# SNMP::Info::Layer3::Eltex - SNMP Interface to Eltex Devices
#
# Copyright (c) 2020 by The 135.


package SNMP::Info::Layer3::Eltex;

use strict;
use warnings;
use Exporter;
use SNMP::Info::Layer3;

@SNMP::Info::Layer3::Eltex::ISA       = qw/SNMP::Info::Layer3 Exporter/;
@SNMP::Info::Layer3::Eltex::EXPORT_OK = qw//;

our ( $VERSION, %GLOBALS, %FUNCS, %MIBS, %MUNGE );

$VERSION = '3.70-135';

%MIBS = ( %SNMP::Info::Layer3::MIBS, );

%GLOBALS = (
    %SNMP::Info::Layer3::GLOBALS,
    'model_oid_mes'   => 'mib-2.47.1.1.1.1.13.67108992',
    #'hw_oid'          => 'mib-2.47.1.1.1.1.8.67108992',
    'model_oid'       => 'iso.0.8802.1.1.2.1.3.4.0',
    'model_oid_mxa'  => 'enterprises.35265.4.2.0',
    'hw_oid'          => 'iso.0.8802.1.1.2.1.5.4795.1.2.2.0',
    'serial_oid'      => 'mib-2.47.1.1.1.1.11.67108992',
    'serial_oid_22'   => 'enterprises.35265.1.22.1.18.4.0',
    'serial_oid_mxa' => 'enterprises.35265.4.3.0',
    'os_ver_oid'      => 'mib-2.47.1.1.1.1.10.67108992',
    'os_ver_oid_mxa' => 'enterprises.35265.4.5.0',
    'bootrom_oid'    => 'mib-2.47.1.1.1.1.9.67108992',
    #'serial_oid_140'  => '',
    'os_ver_oid_140' => 'mib-2.47.1.1.1.1.9.1',
    #'bootrom_oid_140' => '',
    'descr_oid'      => 'iso.0.8802.1.1.2.1.3.4.0',

);

%FUNCS = ( %SNMP::Info::Layer3::FUNCS, );

%MUNGE = ( %SNMP::Info::Layer3::MUNGE, );

sub model {
    my $obj = shift;
    my $model; my $hw;
    my $id = $obj->id();
    $model = $obj->model_oid || undef;
    $hw = $obj->hw_oid || undef;
    if ( $id =~ /35265\.1\.22/ ) {
        my $descr = $obj->descr_oid;
        $descr =~ /Eltex\s(.*)\ssoftware\sversion\s(.*)\sbuild\s(\d+)/;
        return $1;
    }
    elsif ($id =~ /34300\.1\.6/ or $id =~ /35265\.1\.28/) {
        return $obj->model_oid_mxa;
    }
    elsif (defined $model and $model !~ /MES\d+/) {
        $model = $obj->model_oid_mes . ' ' . $obj->model_oid || undef;
    }
    if (defined $model and defined $hw) {
        return $model . ' HW:' . $hw;
    }
    elsif (defined $model) {
        return $model;
    }
    else {
        return 'unknown';
    }
}

sub vendor {
    return 'eltex';
}

sub os {
    return 'eltex';
}

sub os_ver {
    my $obj = shift;
    my $os_ver; my $bootrom;
    my $id = $obj->id();
    if ($id =~ /35265\.(140|158)$/) {
        $os_ver = $obj->os_ver_oid_140;
        return $os_ver;
    }
    if ($id =~ /34300\.1\.6/ or $id =~ /35265\.1\.28/) {
        return $obj->os_ver_oid_mxa;
    }
    elsif ($id =~ /35265\.1\.(24|43|30|120|5[2,4]|74|8[1,9])$/) {
        $os_ver = $obj->os_ver_oid;
        $bootrom = $obj->bootrom_oid;
    }
    elsif ( $id =~ /35265\.1\.22/ ) {
        my $descr = $obj->descr_oid;
        $descr =~ /Eltex\s(.*)\ssoftware\sversion\s(.*)\sbuild\s(\d+)/;
        return $2;
    }
    else {
        return 'unknown';
    }
    return $os_ver . ' bootrom: ' . $bootrom;
}

sub serial {
    my $obj = shift;
    my $serial;
    my $id = $obj->id();
    if ($id =~ /35265\.(140|158)$/) {
        return;
    }
    elsif ($id =~ /34300\.1\.6/ or $id =~ /35265\.1\.28/) {
        return $obj->serial_oid_mxa;
    }
    elsif ($id =~ /35265\.1\.(24|43|30|120|5[2,4]|74|8[1,9]])$/) {
        $serial = $obj->serial_oid;
    }
    elsif ( $id =~ /35265\.1\.22/ ) {
        $serial = $obj->serial_oid_22;
    }
    else {
        return 'unknown';
    }
    return $serial;
}

1;
__END__

=head1 NAME

SNMP::Info::Layer3::Eltex - SNMP Interface to Eltex Devices

=head1 SYNOPSIS

 # Let SNMP::Info determine the correct subclass for you.
 my $obj = new SNMP::Info(
                          AutoSpecify => 1,
                          Debug       => 1,
                          DestHost    => 'myrouter',
                          Community   => 'public',
                          Version     => 2
                        )
    or die "Can't connect to DestHost.\n";

 my $class      = $obj->class();
 print "SNMP::Info determined this device to fall under subclass : $class\n";

=head1 DESCRIPTION

Subclass for Eltex devices.

=head2 Inherited Classes

=over

=item SNMP::Info::Layer3

=back

=head2 Inherited Classes' MIBs

See L<SNMP::Info::Layer3/"Required MIBs"> for its own MIB requirements.

=head1 GLOBALS

These are methods that return scalar value from SNMP

=over

=item $obj->model()

Returns the ID or else description.

=item $obj->vendor()

Returns 'eltex'.

=item $obj->serial()

Returns serial number.

=item $obj->fwver()

Returns the firmware version.

=item $obj->hwver()

Returns the hardware version.

=item $obj->stp_i_root_port()

Returns the STP root port.

=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 $obj->interfaces();

Returns the map between SNMP Interface Identifier (iid) and C<ifName>.

=back

=head2 Table Methods imported from SNMP::Info::Layer3

See documentation in L<SNMP::Info::Layer3/"TABLE METHODS"> for details.

=cut