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index 0546761b5e2fc27006d7c321a644fe8ff0e683f6..5c87e0a66e66ba003b9d3b6597c0d0fd086a9993 100755 (executable)
#!/usr/bin/perl -w
-
+#
# (c)1999 Ian Cass, Knowledge Matters Ltd.
# Read the GNU copyright stuff for all the legalese
#
# be installed on the system, however since it's part of the ntp suite, you
# should already have it installed.
#
-# $Id$
-#
+#
# Nothing clever done in this program - its a very simple bare basics hack to
# get the job done.
#
use POSIX;
use strict;
use Getopt::Long;
-use vars qw($opt_V $opt_h $opt_H $opt_t $opt_w $opt_c $opt_j $opt_k $verbose $PROGNAME $def_jitter);
-use lib utils.pm;
+use vars qw($opt_V $opt_h $opt_H $opt_t $opt_w $opt_c $opt_O $opt_j $opt_k $verbose $PROGNAME $def_jitter $ipv4 $ipv6);
+use lib utils.pm;
use utils qw($TIMEOUT %ERRORS &print_revision &support);
$PROGNAME="check_ntp";
GetOptions
("V" => \$opt_V, "version" => \$opt_V,
"h" => \$opt_h, "help" => \$opt_h,
- "v" => \$verbose, "verbose" => \$verbose,
+ "v" => \$verbose, "verbose" => \$verbose,
+ "4" => \$ipv4, "use-ipv4" => \$ipv4,
+ "6" => \$ipv6, "use-ipv6" => \$ipv6,
"w=f" => \$opt_w, "warning=f" => \$opt_w, # offset|adjust warning if above this number
"c=f" => \$opt_c, "critical=f" => \$opt_c, # offset|adjust critical if above this number
+ "O" => \$opt_O, "zero-offset" => \$opt_O, # zero-offset bad
"j=s" => \$opt_j, "jwarn=i" => \$opt_j, # jitter warning if above this number
"k=s" => \$opt_k, "jcrit=i" => \$opt_k, # jitter critical if above this number
"t=s" => \$opt_t, "timeout=i" => \$opt_t,
"H=s" => \$opt_H, "hostname=s" => \$opt_H);
if ($opt_V) {
- print_revision($PROGNAME,'$Revision$ ');
+ print_revision($PROGNAME,'@NP_VERSION@');
exit $ERRORS{'OK'};
}
};
alarm($timeout);
+# Determine protocol to be used for ntpdate and ntpq
+my $ntpdate = $utils::PATH_TO_NTPDATE;
+my $ntpq = $utils::PATH_TO_NTPQ;
+if ($ipv4) {
+ $ntpdate .= " -4";
+ $ntpq .= " -4";
+}
+elsif ($ipv6) {
+ $ntpdate .= " -6";
+ $ntpq .= " -6";
+}
+# else don't use any flags
###
###
###
###
-if (!open (NTPDATE, "$utils::PATH_TO_NTPDATE -q $host 2>&1 |")) {
- print "Could not open ntpdate\n";
+if (!open (NTPDATE, $ntpdate . " -q $host 2>&1 |")) {
+ print "Could not open $ntpdate: $!\n";
exit $ERRORS{"UNKNOWN"};
}
+my $out;
while (<NTPDATE>) {
- print if ($verbose);
+ #print if ($verbose); # noop
$msg = $_ unless ($msg);
+ $out .= "$_ ";
if (/stratum\s(\d+)/) {
$stratum = $1;
# An offset of 0.000000 with an error is probably bogus. Actually,
# it's probably always bogus, but let's be paranoid here.
- if ($offset == 0) { undef $offset;}
+ # Has been reported that 0.0000 happens in a production environment
+ # on Solaris 8 so this check should be taken out - SF tracker 1150777
+ if (defined $opt_O ) {
+ if ($offset == 0) { undef $offset;}
+ }
$ntpdate_error = defined ($offset) ? $ERRORS{"OK"} : $ERRORS{"CRITICAL"};
print "ntperr = $ntpdate_error \n" if $verbose;
}
}
+$out =~ s/\n//g;
+close (NTPDATE) ||
+ die $! ? "$out - Error closing $ntpdate pipe: $!"
