#215 Nokia/Alcatel-Lucent 7705 LLDP
#220 Alcatel-Lucent / Nokia SR 7750 missing neighbors Improve Layer3::Timetra model detection Layer3::Timetra test class
This commit is contained in:
Eric A. Miller
@@ -42,32 +42,63 @@ use vars qw/$VERSION %GLOBALS %MIBS %FUNCS %MUNGE/;
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$VERSION = '3.53';
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%MIBS = ( %SNMP::Info::Layer3::MIBS, 'TIMETRA-GLOBAL-MIB' => 'timetraReg', );
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%MIBS = (
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%SNMP::Info::Layer3::MIBS,
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'TIMETRA-GLOBAL-MIB' => 'timetraReg',
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'TIMETRA-LLDP-MIB' => 'tmnxLldpAdminStatus',
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);
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%GLOBALS = (%SNMP::Info::Layer3::GLOBALS,);
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%FUNCS = ( %SNMP::Info::Layer3::FUNCS, );
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%FUNCS = (
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%SNMP::Info::Layer3::FUNCS,
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# For some reason LLDP-MIB::lldpLocManAddrTable is populated
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# but LLDP-MIB::lldpRemTable is not and we need to use the
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# proprietary TIMETRA-LLDP-MIB Note: these tables are
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# indexed differently than LLDP-MIB
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# TIMETRA-LLDP-MIB::tmnxLldpRemTable
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'lldp_rem_id_type' => 'tmnxLldpRemChassisIdSubtype',
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'lldp_rem_id' => 'tmnxLldpRemChassisId',
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'lldp_rem_pid_type' => 'tmnxLldpRemPortIdSubtype',
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'lldp_rem_pid' => 'tmnxLldpRemPortId',
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'lldp_rem_desc' => 'tmnxLldpRemPortDesc',
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'lldp_rem_sysname' => 'tmnxLldpRemSysName',
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'lldp_rem_sysdesc' => 'tmnxLldpRemSysDesc',
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'lldp_rem_sys_cap' => 'tmnxLldpRemSysCapEnabled',
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'lldp_rem_cap_spt' => 'tmnxLldpRemSysCapSupported',
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# TIMETRA-LLDP-MIB::tmnxLldpRemManAddrTable
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'lldp_rman_addr' => 'tmnxLldpRemManAddrIfSubtype',
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);
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%MUNGE = (%SNMP::Info::Layer3::MUNGE,);
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sub model {
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my $timetra = shift;
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my $id = $timetra->id();
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my $model = &SNMP::translateObj($id);
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return $id unless defined $model;
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my $model = SNMP::translateObj($id);
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my $descr = $timetra->description();
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if (defined $model && $model =~ /^tmnxModel/) {
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$model =~ s/^tmnxModel//;
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$model =~ s/Reg$//;
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return $model;
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}
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if ($descr =~ /\s+(7\d{3})/) {
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return $1;
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}
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return $model || $id;
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}
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sub os {
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return 'TiMOS';
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}
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sub vendor {
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return 'alcatel-lucent';
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return 'nokia';
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}
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sub os_ver {
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@@ -77,9 +108,7 @@ sub os_ver {
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if ($descr =~ m/^TiMOS-(\S+)/) {
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return $1;
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}
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# No clue what this will try but hey
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return $timetra->SUPER::os_ver();
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return;
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}
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# The interface description contains the SFP type, so
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@@ -92,6 +121,63 @@ sub interfaces {
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return $alu->orig_i_name($partial);
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}
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# The TIMETRA-LLDP-MIB::tmnxLldpRemTable unambiguously states it uses ifIndex
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# Trying to cross reference to ifDescr or ifAlias would cause unpredictable
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# results based upon how the device names ports.
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sub lldp_if {
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my $alu = shift;
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my $partial = shift;
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my $addr = $alu->lldp_rem_pid($partial) || {};
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my %lldp_if;
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foreach my $key (keys %$addr) {
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my @aOID = split('\.', $key);
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my $port = $aOID[1];
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next unless $port;
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$lldp_if{$key} = $port;
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}
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return \%lldp_if;
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}
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# The proprietary TIMETRA-LLDP-MIB tables are indexed differently than LLDP-MIB
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# We overwrite the private function so that the we don't have to replicate
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# the code in SNMP::Info::LLDP that uses it.
