
##########################################################################
# $Id: xntpd,v 1.4 2005/05/23 17:35:55 bjorn Exp $
##########################################################################
# $Log: xntpd,v $
# Revision 1.4  2005/05/23 17:35:55  bjorn
# Patch for an older ntpd (4.1.1a-9), by Michael Evans
#
# Revision 1.3  2005/05/04 15:52:51  bjorn
# Removed shell path to perl in first line
#
# Revision 1.2  2005/02/24 17:08:05  kirk
# Applying consolidated patches from Mike Tremaine
#
# Revision 1.2  2005/02/16 00:43:28  mgt
# Added #vi tag to everything, updated ignore.conf with comments, added emerge and netopia to the tree from Laurent -mgt
#
# Revision 1.1  2005/02/13 01:25:13  mgt
# Inital code check in from David Baldwin -mgt
#
##########################################################################

########################################################
# This was written and is maintained by:
#    David Baldwin <david.baldwin@anu.edu.au>
#
# Heavily based on sshd script
#
# Please send all comments, suggestions, bug reports,
#    etc, to david.baldwin@anu.edu.au.
########################################################

use Logwatch ':all';

$Debug = ValueOrDefault($ENV{'LOGWATCH_DEBUG'}, 0);
$Detail = ValueOrDefault($ENV{'LOGWATCH_DETAIL_LEVEL'}, 0);

# Avoid "Use of uninitialized value" warning messages.
sub ValueOrDefault {
         my ($value, $default) = @_;
         return ($value ? $value : $default);
}

# No sense in running if 'xntpd' doesn't even exist on this system...
unless (( -f "/usr/sbin/ntpd" ) or ( -f "/usr/local/sbin/ntpd") or ( -f "/usr/lib/inet/xntpd")) {
         exit (0);
}

if ( $Debug >= 5 ) {
         print STDERR "\n\nDEBUG: Inside XNTPD Filter \n\n";
         $DebugCounter = 1;
}

while (defined($ThisLine = <STDIN>)) {
    if ( $Debug >= 5 ) {
       print STDERR "DEBUG($DebugCounter): $ThisLine";
       $DebugCounter++;
    }
    chomp($ThisLine);
    if ( 0 or
        ($ThisLine =~ m/tickadj = /) or # startup
        ($ThisLine =~ m/precision = /) or # startup
        ($ThisLine =~ m/ succeeded/) or # startup
        ($ThisLine =~ m/kernel time discipline status/) or # startup
        ($ThisLine =~ m/frequency initialized/) or # startup
        ($ThisLine =~ m/using kernel phase-lock loop/) # startup
    ) {
       # Ignore these
    } elsif ($ThisLine =~ m/ntpd [\d\-\.\w@]+ ... ... .. ..:..:.. /) {
      $Starts++;
    } elsif ($ThisLine =~ m/ntpd exiting on signal/) {
      $Kills++;
    } elsif ($ThisLine =~ m/synchronisation lost/) {
      $SyncLost++;
    } elsif ( (undef,$TimeStep) = ($ThisLine =~ /time reset(| \(step\)) ([^ ]+) s$/ )) {
       push @TimeReset, $TimeStep;
    } elsif ( (undef,$TimeStep) = ($ThisLine =~ /(step|adjust) time server [^ ]+ offset ([^ ]+) sec$/ )) {
       push @TimeReset, $TimeStep;
# MEv start no leadin to line
    } elsif ( (undef,$TimeStep) = ($ThisLine =~ /(offset) ([^ ]+) sec/ )) {
       push @TimeReset, $TimeStep;
# MEv end no leadin to line
    } elsif ( ($Host) = ($ThisLine =~ /two instances of default interface for ([^ ]+) in hash table$/ )) {
       if ($Debug >= 5) {
          print STDERR "DEBUG: Found -$1 two instances of default interface\n";
       }
       $name = LookupIP($Host);
       $TwoInst{$name}++;
    } else {
       # Report any unmatched entries...
       push @OtherList, "$ThisLine\n";
    }
}

###########################################################

if ($Kills) {
    print "\nXNTPD Killed: " . $Kills . " Time(s)\n";
}
if ($Starts) {
    print "\nXNTPD Started: " . $Starts . " Time(s)\n";
}
if ($SyncLost) {
    print "\nSync lost: " . $SyncLost . " Time(s)\n";
}

if (@TimeReset > 0) {
    if ($Detail > 5) {
       print "\nTime Reset\n";
       print map "  time stepped $_\n",@TimeReset;
    }
    $t = 0;
    $t += $_ foreach @TimeReset;
    printf "\nTime Reset ".(@TimeReset)." times (total: %.6f s  average: %.6f s)\n", $t, $t/(@TimeReset);
}

if (keys %TwoInst) {
    print "\nTwo instances error\n";
    foreach $h (keys %TwoInst) {
      print "  $h - $TwoInst{$h} times\n";
    }
}

if ($#OtherList >= 0) {
    print "\n**Unmatched Entries**\n";
    print @OtherList;
}

exit(0);

# vi: shiftwidth=3 tabstop=3 syntax=perl et