+ : "$out - Exit status: $? from $ntpdate\n";
-close (NTPDATE);
# declare an error if we also get a non-zero return code from ntpdate
# unless already set to critical
if ( $? && !$ignoreret ) {
if ($have_ntpq) {
- if ( open(NTPQ,"$utils::PATH_TO_NTPQ -np $host 2>&1 |") ) {
+ if ( open(NTPQ, $ntpq . " -np $host 2>&1 |") ) {
while (<NTPQ>) {
print $_ if ($verbose);
if ( /timed out/ ){
if (/^(\*|\+|\#|o])/) {
++$candidate;
push (@candidates, $_);
- print "Candiate count= $candidate\n" if ($verbose);
+ print "Candidate count= $candidate\n" if ($verbose);
}
# match sys.peer or pps.peer
- if (/^(\*|o)([-0-9.\s]+)\s+([-0-9A-Za-z.]+)\s+([-0-9.]+)\s+([lumb-]+)\s+([-0-9m.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)/) {
+ if (/^(\*|o)(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)/) {
$syspeer = $2;
$stratum = $4;
$jitter = $11;
print "Jitter_crit = $11 :$jcrit\n" if ($verbose);
$jitter_error = $ERRORS{'CRITICAL'};
} elsif ($jitter > $jwarn ) {
- print "Jitter_warn = $11 :$jwarn \n" if ($verbose);
+ print "Jitter_warn = $11 :$jwarn\n" if ($verbose);
$jitter_error = $ERRORS{'WARNING'};
} else {
$jitter_error = $ERRORS{'OK'};
}
+ } else {
+ print "No match!\n" if $verbose;
+ $jitter = '(not parsed)';
}
}
- close NTPQ;
+ close NTPQ ||
+ die $! ? "Error closing $ntpq pipe: $!"
+ : "Exit status: $? from $ntpq\n";
# if we did not match sys.peer or pps.peer but matched # candidates only
# generate a warning
# based on bug id 773588
unless (defined $syspeer) {
- if ($#candidates >0) {
+ if ($#candidates >=0) {
foreach my $c (@candidates) {
- $c =~ /^(#)([-0-9.\s]+)\s+([-0-9A-Za-z.]+)\s+([-0-9.]+)\s+([lumb-]+)\s+([-0-9m.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)/;
+ $c =~ /^(#)([-0-9.\s]+)\s+([-0-9A-Za-z_().]+)\s+([-0-9.]+)\s+([lumb-]+)\s+([-0-9m.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)\s+([-0-9.]+)/;
$syspeer = $2;
$stratum = $4;
$jitter = $11;
if ($ntpdate_error != $ERRORS{'OK'}) {
$state = $ntpdate_error;
if ($ntpdate_error == $ERRORS{'WARNING'} ) {
- $answer = $msg . "\n";
+ $answer = $msg;
}
else {
- $answer = $msg . "Server for ntp probably down\n";
+ $answer = $msg . "Server for ntp probably down";
}
if (defined($offset) && abs($offset) > $ocrit) {
$state = $ERRORS{'CRITICAL'};
- $answer = "Server Error and offset $offset sec > +/- $ocrit sec\n";
+ $answer = "Server Error and offset $offset sec > +/- $ocrit sec";
} elsif (defined($offset) && abs($offset) > $owarn) {
- $answer = "Server error and offset $offset sec > +/- $owarn sec\n";
+ $answer = "Server error and offset $offset sec > +/- $owarn sec";
} elsif (defined($jitter) && abs($jitter) > $jcrit) {
- $answer = "Server error and jitter $jitter msec > +/- $jcrit msec\n";
+ $answer = "Server error and jitter $jitter msec > +/- $jcrit msec";
} elsif (defined($jitter) && abs($jitter) > $jwarn) {
- $answer = "Server error and jitter $jitter msec > +/- $jwarn msec\n";
+ $answer = "Server error and jitter $jitter msec > +/- $jwarn msec";
}
} elsif ($have_ntpq && $jitter_error != $ERRORS{'OK'}) {
$state = $jitter_error;
- $answer = "Jitter $jitter too high\n";
+ $answer = "Jitter $jitter too high";
if (defined($offset) && abs($offset) > $ocrit) {
$state = $ERRORS{'CRITICAL'};
- $answer = "Jitter error and offset $offset sec > +/- $ocrit sec\n";
+ $answer = "Jitter error and offset $offset sec > +/- $ocrit sec";
} elsif (defined($offset) && abs($offset) > $owarn) {
- $answer = "Jitter error and offset $offset sec > +/- $owarn sec\n";
+ $answer = "Jitter error and offset $offset sec > +/- $owarn sec";
} elsif (defined($jitter) && abs($jitter) > $jcrit) {
- $answer = "Jitter error and jitter $jitter msec > +/- $jcrit msec\n";
+ $answer = "Jitter error and jitter $jitter msec > +/- $jcrit msec";
} elsif (defined($jitter) && abs($jitter) > $jwarn) {
- $answer = "Jitter error and jitter $jitter msec > +/- $jwarn msec\n";
