This commit is contained in:
Eric Miller
2008-07-20 03:30:56 +00:00
parent 6c7df418af
commit 158596cede
69 changed files with 7547 additions and 6963 deletions

View File

@@ -3,21 +3,21 @@
#
# Copyright (c) 2008 Eric Miller
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
#
# 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
# * 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
#
# 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
@@ -34,67 +34,74 @@ use strict;
use Exporter;
use SNMP::Info;
@SNMP::Info::NortelStack::ISA = qw/SNMP::Info Exporter/;
@SNMP::Info::NortelStack::ISA = qw/SNMP::Info Exporter/;
@SNMP::Info::NortelStack::EXPORT_OK = qw//;
use vars qw/$VERSION %FUNCS %GLOBALS %MIBS %MUNGE/;
$VERSION = '1.09';
$VERSION = '1.09';
%MIBS = (
# S5-ROOT-MIB and S5-TCS-MIB required by the MIBs below
'S5-AGENT-MIB' => 's5AgMyGrpIndx',
'S5-CHASSIS-MIB' => 's5ChasType',
'S5-REG-MIB' => 's5ChasTypeVal',
);
%MIBS = (
# S5-ROOT-MIB and S5-TCS-MIB required by the MIBs below
'S5-AGENT-MIB' => 's5AgMyGrpIndx',
'S5-CHASSIS-MIB' => 's5ChasType',
'S5-REG-MIB' => 's5ChasTypeVal',
);
%GLOBALS = (
# From S5-AGENT-MIB
'ns_ag_ver' => 's5AgInfoVer',
'ns_op_mode' => 's5AgSysCurrentOperationalMode',
'ns_auto_pvid' => 's5AgSysAutoPvid',
'tftp_host' => 's5AgSysTftpServerAddress',
'tftp_file' => 's5AgSysBinaryConfigFilename',
'tftp_action' => 's5AgInfoFileAction',
'tftp_result' => 's5AgInfoFileStatus',
'vlan' => 's5AgSysManagementVlanId',
# From S5-CHASSIS-MIB
'ns_serial' => 's5ChasSerNum',
'ns_ch_type' => 's5ChasType',
'ns_cfg_chg' => 's5ChasGblConfChngs',
'ns_cfg_time' => 's5ChasGblConfLstChng',
);
%FUNCS = (
# From S5-AGENT-MIB::s5AgMyIfTable
'i_cfg_file' => 's5AgMyIfCfgFname',
'i_cfg_host' => 's5AgMyIfLdSvrAddr',
# From S5-CHASSIS-MIB::s5ChasGrpTable
'ns_grp_type' => 's5ChasGrpType',
# From S5-CHASSIS-MIB::s5ChasComTable
'ns_com_grp_idx' => 's5ChasComGrpIndx',
'ns_com_idx' => 's5ChasComIndx',
'ns_com_sub_idx' => 's5ChasComSubIndx',
'ns_com_type' => 's5ChasComType',
'ns_com_descr' => 's5ChasComDescr',
'ns_com_ver' => 's5ChasComVer',
'ns_com_serial' => 's5ChasComSerNum',
# From S5-CHASSIS-MIB::s5ChasStoreTable
'ns_store_grp_idx' => 's5ChasStoreGrpIndx',
'ns_store_com_idx' => 's5ChasStoreComIndx',
'ns_store_sub_idx' => 's5ChasStoreSubIndx',
'ns_store_idx' => 's5ChasStoreIndx',
'ns_store_type' => 's5ChasStoreType',
'ns_store_size' => 's5ChasStoreCurSize',
'ns_store_ver' => 's5ChasStoreCntntVer',
);
# From S5-AGENT-MIB
'ns_ag_ver' => 's5AgInfoVer',
'ns_op_mode' => 's5AgSysCurrentOperationalMode',
'ns_auto_pvid' => 's5AgSysAutoPvid',
'tftp_host' => 's5AgSysTftpServerAddress',
'tftp_file' => 's5AgSysBinaryConfigFilename',
'tftp_action' => 's5AgInfoFileAction',
'tftp_result' => 's5AgInfoFileStatus',
'vlan' => 's5AgSysManagementVlanId',
# From S5-CHASSIS-MIB
'ns_serial' => 's5ChasSerNum',
'ns_ch_type' => 's5ChasType',
'ns_cfg_chg' => 's5ChasGblConfChngs',
'ns_cfg_time' => 's5ChasGblConfLstChng',
);
%FUNCS = (
# From S5-AGENT-MIB::s5AgMyIfTable
'i_cfg_file' => 's5AgMyIfCfgFname',
'i_cfg_host' => 's5AgMyIfLdSvrAddr',
# From S5-CHASSIS-MIB::s5ChasGrpTable
'ns_grp_type' => 's5ChasGrpType',
# From S5-CHASSIS-MIB::s5ChasComTable
'ns_com_grp_idx' => 's5ChasComGrpIndx',
