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# SNMP::Info::Layer3::CiscoASA
# $Id$
#
# Copyright (c) 2013 Moe Kraus
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the University of California, Santa Cruz nor the
# names of its contributors may be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
package SNMP::Info::Layer3::CiscoASA;
use strict;
use warnings;
use Exporter;
use SNMP::Info::CiscoStats;
use SNMP::Info::Layer3;
@SNMP::Info::Layer3::CiscoASA::ISA = qw/
SNMP::Info::CiscoStats
SNMP::Info::Layer3
Exporter/;
@SNMP::Info::Layer3::CiscoASA::EXPORT_OK = qw//;
use vars qw/$VERSION %GLOBALS %MIBS %FUNCS %MUNGE/;
$VERSION = '3.65';
%MIBS = ( %SNMP::Info::Layer3::MIBS, %SNMP::Info::CiscoStats::MIBS, );
%GLOBALS
= ( %SNMP::Info::Layer3::GLOBALS, %SNMP::Info::CiscoStats::GLOBALS, );
%FUNCS = (
%SNMP::Info::Layer3::FUNCS,
%SNMP::Info::CiscoStats::FUNCS,
'mac_table' => 'ifPhysAddress',
);
%MUNGE = (
%SNMP::Info::Layer3::MUNGE,
%SNMP::Info::CiscoStats::MUNGE,
'mac_table' => \&SNMP::Info::munge_mac,
);
sub b_mac {
my ($asa) = shift;
my $macs = $asa->mac_table();
my @macs;
# gather physical addresses
foreach my $i ( keys %$macs ) {
my $mac = $macs->{$i};
# don't catch the bad macs with bogus OUI
if ( $mac !~ m/(0{1,2}:){2}(00|01)/ ) {
push( @macs, $mac );
}
@macs = sort(@macs);
}
# return the least mac
return $macs[0];
}
sub i_description {
my $self = shift;
my $partial = shift;
my $i_descr = $self->orig_i_description($partial) || {};
foreach my $ifindex ( keys %$i_descr ) {
$i_descr->{$ifindex} =~ /'(.*)'/;
$i_descr->{$ifindex} = $1
if defined $1;
}
return $i_descr;
}
1;
__END__
=head1 NAME
SNMP::Info::Layer3::CiscoASA - Cisco Adaptive Security Appliance
=head1 AUTHOR
Moe Kraus
=head1 SYNOPSIS
# Let SNMP::Info determine the correct subclass for you.
my $cisco = new SNMP::Info(
AutoSpecify => 1,
Debug => 1,
# These arguments are passed directly to SNMP::Session
DestHost => 'myswitch',
Community => 'public',
Version => 2
)
or die "Can't connect to DestHost.\n";
my $class = $asa->class();
print "SNMP::Info determined this device to fall under subclass: $class\n";
=head1 DESCRIPTION
Subclass for Cisco ASA Devices
=head2 Inherited Classes
=over
=item SNMP::Info::CiscoStats
=item SNMP::Info::Layer3
=back
=head2 Required MIBs
=over
=item Inherited Classes' MIBs
See L<SNMP::Info::CiscoStats/"Required MIBs"> for its own MIB requirements.
See L<SNMP::Info::Layer3/"Required MIBs"> for its own MIB requirements.
=back
=head1 GLOBALS
These are methods that return scalar value from SNMP
=over
=item $asa->b_mac()
Returns base mac.
Overrides base mac function in L<SNMP::Info::Layer3>.
=item $asa->i_description()
Overrides base interface description function in L<SNMP::Info> to return the
configured interface name instead of "Adaptive Security Appliance
'$configured interface name' interface".
=back
=head2 Globals imported from SNMP::Info::CiscoStats
See documentation in L<SNMP::Info::CiscoStats/"GLOBALS"> for details.
=head2 Global Methods imported from SNMP::Info::Layer3
See documentation in L<SNMP::Info::Layer3/"GLOBALS"> for details.
=head1 TABLE METHODS
These are methods that return tables of information in the form of a
reference to a hash.
=head2 Table Methods imported from SNMP::Info::CiscoStats
See documentation in L<SNMP::Info::CiscoStats/"TABLE METHODS"> for details.
=head2 Table Methods imported from SNMP::Info::Layer3
See documentation in L<SNMP::Info::Layer3/"TABLE METHODS"> for details.
=cut
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