+ $answer = "Jitter error and jitter $jitter msec > +/- $jwarn msec";
}
} elsif( !$have_ntpq ) { # no errors from ntpdate and no ntpq or ntpq timed out
if (abs($offset) > $ocrit) {
$state = $ERRORS{'CRITICAL'};
- $answer = "Offset $offset msec > +/- $ocrit sec\n";
+ $answer = "Offset $offset sec > +/- $ocrit sec";
} elsif (abs($offset) > $owarn) {
$state = $ERRORS{'WARNING'};
- $answer = "Offset $offset msec > +/- $owarn sec\n";
+ $answer = "Offset $offset sec > +/- $owarn sec";
} elsif (( abs($offset) > $owarn) && $def_jitter ) {
$state = $ERRORS{'WARNING'};
- $answer = "Offset $offset msec > +/- $owarn sec, ntpq timed out\n";
+ $answer = "Offset $offset sec > +/- $owarn sec, ntpq timed out";
} elsif ( $def_jitter ) {
$state = $ERRORS{'WARNING'};
- $answer = "Offset $offset secs, ntpq timed out\n";
+ $answer = "Offset $offset secs, ntpq timed out";
} else{
$state = $ERRORS{'OK'};
- $answer = "Offset $offset secs \n";
+ $answer = "Offset $offset secs";
}
} else { # no errors from ntpdate or ntpq
if (abs($offset) > $ocrit) {
$state = $ERRORS{'CRITICAL'};
- $answer = "Offset $offset msec > +/- $ocrit sec, jitter $jitter msec\n";
+ $answer = "Offset $offset sec > +/- $ocrit sec, jitter $jitter msec";
} elsif (abs($jitter) > $jcrit ) {
$state = $ERRORS{'CRITICAL'};
- $answer = "Jitter $jitter msec> +/- $jcrit msec, offset $offset sec \n";
+ $answer = "Jitter $jitter msec> +/- $jcrit msec, offset $offset sec";
} elsif (abs($offset) > $owarn) {
$state = $ERRORS{'WARNING'};
- $answer = "Offset $offset msec > +/- $owarn sec, jitter $jitter msec\n";
+ $answer = "Offset $offset sec > +/- $owarn sec, jitter $jitter msec";
} elsif (abs($jitter) > $jwarn ) {
$state = $ERRORS{'WARNING'};
- $answer = "Jitter $jitter msec> +/- $jwarn msec, offset $offset sec \n";
+ $answer = "Jitter $jitter msec> +/- $jwarn msec, offset $offset sec";
} else {
$state = $ERRORS{'OK'};
- $answer = "Offset $offset secs, jitter $jitter msec, peer is stratum $stratum\n";
+ $answer = "Offset $offset secs, jitter $jitter msec, peer is stratum $stratum";
}
}
foreach my $key (keys %ERRORS) {
if ($state==$ERRORS{$key}) {
- print ("NTP $key: $answer");
+# print ("NTP $key: $answer");
+ print ("NTP $key: $answer|offset=$offset, jitter=" . $jitter/1000 . ",peer_stratum=$stratum\n");
last;
}
}
#### subs
sub print_usage () {
- print "Usage: $PROGNAME -H <host> [-w <warn>] [-c <crit>] [-j <warn>] [-k <crit>] [-v verbose]\n";
+ print "Usage: $PROGNAME -H <host> [-46] [-O] [-w <warn>] [-c <crit>] [-j <warn>] [-k <crit>] [-v verbose]\n";
}
sub print_help () {
- print_revision($PROGNAME,'$Revision$');
+ print_revision($PROGNAME,'@NP_VERSION@');
print "Copyright (c) 2003 Bo Kersey/Karl DeBisschop\n";
print "\n";
print_usage();
print "
Checks the local timestamp offset versus <host> with ntpdate
Checks the jitter/dispersion of clock signal between <host> and its sys.peer with ntpq\n
--w ( --warning)
+-O (--zero-offset)
+ A zero offset on \"ntpdate\" will generate a CRITICAL.\n
+-w (--warning)
Clock offset in seconds at which a warning message will be generated.\n Defaults to $DEFAULT_OFFSET_WARN.
-c (--critical)
Clock offset in seconds at which a critical message will be generated.\n Defaults to $DEFAULT_OFFSET_CRIT.
-j (--jwarn)
Clock jitter in milliseconds at which a warning message will be generated.\n Defaults to $DEFAULT_JITTER_WARN.
-k (--jcrit)
- Clock jitter in milliseconds at which a warning message will be generated.\n Defaults to $DEFAULT_JITTER_CRIT.\n
+ Clock jitter in milliseconds at which a critical message will be generated.\n Defaults to $DEFAULT_JITTER_CRIT.
If jitter/dispersion is specified with -j or -k and ntpq times out, then a
- warning is returned.
-";
+ warning is returned.\n
+-4 (--use-ipv4)
+ Use IPv4 connection
+-6 (--use-ipv6)
+ Use IPv6 connection
+\n";
support();
}