'ns_com_idx' => 's5ChasComIndx',
'ns_com_sub_idx' => 's5ChasComSubIndx',
'ns_com_type' => 's5ChasComType',
'ns_com_descr' => 's5ChasComDescr',
'ns_com_ver' => 's5ChasComVer',
'ns_com_serial' => 's5ChasComSerNum',
# From S5-CHASSIS-MIB::s5ChasStoreTable
'ns_store_grp_idx' => 's5ChasStoreGrpIndx',
'ns_store_com_idx' => 's5ChasStoreComIndx',
'ns_store_sub_idx' => 's5ChasStoreSubIndx',
'ns_store_idx' => 's5ChasStoreIndx',
'ns_store_type' => 's5ChasStoreType',
'ns_store_size' => 's5ChasStoreCurSize',
'ns_store_ver' => 's5ChasStoreCntntVer',
);
%MUNGE = (
'ns_ch_type' => \&SNMP::Info::munge_e_type,
'ns_grp_type' => \&munge_ns_grp_type,
'ns_com_type' => \&SNMP::Info::munge_e_type,
'ns_store_type' => \&SNMP::Info::munge_e_type,
);
'ns_ch_type' => \&SNMP::Info::munge_e_type,
'ns_grp_type' => \&munge_ns_grp_type,
'ns_com_type' => \&SNMP::Info::munge_e_type,
'ns_store_type' => \&SNMP::Info::munge_e_type,
);
sub os_ver {
my $stack = shift;
@@ -102,13 +109,13 @@ sub os_ver {
my $ver = $stack->ns_ag_ver();
return unless defined $ver;
if ($ver =~ m/(\d+\.\d+\.\d+\.\d+)/){
if ( $ver =~ m/(\d+\.\d+\.\d+\.\d+)/ ) {
return $1;
}
if ($ver =~ m/V(\d+\.\d+\.\d+)/i){
}
if ( $ver =~ m/V(\d+\.\d+\.\d+)/i ) {
return $1;
}
return;
}
return;
}
sub os_bin {
@@ -117,13 +124,13 @@ sub os_bin {
my $ver = $stack->ns_ag_ver();
return unless defined $ver;
if ($ver =~ m/(\d+\.\d+\.\d+\.\d+)/i){
return $1;
}
if ($ver =~ m/V(\d+\.\d+.\d+)/i){
if ( $ver =~ m/(\d+\.\d+\.\d+\.\d+)/i ) {
return $1;
}
return;
if ( $ver =~ m/V(\d+\.\d+.\d+)/i ) {
return $1;
}
return;
}
# Need to override here since overridden in Layer2 and Layer3 classes
@@ -132,33 +139,33 @@ sub serial {
my $ver = $stack->ns_serial();
return $ver unless !defined $ver;
return;
}
# Pseudo ENTITY-MIB methods for older switches with don't support ENTITY-MIB
# This class supports both stackable and chassis based switches, identify if
# we have a stackable so that we return appropriate entPhysicalClass
# we have a stackable so that we return appropriate entPhysicalClass
sub _ns_e_is_virtual {
my $stack = shift;
my $stack = shift;
# We really only need one value, but we want this cached since most methods
# call it at least via ns_e_index()
# We really only need one value, but we want this cached since most
# methods call it at least via ns_e_index()
my $v_test = $stack->s5ChasComRelPos() || {};
return $v_test->{'8.1.0'};
}
# Identify is the stackable is actually a stack vs. single switch
sub _ns_e_is_stack {
my $stack = shift;
my $stack = shift;
my $s_test = $stack->ns_e_class() || {};
foreach my $iid (keys %$s_test){
foreach my $iid ( keys %$s_test ) {
my $class = $s_test->{$iid};
next unless defined $class;
return 1 if ($class eq 'stack');
return 1 if ( $class eq 'stack' );
}
return 0;
}
@@ -171,20 +178,22 @@ sub ns_e_index {
my $is_virtual = $stack->_ns_e_is_virtual();
my %ns_e_index;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
# Skip backplane, power, sensor, fan, clock - these aren't in the
# newer devices ENTITY-MIB we're emulating
next if ($iid =~ /^[24567]/);
next if (($is_virtual) and ($iid =~ /^8/ or $iid eq '1.0.0'));
next if ( $iid =~ /^[24567]/ );
next if ( ($is_virtual) and ( $iid =~ /^8/ or $iid eq '1.0.0' ) );