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#
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# We can't use inheritance to override since it is a function, not a method
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# in SNMP::Info::LLDP. This brute force redefines the code in the symbol table.
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*SNMP::Info::LLDP::_lldp_addr_index = sub {
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my $idx = shift;
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my @oids = split(/\./, $idx);
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# Index has extra field compared to LLDP-MIB
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my $index = join('.', splice(@oids, 0, 4));
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my $proto = shift(@oids);
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shift(@oids) if scalar @oids > 4; # $length
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# IPv4
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if ($proto == 1) {
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return ($index, $proto, join('.', @oids));
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}
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# IPv6
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elsif ($proto == 2) {
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return ($index, $proto, join(':', unpack('(H4)*', pack('C*', @oids))));
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}
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# MAC
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elsif ($proto == 6) {
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return ($index, $proto, join(':', map { sprintf "%02x", $_ } @oids));
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}
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# TODO - Other protocols may be used as well; implement when needed?
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else {
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return;
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}
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};
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1;
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__END__
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@@ -137,6 +223,8 @@ Subclass for Alcatel-Lucent Service Routers
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=item F<TIMETRA-GLOBAL-MIB>
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=item F<TIMETRA-LLDP-MIB>
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=item Inherited Classes' MIBs
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See L<SNMP::Info::Layer3/"Required MIBs"> for its own MIB requirements.
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@@ -178,6 +266,8 @@ See documentation in L<SNMP::Info::Layer3/"GLOBALS"> for details.
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These are methods that return tables of information in the form of a reference
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to a hash.
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=head2 Overrides
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=over
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=item $alu->interfaces()
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@@ -185,6 +275,50 @@ to a hash.
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Returns C<ifName>, since the default Layer3 C<ifDescr> varies based
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upon the transceiver inserted.
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=item $alu->lldp_if()
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Returns the mapping to the SNMP Interface Table. Utilizes (C<ifIndex>)
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from the (C<tmnxLldpRemEntry >) index.
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=back
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=head2 LLDP Remote Table (C<lldpRemTable>) uses (C<TIMETRA-LLDP-MIB::tmnxLldpRemTable>)
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=over
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=item $lldp->lldp_rem_id_type()
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(C<tmnxLldpRemChassisIdSubtype>)
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=item $lldp->lldp_rem_id()
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(C<tmnxLldpRemChassisId>)
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=item $lldp->lldp_rem_pid_type()
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(C<tmnxLldpRemPortIdSubtype>)
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=item $lldp->lldp_rem_pid()
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(C<tmnxLldpRemPortId>)
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=item $lldp->lldp_rem_desc()
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(C<tmnxLldpRemPortDesc>)
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=item $lldp->lldp_rem_sysname()
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(C<tmnxLldpRemSysName>)
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=item $lldp->lldp_rem_sysdesc()
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(C<tmnxLldpRemSysDesc>)
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=item $lldp->lldp_rem_sys_cap()
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(C<tmnxLldpRemSysCapEnabled>)
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=back
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=head2 Table Methods imported from SNMP::Info::Layer3
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191
xt/lib/Test/SNMP/Info/Layer3/Timetra.pm
Normal file
191
xt/lib/Test/SNMP/Info/Layer3/Timetra.pm
Normal file
@@ -0,0 +1,191 @@
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# Test::SNMP::Info::Layer3::Timetra
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#
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# Copyright (c) 2018 Eric Miller
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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 Test::SNMP::Info::Layer3::Timetra;
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use Test::Class::Most parent => 'My::Test::Class';
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use SNMP::Info::Layer3::Timetra;
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sub setup : Tests(setup) {
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my $test = shift;
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$test->SUPER::setup;
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# Start with a common cache that will serve most tests
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my $cache_data = {
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'_layers' => 79,
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'_description' => 'TiMOS-B-6.1.R4 both/hops ALCATEL-LUCENT SAR 7705 ',
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'_id' => '.1.3.6.1.4.1.6527.6.1.1.2.2',
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'_lldp_sys_cap' => pack("H*", '2800'),
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'_i_description' => 1,
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'_i_name' => 1,
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'_lldp_rem_cap_spt' => 1,
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'_lldp_rem_sys_cap' => 1,
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'_lldp_rem_id_type' => 1,
