Initial revision

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@2 f882894a-f735-0410-b71e-b25c423dba1c

1 files changed, 231 insertions, 0 deletions

diff --git a/contrib/check_maxchannels.pl b/contrib/check_maxchannels.pl
new file mode 100644
index 00000000..a3ce525b
--- /dev/null
+++ b/contrib/check_maxchannels.pl
@@ -0,0 +1,231 @@
+#!/usr/bin/perl -w
+#
+# check_maxchannels.pl - nagios plugin 
+# 
+#
+# Copyright (C) 2000 Christoph Kron
+#
+# 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.
+#
+#
+# Report bugs to: ck@zet.net
+#
+# 11.01.2000 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 $state = "UNKNOWN";
+my $answer = "";
+my $snmpkey;
+my $snmpoid;
+my $key;
+my $community = "public";
+my $port = 161;
+my @snmpoids;
+# free channels
+my $snmpWanAvailableChannels = '1.3.6.1.4.1.529.4.23.0';
+# maximum channels
+my $snmpWanSwitchedChannels = '1.3.6.1.4.1.529.4.24.0';
+my $snmpWanDisabledChannels = '1.3.6.1.4.1.529.4.25.0';
+my $snmpWanActiveChannels = '1.3.6.1.4.1.529.4.26.0';
+my $snmpWanNailedChannels = '1.3.6.1.4.1.529.4.27.0';
+my $snmpWanOutOfServiceChannels = '1.3.6.1.4.1.529.4.28.0';
+my $snmpEventCurrentActiveSessions = '1.3.6.1.4.1.529.10.6.0';
+# since startup
+my $snmpEventTotalNoModems = '1.3.6.1.4.1.529.10.15.0';
+# lan modem
+my $snmpDeadLanModem = '1.3.6.1.4.1.529.15.7.0';
+my $snmpDisabledLanModem = '1.3.6.1.4.1.529.15.5.0';
+my $snmpSuspectLanModem = '1.3.6.1.4.1.529.15.3.0';
+my $snmpAvailLanModem = '1.3.6.1.4.1.529.15.1.0';
+my $snmpBusyLanModem = '1.3.6.1.4.1.529.15.9.0';
+# max modems
+my $snmpMdmNumber  = '1.3.6.1.2.1.38.1.1.0';
+my $hostname;
+my $session;
+my $error;
+my $response;
+my %wanStatus;
+
+
+my $WanAvailableChannels;
+my $WanSwitchedChannels;
+my $WanDisabledChannels;
+my $WanActiveChannels;
+my $WanNailedChannels;
+my $WanOutOfServiceChannels;
+my $EventCurrentActiveSessions;
+my $EventTotalNoModems;
+my $DeadLanModem;
+my $DisabledLanModem;
+my $SuspectLanModem;
+my $AvailLanModem;
+my $BusyLanModem;
+my $MdmNumber;
+
+
+sub usage {
+  printf "\nMissing arguments!\n";
+  printf "\n";
+  printf "Perl Check maxchannels plugin for Nagios\n";
+  printf "monitors ISDN lines and modems on Ascend MAX 2000/4000/6000/TNT\n";
+  printf "usage: \n";
+  printf "check_maxchannel.pl -c <READCOMMUNITY> -p <PORT> <HOSTNAME>\n";
+  printf "Copyright (C) 2000 Christoph Kron\n";
+  printf "check_maxchannels.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);
+
+
+$status = GetOptions("community=s",\$community,
+                     "port=i",\$port);
+if ($status == 0)
+{
+        &usage;
+}
+  
+   #shift;
+   $hostname  = shift || &usage;
+
+
+
+push(@snmpoids,$snmpWanAvailableChannels);
+push(@snmpoids,$snmpWanSwitchedChannels);
+push(@snmpoids,$snmpWanDisabledChannels);
+push(@snmpoids,$snmpWanActiveChannels);
+push(@snmpoids,$snmpWanNailedChannels);
+push(@snmpoids,$snmpWanOutOfServiceChannels);
+
+push(@snmpoids,$snmpEventCurrentActiveSessions);
+