# Format into consistent integer format so that numeric sorting works
my $index = join('',map { sprintf "%02d",$_ } split /\./, $iid);
my $index = join( '', map { sprintf "%02d", $_ } split /\./, $iid );
$ns_e_index{$iid} = $index;
}
return \%ns_e_index;
}
sub ns_e_class {
my $stack = shift;
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
@@ -193,18 +202,18 @@ sub ns_e_class {
my $is_virtual = $stack->_ns_e_is_virtual();
my %ns_e_class;
foreach my $iid (keys %$ns_e_idx){
my ($grp, $idx, $sub) = split (/\./,$iid);
foreach my $iid ( keys %$ns_e_idx ) {
my ( $grp, $idx, $sub ) = split( /\./, $iid );
next unless defined $grp;
my $class = $classes->{$grp};
next unless defined $class;
my $enc = $ns_grp_enc->{$grp};
# Handle quirks of dealing with both stacks and chassis
if ((!$is_virtual) and ($grp == 1)) {
if ( ( !$is_virtual ) and ( $grp == 1 ) ) {
$class = 'module';
}
if (($is_virtual) and ($grp == 3) and !($idx % $enc)) {
if ( ($is_virtual) and ( $grp == 3 ) and !( $idx % $enc ) ) {
$class = 'chassis';
}
@@ -217,11 +226,11 @@ sub ns_e_descr {
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_descr = $stack->ns_com_descr($partial) || {};
my %ns_e_descr;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
my $descr = $ns_e_descr->{$iid};
next unless defined $descr;
@@ -231,29 +240,29 @@ sub ns_e_descr {
}
sub ns_e_name {
my $stack = shift;
my $stack = shift;
my $partial = shift;
my $ns_class = $stack->ns_e_class() || {};
my $ns_e_idx = $stack->ns_e_index() || {};
my $ns_class = $stack->ns_e_class() || {};
my $ns_e_idx = $stack->ns_e_index() || {};
my $ns_grp_enc = $stack->s5ChasGrpEncodeFactor($partial) || {};
my $is_virtual = $stack->_ns_e_is_virtual();
my %ns_e_name;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
my ($grp, $idx, $sub) = split (/\./,$iid);
my ( $grp, $idx, $sub ) = split( /\./, $iid );
my $class = $ns_class->{$iid};
next unless defined $class;
my $enc = $ns_grp_enc->{$grp};
if ((!$is_virtual) and ($grp == 1)) {
if ( ( !$is_virtual ) and ( $grp == 1 ) ) {
$ns_e_name{$iid} = 'Supervisory Module';
}
elsif ($class eq 'stack') {
elsif ( $class eq 'stack' ) {
$ns_e_name{$iid} = 'Stack Master Unit';
}
elsif ($class eq 'chassis') {
elsif ( $class eq 'chassis' ) {
if ($is_virtual) {
my $unit = $idx / $enc;
$ns_e_name{$iid} = "Switch Unit $unit";
@@ -262,13 +271,13 @@ sub ns_e_name {
$ns_e_name{$iid} = "Chassis";
}
}
elsif ($class eq 'module') {
elsif ( $class eq 'module' ) {
if ($is_virtual) {
my $unit = int ($idx / $enc);
my $unit = int( $idx / $enc );
my $mda = $idx % $enc;
$ns_e_name{$iid} = "Switch Unit $unit, MDA $mda";
}
elsif ($sub != 0) {
elsif ( $sub != 0 ) {
$ns_e_name{$iid} = "Module Slot $idx, Subcomponent $sub";
}
else {
@@ -287,7 +296,7 @@ sub ns_e_hwver {
my $ns_e_ver = $stack->ns_com_ver($partial) || {};
my %ns_e_hwver;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
my $ver = $ns_e_ver->{$iid};
next unless defined $ver;
@@ -303,7 +312,7 @@ sub ns_e_vendor {
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my %ns_e_vendor;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
my $vendor = 'nortel';
$ns_e_vendor{$iid} = $vendor;
@@ -315,11 +324,11 @@ sub ns_e_serial {
