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Inherit from Layer3. Use orig_ syntax. Remove redundant items.

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Support partial table fetches on overridden table methods.
Rework methods to use least amount of SNMP queries based upon calling context.
This commit is contained in:
Eric Miller
2006-08-23 19:34:10 +00:00
parent 9d530e2a62
commit 01cafebf89
1 changed files with 130 additions and 134 deletions
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264
Info/Layer3/Passport.pm
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@@ -29,61 +29,42 @@
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package SNMP::Info::Layer3::Passport; package SNMP::Info::Layer3::Passport;
$VERSION = '1.04'; $VERSION = '1.05';
use strict; use strict;
use Exporter; use Exporter;
use SNMP::Info;
use SNMP::Info::Bridge;
use SNMP::Info::SONMP; use SNMP::Info::SONMP;
use SNMP::Info::RapidCity; use SNMP::Info::RapidCity;
use SNMP::Info::Layer3;
use vars qw/$VERSION $DEBUG %GLOBALS %FUNCS $INIT %MIBS %MUNGE/; use vars qw/$VERSION $DEBUG %GLOBALS %FUNCS $INIT %MIBS %MUNGE/;
@SNMP::Info::Layer3::Passport::ISA = qw/SNMP::Info SNMP::Info::Bridge SNMP::Info::SONMP SNMP::Info::RapidCity Exporter/; @SNMP::Info::Layer3::Passport::ISA = qw/SNMP::Info::SONMP SNMP::Info::RapidCity SNMP::Info::Layer3 Exporter/;
@SNMP::Info::Layer3::Passport::EXPORT_OK = qw//; @SNMP::Info::Layer3::Passport::EXPORT_OK = qw//;
%MIBS = ( %MIBS = (
%SNMP::Info::MIBS, %SNMP::Info::Layer3::MIBS,
%SNMP::Info::Bridge::MIBS,
%SNMP::Info::SONMP::MIBS,
%SNMP::Info::RapidCity::MIBS, %SNMP::Info::RapidCity::MIBS,
'OSPF-MIB' => 'ospfRouterId', %SNMP::Info::SONMP::MIBS,
); );
%GLOBALS = ( %GLOBALS = (
%SNMP::Info::GLOBALS, %SNMP::Info::Layer3::GLOBALS,
%SNMP::Info::Bridge::GLOBALS,
%SNMP::Info::SONMP::GLOBALS,
%SNMP::Info::RapidCity::GLOBALS, %SNMP::Info::RapidCity::GLOBALS,
'router_ip' => 'ospfRouterId' %SNMP::Info::SONMP::GLOBALS,
); );
%FUNCS = ( %FUNCS = (
%SNMP::Info::FUNCS, %SNMP::Info::Layer3::FUNCS,
%SNMP::Info::Bridge::FUNCS,
%SNMP::Info::SONMP::FUNCS,
%SNMP::Info::RapidCity::FUNCS, %SNMP::Info::RapidCity::FUNCS,
'i_index2' => 'ifIndex', %SNMP::Info::SONMP::FUNCS,
'i_mac2' => 'ifPhysAddress',
'i_description2' => 'ifDescr',
'i_name2' => 'ifName',
'ip_index2' => 'ipAdEntIfIndex',
# From RFC1213-MIB
'at_index' => 'ipNetToMediaIfIndex',
'at_paddr' => 'ipNetToMediaPhysAddress',
'at_netaddr' => 'ipNetToMediaNetAddress',
'i_name2' => 'ifName'
); );
%MUNGE = ( %MUNGE = (
%SNMP::Info::MUNGE, %SNMP::Info::Layer3::MUNGE,
%SNMP::Info::Bridge::MUNGE, %SNMP::Info::RapidCity::MUNGE,
%SNMP::Info::SONMP::MUNGE, %SNMP::Info::SONMP::MUNGE,
%SNMP::Info::RapidCity::MUNGE,
'i_mac2' => \&SNMP::Info::munge_mac,
'at_paddr' => \&SNMP::Info::munge_mac,
); );
sub model { sub model {
@@ -124,18 +105,16 @@ sub os_ver {
if ($descr =~ m/(\d+\.\d+\.\d+)/){ if ($descr =~ m/(\d+\.\d+\.\d+)/){
return $1; return $1;
} }
return undef; return undef;
} }
sub i_index { sub i_index {
my $passport = shift; my $passport = shift;
