1 files changed, 221 insertions, 0 deletions

diff --git a/contrib/check_dlswcircuit.pl b/contrib/check_dlswcircuit.pl
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+++ b/contrib/check_dlswcircuit.pl
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+#!/usr/bin/perl -w
+#
+# check_dlswcircuit.pl - nagios plugin 
+# 
+# Checks if a Cisco Dlsw circuit is connected.
+#
+#
+# Copyright (C) 2000 Carsten Foss & Christoph Kron
+# 
+# Basically this is an adapted version of Christoph Kron's (ck@zet.net) check_ifoperstatus.pl plugin.
+# most of the thanks should go to him.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+# Arguments : -s <SourceMac> -d <DestMac> -c <READCOMMUNITY> -p <PORT> <HOSTNAME or IP-Addr>
+#               -
+# Source & Dest Mac/Sap arguments must be given in Hex as this example : 40.00.01.37.45.01.ss (Where ss is the sap) 
+#
+# Sample command line : check_dlswcircuit.pl -s 40.00.01.37.45.01.04 -d 40.00.02.37.45.02.04 -c secret 1.2.3.4
+#
+# Sample host.cfg entry :
+#service[Dlsw-xx]=NCP1-NCP2;0;24x7;3;5;1;router-admins;240;24x7;1;1;0;;check_dlswcircuit!-s 40.00.01.37.45.01.04!-d 40.00..01.37.45.02.04!-c secret!1.2.3.4
+# remember to add the service to commands.cfg , something like this:
+# command[check_dlswcircuit]=$USER1$/check_dlswcircuit.pl $ARG1$ $ARG2$ $ARG3$ $ARG4$ $ARG5$
+#
+# Report bugs to: cfo@dmdata.dk
+#
+# 11.03.2000 Version 1.0
+
+use strict;
+
+use Net::SNMP;
+use Getopt::Long;
+&Getopt::Long::config('auto_abbrev');
+
+
+my $status;
+my $TIMEOUT = 15;
+
+my %ERRORS = ('UNKNOWN' , '-1',
+              'OK' , '0',
+              'WARNING', '1',
+              'CRITICAL', '2');
+
+my %dlswCircuitStatus = (
+          '1','disconnected',
+        '2','circuitStart',
+        '3','resolvePending',
+        '4','circuitPending',
+        '5','circuitEstablished',
+        '6','connectPending',
+        '7','contactPending',
+        '8','connected',
+        '9','disconnectPending',
+        '10','haltPending',
+        '11','haltPendingNoack',
+        '13','circuitRestart',
+        '14','restartPending');
+
+my $state = "UNKNOWN";
+my $answer = "";
+my $smac = "";
+my $dmac = "";
+my $community = "public";
+my $port = 161;
+#Dlsw Circuit Oid enterprises.9.10.9.1.5.2.1.17.6.0.96.148.47.230.166.4.6.64.0.1.55.69.2.4 = 8
+my $enterpriseOid = "1.3.6.1.4.1";
+my $ciscoDlswCircuitOid = ".9.10.9.1.5.2.1.17.";
+my $unknownOid = "6.";
+my $smacOid = "";
+my $dmacOid = "";
+my $tmpOid = "";
+my @tmparg;
+my $snmpoid;
+my @snmpoids;
+my $hostname;
+my $session;
+my $error;
+my $response;
+my $p = "";
+my $q = "";
+
+sub usage {
+  printf "\nMissing arguments!\n";
+  printf "\n";
+  printf "Perl Check Cisco Dlsw Circuit State plugin for Nagios\n";
+  printf  "checks operational status of specified DLSW Circuit\n";
+  printf "usage: \n";
+  printf "check_dlswcircuit.pl -s <SourceMac> -d <DestMac> -c <READCOMMUNITY> -p <PORT> <HOSTNAME>";
+  printf "\nCopyright (C) 2000 Carsten Foss\n";
+  printf "check_dlswcircuit.pl comes with ABSOLUTELY NO WARRANTY\n";
+  printf "This programm is licensed under the terms of the ";
+  printf "GNU General Public License\n(check source code for details)\n";
+  printf "\n\n";
+  exit $ERRORS{"UNKNOWN"};
+}
+
+# Just in case of problems, let's not hang Nagios
+$SIG{'ALRM'} = sub {
+     print ("ERROR: No snmp response from $hostname (alarm)\n");
+     exit $ERRORS{"UNKNOWN"};
+};
+alarm($TIMEOUT);
+
+
+$status = GetOptions("sourcemac=s",\$smac,"destmac=s",\$dmac,
+                     "community=s",\$community,
+                     "port=i",\$port);
+if ($status == 0)
+{
+        &usage;
+}
+
+#
+#Convert Source Mac & Sap
+#  
+   @tmparg = split(/\./,$smac);
+   #print "-$smac-\n";
+   #print "@tmparg\n";
+   #print "$#tmparg\n";
+   if($#tmparg != 6)
+   {
+     print "SourceMac/Sap format $smac not valid\n";
+     &usage;
+   }
+   while($p = shift @tmparg)
+   {
+     $q = hex($p); 
+     $smacOid = $smacOid.$q;
+     $smacOid = $smacOid.'.';
+   }
+
+   #print "@tmparg1\n";
+   #print "$smacOid\n";
+
+#
+#Convert Dest Mac & Sap
+#  
+   @tmparg = split(/\./,$dmac);
+   #print "-$dmac-\n";
+   #print "@tmparg\n";
+   #print "$#tmparg\n";
+   if($#tmparg != 6)
+   {
+     print "DestMac/Sap format $dmac not valid\n";
+     &usage;
+   }
+
+   while($p = shift @tmparg)
+   {
+     $q = hex($p); 
+     $dmacOid = $dmacOid.$q;
+     $dmacOid = $dmacOid.'.';
+   }
+#  Remove Trailing Dot
+   $dmacOid = substr($dmacOid,0,length($dmacOid)-1);
+   
+
+   #print "@tmparg1\n";
+   #print "$dmacOid\n";
+#Build the Dlsw Oic to use
+   $snmpoid = $enterpriseOid.$ciscoDlswCircuitOid.$unknownOid.$smacOid.$unknownOid.$dmacOid ;
+   #print "$snmpoid\n";
+
+   #shift;
+   $hostname  = shift || &usage;
+
+   ($session, $error) = Net::SNMP->session(
+      -hostname  => $hostname,
+      -community => $community,
+      -port      => $port
+   );
+
+   if (!defined($session)) {
+      $state='UNKNOWN';
+      $answer=$error;
+      print ("$state: $answer");
+      exit $ERRORS{$state};
+   }
+
+   push(@snmpoids,$snmpoid);
+   #push(@snmpoids,$snmpLocIfDescr);
+
+   if (!defined($response = $session->get_request(@snmpoids))) {
+      $answer=$session->error;
+      $session->close;
+      $state = 'CRITICAL';
+      print ("$state: $answer,$community,$smac - $dmac");
+      exit $ERRORS{$state};
+   }
+
+   $answer = sprintf("dlsw circuit %s - %s at host '%s',is %s\n", 
+      $smac,
+        $dmac,
+      $hostname, 
+      $dlswCircuitStatus{$response->{$snmpoid}}
+   );
+
+   $session->close;
+
+   if ( $response->{$snmpoid} == 8 ) {
+      $state = 'OK';
+   }
+   else {
+        $state = 'CRITICAL';
+   }
+
+print ("$state: $answer");
+exit $ERRORS{$state};