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_serial = $stack->ns_com_serial($partial) || {};
my %ns_e_serial;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
my $serial = $ns_e_serial->{$iid};
next unless defined $serial;
@@ -332,17 +341,17 @@ sub ns_e_type {
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_type = $stack->ns_com_type($partial) || {};
my $is_stack = $stack->_ns_e_is_stack();
my $ch_type = $stack->ns_ch_type();
my %ns_e_type;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
my $type = $ns_e_type->{$iid};
next unless defined $type;
if ($is_stack and $iid =~ /^1/) {
if ( $is_stack and $iid =~ /^1/ ) {
$type = $ch_type;
}
$ns_e_type{$iid} = $type;
@@ -354,18 +363,18 @@ sub ns_e_pos {
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_grp_enc = $stack->s5ChasGrpEncodeFactor($partial) || {};
my $is_stack = $stack->_ns_e_is_stack();
my $is_virtual = $stack->_ns_e_is_virtual();
my %ns_e_pos;
foreach my $iid (keys %$ns_e_idx){
my ($grp, $pos, $idx) = split (/\./,$iid);
foreach my $iid ( keys %$ns_e_idx ) {
my ( $grp, $pos, $idx ) = split( /\./, $iid );
next unless defined $grp;
next unless defined $pos;
if ($grp == 1) {
if ( $grp == 1 ) {
if ($is_stack) {
$pos = -1;
}
@@ -373,22 +382,22 @@ sub ns_e_pos {
$pos = 99;
}
}
elsif ($grp == 3 and $idx == 0 ) {
elsif ( $grp == 3 and $idx == 0 ) {
my $enc = $ns_grp_enc->{$grp};
if ($is_virtual and ($pos % $enc)) {
$pos = int ($pos % $enc);
if ( $is_virtual and ( $pos % $enc ) ) {
$pos = int( $pos % $enc );
}
elsif ($is_virtual and !$is_stack and !($pos % $enc)) {
elsif ( $is_virtual and !$is_stack and !( $pos % $enc ) ) {
$pos = -1;
}
elsif ($is_virtual and !($pos % $enc)) {
$pos = ($pos / $enc);
elsif ( $is_virtual and !( $pos % $enc ) ) {
$pos = ( $pos / $enc );
}
}
elsif (!$is_stack and $grp == 3) {
elsif ( !$is_stack and $grp == 3 ) {
$pos = $idx;
}
elsif ($grp == 8) {
elsif ( $grp == 8 ) {
$pos = -1;
}
$ns_e_pos{$iid} = $pos;
@@ -400,23 +409,23 @@ sub ns_e_fwver {
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_ver = $stack->ns_store_ver($partial) || {};
my $ns_e_type = $stack->ns_store_type($partial) || {};
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_ver = $stack->ns_store_ver($partial) || {};
my $ns_e_type = $stack->ns_store_type($partial) || {};
my $ns_grp_enc = $stack->s5ChasGrpEncodeFactor($partial) || {};
my $is_virt = $stack->_ns_e_is_virtual();
my $is_virt = $stack->_ns_e_is_virtual();
my %ns_e_fwver;
foreach my $iid (keys %$ns_e_type){
foreach my $iid ( keys %$ns_e_type ) {
my $type = $ns_e_type->{$iid};
next unless defined $type;
next unless $type =~ /(rom|boot|fw)/i;
my $ver = $ns_e_ver->{$iid};
my $ver = $ns_e_ver->{$iid};
next unless defined $ver;
$iid =~ s/\.\d+$//;
if ($is_virt) {
my ($grp, $idx, $pos) = split (/\./,$iid);
my ( $grp, $idx, $pos ) = split( /\./, $iid );
my $enc = $ns_grp_enc->{$grp};
$idx = $idx * $enc;
$iid = "3.$idx.$pos";
@@ -430,23 +439,23 @@ sub ns_e_swver {
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_ver = $stack->ns_store_ver($partial) || {};
my $ns_e_type = $stack->ns_store_type($partial) || {};
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_ver = $stack->ns_store_ver($partial) || {};
my $ns_e_type = $stack->ns_store_type($partial) || {};
