88295e8c1e
Squashed commit of the following: commit 5cb2d637c7e990bbb8f789b6878f4bcb99778157 Author: Brian De Wolf <git@bldewolf.com> Date: Wed Feb 26 18:31:22 2014 -0800 Implement agg_ports_pagp This function was a stub that is now filled out. Also filled out the function that merges PAgP and LAG groups and did minimal testing of the PAgP side (no LAG in use in my env).
150 lines
4.1 KiB
Perl
150 lines
4.1 KiB
Perl
# SNMP::Info::CiscoAgg
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#
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# Copyright (c) 2014 SNMP::Info Developers
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the University of California, Santa Cruz nor the
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# names of its contributors may be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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package SNMP::Info::CiscoAgg;
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use strict;
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use Exporter;
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use SNMP::Info::IEEE802dot3ad 'agg_ports_lag';
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@SNMP::Info::CiscoAgg::ISA = qw/
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SNMP::Info::IEEE802dot3ad
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Exporter
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/;
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@SNMP::Info::CiscoAgg::EXPORT_OK = qw/
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agg_ports
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/;
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use vars qw/$VERSION %MIBS %FUNCS %GLOBALS %MUNGE/;
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$VERSION = '3.12';
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%MIBS = (
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%SNMP::Info::IEEE802dot3ad::MIBS,
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'CISCO-PAGP-MIB' => 'pagpGroupIfIndex',
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);
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%GLOBALS = ();
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%FUNCS = ();
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%MUNGE = ();
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sub agg_ports_pagp {
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my $dev = shift;
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# Note that this mapping will miss any interfaces that are down during
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# polling. If one of the members is up, we could use
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# pagpAdminGroupCapability to figure things out, but if they're all
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# down, we're hosed. Since we could be hosed anyway, we skip the fancy
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# stuff.
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my $mapping = {};
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my $group = $dev->pagpGroupIfIndex;
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for my $slave (keys %$group) {
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my $master = $group->{$slave};
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next if($master == 0 || $slave == $master);
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$mapping->{$slave} = $master;
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}
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return $mapping;
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}
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# until we have PAgP data and need to combine with LAG data
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sub agg_ports {
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my $ret = {%{agg_ports_pagp(@_)}, %{agg_ports_lag(@_)}};
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return $ret;
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}
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1;
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__END__
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=head1 NAME
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SNMP::Info::CiscoAgg - SNMP Interface to Cisco Aggregated Links
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=head1 AUTHOR
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SNMP::Info Developers
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=head1 SYNOPSIS
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# Let SNMP::Info determine the correct subclass for you.
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my $info = new SNMP::Info(
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AutoSpecify => 1,
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Debug => 1,
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DestHost => 'myrouter',
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Community => 'public',
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Version => 2
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)
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or die "Can't connect to DestHost.\n";
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my $class = $info->class();
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print "SNMP::Info determined this device to fall under subclass : $class\n";
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=head1 DESCRIPTION
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This class provides access to Aggregated Links configuration on Cisco devices.
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It combines Cisco PAgP and IEEE 802.3ad information.
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Use or create in a subclass of SNMP::Info. Do not use directly.
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=head2 Inherited Classes
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L<SNMP::Info::IEEE802dot3ad>
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=head2 Required MIBs
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=over
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=item F<CISCO-PAGP-MIB>
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=back
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MIBs can be found at ftp://ftp.cisco.com/pub/mibs/v2/v2.tar.gz
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=head1 METHODS
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=over 4
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=item C<agg_ports>
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Returns a HASH reference mapping from slave to master port for each member of
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a port bundle on the device. Keys are ifIndex of the slave ports, Values are
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ifIndex of the corresponding master ports.
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=item C<agg_ports_pagp>
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Unimplemented. Returns an empty HASH reference.
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=back
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=cut
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