+push(@snmpoids,$snmpEventTotalNoModems);
+push(@snmpoids,$snmpDeadLanModem);
+push(@snmpoids,$snmpDisabledLanModem);
+push(@snmpoids,$snmpSuspectLanModem);
+push(@snmpoids,$snmpAvailLanModem);
+push(@snmpoids,$snmpBusyLanModem);
+push(@snmpoids,$snmpMdmNumber);
+
+   ($session, $error) = Net::SNMP->session(
+      -hostname  => $hostname,
+      -community => $community,
+      -port      => $port
+   );
+
+   if (!defined($session)) {
+      $state='UNKNOWN';
+      $answer=$error;
+      print ("$state: $answer");
+      exit $ERRORS{$state};
+   }
+
+   if (!defined($response = $session->get_request(@snmpoids))) {
+      $answer=$session->error;
+      $session->close;
+      $state = 'CRITICAL';
+      print ("$state: $answer,$community");
+      exit $ERRORS{$state};
+   }
+
+
+$WanAvailableChannels = $response->{$snmpWanAvailableChannels};
+$WanSwitchedChannels = $response->{$snmpWanSwitchedChannels};
+$WanDisabledChannels = $response->{$snmpWanDisabledChannels};
+$WanActiveChannels = $response->{$snmpWanActiveChannels};
+$WanNailedChannels = $response->{$snmpWanNailedChannels};
+$WanOutOfServiceChannels = $response->{$snmpWanOutOfServiceChannels};
+$EventCurrentActiveSessions = $response->{$snmpEventCurrentActiveSessions};
+$EventTotalNoModems = $response->{$snmpEventTotalNoModems};
+$DeadLanModem = $response->{$snmpDeadLanModem};
+$DisabledLanModem = $response->{$snmpDisabledLanModem};
+$SuspectLanModem = $response->{$snmpSuspectLanModem};
+$AvailLanModem = $response->{$snmpAvailLanModem};
+$BusyLanModem = $response->{$snmpBusyLanModem};
+$MdmNumber = $response->{$snmpMdmNumber};
+
+# less than 50% -> WARNING
+if ( 0 < $WanOutOfServiceChannels 
+     && $WanOutOfServiceChannels < ($snmpWanSwitchedChannels * 0.5) ) {
+   $state = 'WARNING';
+}
+elsif ($WanOutOfServiceChannels > 0) {
+   $state = 'CRITICAL';
+}
+elsif ($DeadLanModem > 0) {
+   $state = 'CRITICAL';
+}
+elsif ($SuspectLanModem > 0) {
+   $state = 'WARNING';
+}
+elsif ($AvailLanModem == 0) {
+   $state = 'WARNING';
+}
+else {
+   $state = 'OK';
+}
+
+
+$answer =  sprintf("active sessions: %d (%d), active modems: %d (%d)<BR>",
+                $EventCurrentActiveSessions,
+                $WanSwitchedChannels,
+                $BusyLanModem,
+                $MdmNumber);
+                
+$answer .= sprintf("channels available: %d, disabled: %d",
+                $WanAvailableChannels,
+                $WanDisabledChannels);
+
+$answer .= sprintf(", out of service: %d, nailed: %d<BR>",
+                $WanOutOfServiceChannels,
+                $WanNailedChannels);
+
+$answer .= sprintf("modems avail.: %d, disabled: %d, suspect: %d, dead: %d<BR>",
+                $AvailLanModem,
+                $DisabledLanModem,
+                $SuspectLanModem,
+                $DeadLanModem);
+
+$answer .= sprintf("unserviced modem calls: %d (since startup)\n",
+                $EventTotalNoModems);
+
+$session->close;
+
+print ("$state: $answer");
+exit $ERRORS{$state};
+