my $ns_grp_enc = $stack->s5ChasGrpEncodeFactor($partial) || {};
my $is_virt = $stack->_ns_e_is_virtual();
my $is_virt = $stack->_ns_e_is_virtual();
my %ns_e_swver;
foreach my $iid (keys %$ns_e_type){
foreach my $iid ( keys %$ns_e_type ) {
my $type = $ns_e_type->{$iid};
next unless defined $type;
next unless $type =~ /(flash)/i;
my $ver = $ns_e_ver->{$iid};
my $ver = $ns_e_ver->{$iid};
next unless defined $ver;
$iid =~ s/\.\d+$//;
if ($is_virt) {
my ($grp, $idx, $pos) = split (/\./,$iid);
my ( $grp, $idx, $pos ) = split( /\./, $iid );
my $enc = $ns_grp_enc->{$grp};
$idx = $idx * $enc;
$iid = "3.$idx.$pos";
@@ -460,20 +469,20 @@ sub ns_e_parent {
my $stack = shift;
my $partial = shift;
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_e_idx = $stack->ns_e_index($partial) || {};
my $ns_grp_enc = $stack->s5ChasGrpEncodeFactor($partial) || {};
my $is_stack = $stack->_ns_e_is_stack();
my $is_virtual = $stack->_ns_e_is_virtual();
my %ns_e_parent;
foreach my $iid (keys %$ns_e_idx){
foreach my $iid ( keys %$ns_e_idx ) {
my $index = $ns_e_idx->{$iid};
my ($grp, $idx, $pos) = split (/\./,$iid);
my ( $grp, $idx, $pos ) = split( /\./, $iid );
next unless defined $grp;
if ($grp == 8) {
$ns_e_parent{$iid} = '0';
if ( $grp == 8 ) {
$ns_e_parent{$iid} = '0';
}
if ($grp == 1) {
if ( $grp == 1 ) {
if ($is_stack) {
$ns_e_parent{$iid} = '0';
}
@@ -481,27 +490,28 @@ sub ns_e_parent {
$ns_e_parent{$iid} = '080100';
}
}
if ($grp == 3) {
if ( $grp == 3 ) {
my $enc = $ns_grp_enc->{$grp};
if ($idx % $enc) {
my $npos = ($idx % $enc) * $enc;
my @parent = ($grp, $npos, $pos);
my $parent = join('',map { sprintf "%02d",$_ } @parent);
if ( $idx % $enc ) {
my $npos = ( $idx % $enc ) * $enc;
my @parent = ( $grp, $npos, $pos );
my $parent = join( '', map { sprintf "%02d", $_ } @parent );
$ns_e_parent{$iid} = $parent;
}
elsif ($is_stack) {
$ns_e_parent{$iid} = '010100';
}
elsif ($is_virtual and !$is_stack) {
elsif ( $is_virtual and !$is_stack ) {
$ns_e_parent{$iid} = 0;
}
elsif ($pos == 0) {
elsif ( $pos == 0 ) {
$ns_e_parent{$iid} = '080100';
}
else {
my $parent = $iid;
$parent =~ s/\.\d+$/\.00/;
$parent = join('',map { sprintf "%02d",$_ } split /\./, $parent);
$parent = join( '', map { sprintf "%02d", $_ } split /\./,
$parent );
$ns_e_parent{$iid} = $parent;
}
}
@@ -512,21 +522,21 @@ sub ns_e_parent {
sub munge_ns_grp_type {
my $oid = shift;
my %e_class = (
Sup => 'stack',
Bkpl => 'backplane',
Brd => 'module',
Pwr => 'powerSupply',
TmpSnr => 'sensor',
Fan => 'fan',
Clk => 'other',
Unit => 'chassis',
);
Sup => 'stack',
Bkpl => 'backplane',
Brd => 'module',
Pwr => 'powerSupply',
TmpSnr => 'sensor',
Fan => 'fan',
Clk => 'other',
Unit => 'chassis',
);
my $name = &SNMP::translateObj($oid);
$name =~ s/s5ChasGrp//;
if ((defined($name)) and (exists($e_class{$name}))) {
if ( ( defined($name) ) and ( exists( $e_class{$name} ) ) ) {
$name = $e_class{$name};
}
return $name if defined($name);
@@ -712,8 +722,8 @@ server
=item $stack->ns_com_grp_idx()
Returns reference to hash. Key: Table entry, Value: Index of the chassis level
group which contains this component.
Returns reference to hash. Key: Table entry, Value: Index of the chassis
level group which contains this component.
(C<s5ChasComGrpIndx>)