my $partial = shift;
my $i_index = $passport->orig_i_index($partial);
my $model = $passport->model(); my $model = $passport->model();
my $i_index = $passport->i_index2();
my $vlan_index = $passport->rc_vlan_if();
my $cpu_index = $passport->rc_cpu_ifindex();
my $virt_ip = $passport->rc_virt_ip();
my %if_index; my %if_index;
foreach my $iid (keys %$i_index){ foreach my $iid (keys %$i_index){
my $index = $i_index->{$iid}; my $index = $i_index->{$iid};
@@ -145,16 +124,27 @@ sub i_index {
} }
# Get VLAN Virtual Router Interfaces # Get VLAN Virtual Router Interfaces
foreach my $vid (keys %$vlan_index){ if (!defined $partial or (defined $model and
my $v_index = $vlan_index->{$vid}; (($partial > 2000 and $model =~ /(86|83|81)/) or
next unless defined $v_index; ($partial > 256 and $model =~ /(105|11|12)/)))) {
next if $v_index == 0;
my $vlan_index = $passport->rc_vlan_if() || {};
foreach my $vid (keys %$vlan_index){
my $v_index = $vlan_index->{$vid};
next unless defined $v_index;
next if $v_index == 0;
next if (defined $partial and $v_index !~ /^$partial$/);
$if_index{$v_index} = $v_index; $if_index{$v_index} = $v_index;
}
} }
if (defined $model and $model =~ /(86)/) { if (defined $model and $model =~ /(86)/) {
my $cpu_index = $passport->rc_cpu_ifindex($partial) || {};
my $virt_ip = $passport->rc_virt_ip();
# Get CPU Ethernet Interfaces # Get CPU Ethernet Interfaces
foreach my $cid (keys %$cpu_index){ foreach my $cid (keys %$cpu_index){
my $c_index = $cpu_index->{$cid}; my $c_index = $cpu_index->{$cid};
@@ -170,21 +160,29 @@ sub i_index {
$if_index{1} = 1; $if_index{1} = 1;
} }
} }
return \%if_index; return \%if_index;
} }
sub interfaces { sub interfaces {
my $passport = shift; my $passport = shift;
my $partial = shift;
my $i_index = $passport->i_index($partial);
my $model = $passport->model(); my $model = $passport->model();
my $index_factor = $passport->index_factor(); my $index_factor = $passport->index_factor();
my $port_offset = $passport->port_offset(); my $port_offset = $passport->port_offset();
my $i_index = $passport->i_index(); my $vlan_index = {};
my $vlan_id = $passport->rc_vlan_id(); my %reverse_vlan;
my $vlan_index = $passport->rc_vlan_if(); my $vlan_id = {};
my %reverse_vlan = reverse %$vlan_index;
if (!defined $partial or (defined $model and
(($partial > 2000 and $model =~ /(86|83|81)/) or
($partial > 256 and $model =~ /(105|11|12)/)))) {
$vlan_index = $passport->rc_vlan_if();
%reverse_vlan = reverse %$vlan_index;
$vlan_id = $passport->rc_vlan_id();
}
my %if; my %if;
foreach my $iid (keys %$i_index){ foreach my $iid (keys %$i_index){
my $index = $i_index->{$iid}; my $index = $i_index->{$iid};
@@ -208,8 +206,9 @@ sub interfaces {
elsif (($index > 2000 and $model =~ /(86|81)/) or elsif (($index > 2000 and $model =~ /(86|81)/) or
($index > 256 and $model =~ /(105|11|12)/)) { ($index > 256 and $model =~ /(105|11|12)/)) {
my $vlan_index = $reverse_vlan{$iid};
my $v_id = $vlan_id->{$vlan_index}; my $v_index = $reverse_vlan{$iid};
my $v_id = $vlan_id->{$v_index};
