILE