Files
snmp-info/Info/Layer3/Juniper.pm
2007-11-26 04:24:52 +00:00

215 lines
5.2 KiB
Perl

# SNMP::Info::Layer3::Juniper
# Bill Fenner
#
#
# 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::Juniper;
# $Id$
use Exporter;
use SNMP::Info::Layer3;
use vars qw/$VERSION $DEBUG %GLOBALS %MIBS %FUNCS %MUNGE $INIT/ ;
$VERSION = '1.07';
@SNMP::Info::Layer3::Juniper::ISA = qw/SNMP::Info::Layer3 Exporter/;
@SNMP::Info::Layer3::Juniper::EXPORT_OK = qw//;
%MIBS = (
%SNMP::Info::Layer3::MIBS,
'JUNIPER-CHASSIS-DEFINES-MIB' => 'jnxChassisDefines',
'JUNIPER-MIB' => 'jnxBoxAnatomy',
);
%GLOBALS = (
%SNMP::Info::Layer3::GLOBALS,
'serial' => 'jnxBoxSerialNo.0',
);
%FUNCS = (
%SNMP::Info::Layer3::FUNCS,
);
%MUNGE = (
%SNMP::Info::Layer3::MUNGE,
);
sub vendor {
return 'juniper';
}
sub os {
return 'junos';
}
sub os_ver {
my $juniper = shift;
my $descr = $juniper->description();
return undef unless defined $descr;
if ($descr =~ m/kernel JUNOS (\S+)/) {
return $1;
}
return undef;
}
sub model {
my $l3 = shift;
my $id = $l3->id();
unless (defined $id){
print " SNMP::Info::Layer3::Juniper::model() - Device does not support sysObjectID\n" if $l3->debug();
return undef;
}
my $model = &SNMP::translateObj($id);
return $id unless defined $model;
$model =~ s/^jnxProductName//i;
return $model;
}
# Override the fancy Layer3.pm serial function
sub serial {
my $juniper = shift;
return $juniper->orig_serial();
}
sub i_vlan {
my ($juniper) = shift;
my ($partial) = shift;
my ($i_type) = $juniper->i_type($partial);
my ($i_descr) = $juniper->i_description($partial);
my %i_vlan;
foreach my $idx (keys %$i_descr) {
if ($i_type->{$idx} eq 'l2vlan' || $i_type->{$idx} eq 135) {
if ($i_descr->{$idx} =~ /\.(\d+)$/) {
$i_vlan{$idx} = $1;
}
}
}
\%i_vlan;
}
1;
__END__
=head1 NAME
SNMP::Info::Layer3::Juniper - SNMP Interface to L3 Juniper Devices
=head1 AUTHOR
Bill Fenner
=head1 SYNOPSIS
# Let SNMP::Info determine the correct subclass for you.
my $juniper = new SNMP::Info(
AutoSpecify => 1,
Debug => 1,
# These arguments are passed directly on to SNMP::Session
DestHost => 'myrouter',
Community => 'public',
Version => 2
)
or die "Can't connect to DestHost.\n";
my $class = $juniper->class();
print "SNMP::Info determined this device to fall under subclass : $class\n";
=head1 DESCRIPTION
Subclass for Generic Juniper Routers running JUNOS
=head2 Inherited Classes
=over
=item SNMP::Info::Layer3
=back
=head2 Required MIBs
=over
=item Inherited Classes' MIBs
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 $juniper->vendor()
Returns 'juniper'
=item $juniper->os()
Returns 'junos'
=item $juniper->os_ver()
Returns the software version extracted from sysDescr.
=item $juniper->model()
Returns the model from sysObjectID, with jnxProductName
removed from the beginning.
=back
=head2 Globals 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.
=over
=item $juniper->i_vlan()
Returns the list of interfaces whose ifType is l2vlan(135), and
the VLAN ID extracted from the interface description.
=back
=head2 Table Methods imported from SNMP::Info::Layer3
See documentation in L<SNMP::Info::Layer3/"TABLE METHODS"> for details.
=cut