next unless defined $v_id; next unless defined $v_id;
my $v_port = 'Vlan'."$v_id"; my $v_port = 'Vlan'."$v_id";
$if{$index} = $v_port; $if{$index} = $v_port;
@@ -224,18 +223,16 @@ sub interfaces {
} }
} }
return \%if; return \%if;
} }
sub i_mac { sub i_mac {
my $passport = shift; my $passport = shift;
my $partial = shift;
my $i_mac = $passport->orig_i_mac($partial) || {};
my $model = $passport->model(); my $model = $passport->model();
my $i_mac = $passport->i_mac2();
my $vlan_mac = $passport->rc_vlan_mac();
my $vlan_index = $passport->rc_vlan_if();
my $cpu_mac = $passport->rc_cpu_mac();
my $chassis_base_mac = $passport->rc_base_mac();
my $virt_ip = $passport->rc_virt_ip();
my %if_mac; my %if_mac;
foreach my $iid (keys %$i_mac){ foreach my $iid (keys %$i_mac){
@@ -246,15 +243,29 @@ sub i_mac {
} }
# Get VLAN Virtual Router Interfaces # Get VLAN Virtual Router Interfaces
foreach my $iid (keys %$vlan_mac){ if (!defined $partial or (defined $model and
my $v_mac = $vlan_mac->{$iid}; (($partial > 2000 and $model =~ /(86|83|81)/) or
my $v_id = $vlan_index->{$iid}; ($partial > 256 and $model =~ /(105|11|12)/)))) {
next unless defined $v_mac;
$if_mac{$v_id} = $v_mac; my $vlan_index = $passport->rc_vlan_if() || {};
my $vlan_mac = $passport->rc_vlan_mac() || {};
foreach my $iid (keys %$vlan_mac){
my $v_mac = $vlan_mac->{$iid};
next unless defined $v_mac;
my $v_id = $vlan_index->{$iid};
next unless defined $v_id;
next if (defined $partial and $v_id !~ /^$partial$/);
$if_mac{$v_id} = $v_mac;
}
} }
if (defined $model and $model =~ /(86)/) { if (defined $model and $model =~ /(86)/) {
my $cpu_mac = $passport->rc_cpu_mac($partial);
my $virt_ip = $passport->rc_virt_ip();
# Get CPU Ethernet Interfaces # Get CPU Ethernet Interfaces
foreach my $iid (keys %$cpu_mac){ foreach my $iid (keys %$cpu_mac){
my $mac = $cpu_mac->{$iid}; my $mac = $cpu_mac->{$iid};
@@ -264,7 +275,8 @@ sub i_mac {
} }
# Check for Virtual Mgmt Interface # Check for Virtual Mgmt Interface
unless ($virt_ip eq '0.0.0.0'){ unless (($virt_ip eq '0.0.0.0') or (defined $partial and $partial ne "1")) {
my $chassis_base_mac = $passport->rc_base_mac();
my @virt_mac = split /:/, $chassis_base_mac; my @virt_mac = split /:/, $chassis_base_mac;
$virt_mac[0] = hex($virt_mac[0]); $virt_mac[0] = hex($virt_mac[0]);
$virt_mac[1] = hex($virt_mac[1]); $virt_mac[1] = hex($virt_mac[1]);
@@ -278,15 +290,15 @@ sub i_mac {
$if_mac{1} = $mac; $if_mac{1} = $mac;
} }
} }
return \%if_mac; return \%if_mac;
} }
sub i_description { sub i_description {
my $passport = shift; my $passport = shift;
my $i_descr = $passport->i_description2(); my $partial = shift;
my $v_descr = $passport->rc_vlan_name();
my $vlan_index = $passport->rc_vlan_if(); my $i_descr = $passport->orig_i_description($partial) || {};
my $model = $passport->model();
my %descr; my %descr;
foreach my $iid (keys %$i_descr){ foreach my $iid (keys %$i_descr){
@@ -297,27 +309,45 @@ sub i_description {
} }
# Get VLAN Virtual Router Interfaces # Get VLAN Virtual Router Interfaces
foreach my $vid (keys %$v_descr){ if (!defined $partial or (defined $model and
