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# Copyright (C) 2002 Stanislav Sinyagin
#
# 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.
# $Id: Xylan.pm,v 1.1 2010-12-27 00:03:50 ivan Exp $
# Stanislav Sinyagin <ssinyagin@yahoo.com>
# Xylan (Alcatel) switch discovery.
# Tested with:
#
# Xylan OmniSwitch 9x
# Xylan OmniStack 5024
# Switch software: X/OS 4.3.3
#
# Virtual ports are not processed yet
package Torrus::DevDiscover::Xylan;
use strict;
use Torrus::Log;
$Torrus::DevDiscover::registry{'Xylan'} = {
'sequence' => 500,
'checkdevtype' => \&checkdevtype,
'discover' => \&discover,
'buildConfig' => \&buildConfig
};
our %oiddef =
(
# XYLAN-BASE-MIB
'xylanSwitchDevice' => '1.3.6.1.4.1.800.3.1.1',
# PORT-MIB::phyPortTable
'xylanPhyPortTable' => '1.3.6.1.4.1.800.2.3.3.1',
# PORT-MIB::phyPortDescription
'xylanPhyPortDescription' => '1.3.6.1.4.1.800.2.3.3.1.1.4',
# PORT-MIB::phyPortToInterface
'xylanPhyPortToInterface' => '1.3.6.1.4.1.800.2.3.3.1.1.19'
);
# Not all interfaces are normally needed to monitor.
# You may override the interface filtering in devdiscover-siteconfig.pl:
# redefine $Torrus::DevDiscover::Xylan::interfaceFilter
# or define $Torrus::DevDiscover::Xylan::interfaceFilterOverlay
our $interfaceFilter;
our $interfaceFilterOverlay;
my %xylInterfaceFilter;
if( not defined( $interfaceFilter ) )
{
$interfaceFilter = \%xylInterfaceFilter;
}
# Key is some unique symbolic name, does not mean anything
# ifType is the number to match the interface type
# ifDescr is the regexp to match the interface description
%xylInterfaceFilter =
(
'vnN' => {
'ifType' => 53 # propVirtual
},
'loN' => {
'ifType' => 24 # softwareLoopback
}
);
sub checkdevtype
{
my $dd = shift;
my $devdetails = shift;
if( not $dd->oidBaseMatch
( 'xylanSwitchDevice',
$devdetails->snmpVar( $dd->oiddef('sysObjectID') ) ) )
{
return 0;
}
&Torrus::DevDiscover::RFC2863_IF_MIB::addInterfaceFilter
($devdetails, $interfaceFilter);
if( defined( $interfaceFilterOverlay ) )
{
&Torrus::DevDiscover::RFC2863_IF_MIB::addInterfaceFilter
($devdetails, $interfaceFilterOverlay);
}
$devdetails->setCap('interfaceIndexingPersistent');
return 1;
}
sub discover
{
my $dd = shift;
my $devdetails = shift;
my $data = $devdetails->data();
my $session = $dd->session();
$data->{'nameref'}{'ifNick'} = 'xylanInterfaceNick';
$data->{'nameref'}{'ifSubtreeName'} = 'xylanInterfaceNick';
$data->{'nameref'}{'ifComment'} = 'xylanInterfaceComment';
$data->{'nameref'}{'ifReferenceName'} = 'xylanInterfaceHumanName';
my $phyPortTable =
$session->get_table( -baseoid => $dd->oiddef('xylanPhyPortTable') );
if( not defined $phyPortTable )
{
Error('Error retrieving PORT-MIB::phyPortTable from Xylan device');
return 0;
}
$devdetails->storeSnmpVars( $phyPortTable );
foreach my $slotDotPort
( $devdetails->
getSnmpIndices( $dd->oiddef('xylanPhyPortDescription') ) )
{
my ( $slot, $port ) = split( '\.', $slotDotPort );
my $ifIndex =
$devdetails->snmpVar($dd->oiddef('xylanPhyPortToInterface') .
'.' . $slotDotPort);
my $interface = $data->{'interfaces'}{$ifIndex};
if( defined $interface )
{
$interface->{'xylanInterfaceNick'} =
sprintf( '%d_%d', $slot, $port );
$interface->{'xylanInterfaceHumanName'} =
sprintf( '%d/%d', $slot, $port );
$interface->{'xylanInterfaceComment'} =
$devdetails->snmpVar($dd->oiddef('xylanPhyPortDescription') .
'.' . $slotDotPort);
}
}
# verify if all interfaces are processed
foreach my $ifIndex ( keys %{$data->{'interfaces'}} )
{
my $interface = $data->{'interfaces'}{$ifIndex};
if( not defined( $interface->{'xylanInterfaceNick'} ) )
{
Warn('Interface ' . $ifIndex . ' is not in phyPortTable');
my $nick = sprintf( 'PORT%d', $ifIndex );
$interface->{'xylanInterfaceNick'} = $nick;
$interface->{'xylanInterfaceHumanName'} = $nick;
$interface->{'xylanInterfaceComment'} = $interface->{'ifDescr'};
}
}
return 1;
}
sub buildConfig
{
my $devdetails = shift;
my $cb = shift;
my $devNode = shift;
}
1;
# Local Variables:
# mode: perl
# indent-tabs-mode: nil
# perl-indent-level: 4
# End:
|