my $vl_descr = $v_descr->{$vid}; (($partial > 2000 and $model =~ /(86|83|81)/) or
my $v_id = $vlan_index->{$vid}; ($partial > 256 and $model =~ /(105|11|12)/)))) {
next unless defined $vl_descr;
$descr{$v_id} = $vl_descr; my $v_descr = $passport->rc_vlan_name();
my $vlan_index = $passport->rc_vlan_if();
foreach my $vid (keys %$v_descr){
my $vl_descr = $v_descr->{$vid};
next unless defined $vl_descr;
my $v_id = $vlan_index->{$vid};
next unless defined $v_id;
next if (defined $partial and $v_id !~ /^$partial$/);
$descr{$v_id} = $vl_descr;
}
} }
return \%descr; return \%descr;
} }
sub i_name { sub i_name {
my $passport = shift; my $passport = shift;
my $model = $passport->model(); my $partial = shift;
my $i_index = $passport->i_index();
my $rc_alias = $passport->rc_alias();
my $i_name2 = $passport->i_name2();
my $v_name = $passport->rc_vlan_name();
my $vlan_index = $passport->rc_vlan_if();
my $model = $passport->model();
my %reverse_vlan = reverse %$vlan_index; my $i_index = $passport->i_index($partial) || {};
my $rc_alias = $passport->rc_alias($partial) || {};
my $i_name2 = $passport->orig_i_name($partial) || {};
my $v_name = {};
my $vlan_index = {};
my %reverse_vlan;
if (!defined $partial or (defined $model and
(($partial > 2000 and $model =~ /(86|83|81)/) or
($partial > 256 and $model =~ /(105|11|12)/)))) {
$v_name = $passport->rc_vlan_name() || {};
$vlan_index = $passport->rc_vlan_if() || {};
%reverse_vlan = reverse %$vlan_index;
}
my %i_name; my %i_name;
foreach my $iid (keys %$i_index){ foreach my $iid (keys %$i_index){
@@ -361,10 +391,10 @@ sub i_name {
sub ip_index { sub ip_index {
my $passport = shift; my $passport = shift;
my $partial = shift;
my $model = $passport->model(); my $model = $passport->model();
my $ip_index = $passport->ip_index2(); my $ip_index = $passport->orig_ip_index($partial) || {};
my $cpu_ip = $passport->rc_cpu_ip();
my $virt_ip = $passport->rc_virt_ip();
my %ip_index; my %ip_index;
foreach my $ip (keys %$ip_index){ foreach my $ip (keys %$ip_index){
@@ -376,6 +406,10 @@ sub ip_index {
# Only 8600 has CPU and Virtual Management IP # Only 8600 has CPU and Virtual Management IP
if (defined $model and $model =~ /(86)/) { if (defined $model and $model =~ /(86)/) {
my $cpu_ip = $passport->rc_cpu_ip($partial) || {};
my $virt_ip = $passport->rc_virt_ip($partial) || {};
# Get CPU Ethernet IP # Get CPU Ethernet IP
foreach my $cid (keys %$cpu_ip){ foreach my $cid (keys %$cpu_ip){
my $c_ip = $cpu_ip->{$cid}; my $c_ip = $cpu_ip->{$cid};
@@ -459,7 +493,9 @@ sub port_offset {
# Bridge MIB does not map Bridge Port to ifIndex correctly # Bridge MIB does not map Bridge Port to ifIndex correctly
sub bp_index { sub bp_index {
my $passport = shift; my $passport = shift;
my $if_index = $passport->i_index(); my $partial = shift;
my $if_index = $passport->i_index($partial) || {};
my %bp_index; my %bp_index;
foreach my $iid (keys %$if_index){ foreach my $iid (keys %$if_index){
@@ -514,33 +550,25 @@ determining a more specific class using the method above.
=over =over
=item SNMP::Info
=item SNMP::Info::Bridge
=item SNMP::Info::SONMP =item SNMP::Info::SONMP
=item SNMP::Info::RapidCity =item SNMP::Info::RapidCity
=item SNMP::Info::Layer3
=back =back
=head2 Required MIBs =head2 Required MIBs
=over =over
=item OSPF-MIB
=item Inherited Classes' MIBs =item Inherited Classes' MIBs
See SNMP::Info for its own MIB requirements.
See SNMP::Info::Bridge for its own MIB requirements.
See SNMP::Info::SONMP for its own MIB requirements. See SNMP::Info::SONMP for its own MIB requirements.
See SNMP::Info::RapidCity for its own MIB requirements. See SNMP::Info::RapidCity for its own MIB requirements.
OSPF-MIB is included in the archive at ftp://ftp.cisco.com/pub/mibs/v2/v2.tar.gz See SNMP::Info::Layer3 for its own MIB requirements.
=back =back
@@ -597,14 +625,6 @@ Required by SNMP::Info::SONMP. Returns 0.
=back =back
=head2 Globals imported from SNMP::Info
See documentation in SNMP::Info for details.
=head2 Globals imported from SNMP::Info::Bridge
See documentation in SNMP::Info::Bridge for details.
=head2 Global Methods imported from SNMP::Info::SONMP =head2 Global Methods imported from SNMP::Info::SONMP
See documentation in SNMP::Info::SONMP for details. See documentation in SNMP::Info::SONMP for details.
@@ -613,6 +633,10 @@ See documentation in SNMP::Info::SONMP for details.
See documentation in SNMP::Info::RapidCity for details. See documentation in SNMP::Info::RapidCity for details.
=head2 Globals imported from SNMP::Info::Layer3
See documentation in SNMP::Info::Layer3 for details.
=head1 TABLE ENTRIES =head1 TABLE ENTRIES
These are methods that return tables of information in the form of a reference These are methods that return tables of information in the form of a reference
@@ -667,38 +691,6 @@ problems with BRIDGE-MIB
=back =back
=head2 RFC1213 Arp Cache Table (B<ipNetToMediaTable>)
=over
=item $passport->at_index()
Returns reference to hash. Maps ARP table entries to Interface IIDs
(B<ipNetToMediaIfIndex>)
=item $passport->at_paddr()
Returns reference to hash. Maps ARP table entries to MAC addresses.
(B<ipNetToMediaPhysAddress>)
=item $passport->at_netaddr()
Returns reference to hash. Maps ARP table entries to IPs
(B<ipNetToMediaNetAddress>)
=back
=head2 Table Methods imported from SNMP::Info
See documentation in SNMP::Info for details.
=head2 Table Methods imported from SNMP::Info::Bridge
See documentation in SNMP::Info::Bridge for details.
=head2 Table Methods imported from SNMP::Info::SONMP =head2 Table Methods imported from SNMP::Info::SONMP
See documentation in SNMP::Info::SONMP for details. See documentation in SNMP::Info::SONMP for details.
@@ -707,4 +699,8 @@ See documentation in SNMP::Info::SONMP for details.
See documentation in SNMP::Info::RapidCity for details. See documentation in SNMP::Info::RapidCity for details.
=head2 Table Methods imported from SNMP::Info::Layer3
See documentation in SNMP::Info::Layer3 for details.
=cut =cut