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'_lldp_rem_id' => 1,
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'_lldp_rem_pid_type' => 1,
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'_lldp_rem_pid' => 1,
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'_lldp_rem_desc' => 1,
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'_lldp_rem_sysname' => 1,
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'_lldp_rman_addr' => 1,
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'store' => {
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'i_description' => {
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'1' => 'system, Loopback IP interface',
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'40108032' => '1/3/8, 10/100/Gig Ethernet SFP',
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},
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'i_name' => {'1' => 'system', '40108032' => '1/3/8',},
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'lldp_rem_cap_spt' => {'230425271.40108032.1.2' => pack("H*", '2800')},
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'lldp_rem_sys_cap' => {'230425271.40108032.1.2' => pack("H*", '2800')},
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'lldp_rem_id_type' => {'230425271.40108032.1.2' => 'macAddress'},
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'lldp_rem_id' => {'230425271.40108032.1.2' => pack("H*", '34AA99C89AA1')},
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'lldp_rem_pid_type' => {'230425271.40108032.1.2' => 'local'},
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'lldp_rem_pid' => {'230425271.40108032.1.2' => '44072960'},
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'lldp_rem_desc' => {'230425271.40108032.1.2' => 'Another-7705-Port'},
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'lldp_rem_sysname' => {'230425271.40108032.1.2' => 'Another-7705'},
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'lldp_rman_addr' => {'230425271.40108032.1.2.1.4.1.2.3.4' => 'unknown'},
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}
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};
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$test->{info}->cache($cache_data);
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}
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sub vendor : Tests(2) {
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my $test = shift;
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can_ok($test->{info}, 'vendor');
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is($test->{info}->vendor(), 'nokia', q(Vendor returns 'nokia'));
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}
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sub os : Tests(2) {
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my $test = shift;
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can_ok($test->{info}, 'os');
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is($test->{info}->os(), 'TiMOS', q(Vendor returns 'TiMOS'));
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}
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sub os_ver : Tests(3) {
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my $test = shift;
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can_ok($test->{info}, 'os_ver');
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is($test->{info}->os_ver(), 'B-6.1.R4', q(OS version is expected value));
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$test->{info}->clear_cache();
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is($test->{info}->os_ver(), undef, q(No description returns undef os_ver));
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}
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sub model : Tests(5) {
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my $test = shift;
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can_ok($test->{info}, 'model');
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is($test->{info}->model(), '7705', q(Model uses description));
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delete $test->{info}{_description};
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is($test->{info}->model(),
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'timetra.6.1.1.2.2', q(Model partially translated id));
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$test->{info}{_id} = '.1.3.6.1.4.1.6527.1.3.1';
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is($test->{info}->model(), 'SR1', q(Model translates id));
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$test->{info}{_id} = '.100.3.6.1.4.1.6527.1.3.1';
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is($test->{info}->model(), '.100.3.6.1.4.1.6527.1.3.1', q(Model uses id));
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}
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sub interfaces : Tests(2) {
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my $test = shift;
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can_ok($test->{info}, 'interfaces');
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my $expected = {'1' => 'system', '40108032' => '1/3/8',};
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cmp_deeply($test->{info}->interfaces(),
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$expected, q(Interface names have expected values));
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}
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sub lldp_if : Tests(2) {
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my $test = shift;
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can_ok($test->{info}, 'lldp_if');
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my $expected = {'230425271.40108032.1.2' => '40108032',};
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cmp_deeply($test->{info}->lldp_if(),
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$expected, q(Mapping of LLDP interfaces have expected values));
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}
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# This test will cover that the overwritten private _lldp_addr_index function
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# is working properly
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sub lldp_addr : Tests(3) {
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my $test = shift;
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can_ok($test->{info}, 'lldp_addr');
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my $expected = {'230425271.40108032.1.2' => '1.2.3.4'};
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cmp_deeply($test->{info}->lldp_addr(),
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$expected, q(Remote LLDP IP has expected value));
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# Exchange the IPv4 address with the same IPv6 address
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$test->{info}{store}{lldp_rman_addr}
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= {'230425271.40108032.1.2.2.16.0.0.0.0.0.0.0.0.0.0.255.255.1.2.3.4' =>
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'unknown'
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};
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$expected
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= {'230425271.40108032.1.2' => '0000:0000:0000:0000:0000:ffff:0102:0304'};
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cmp_deeply($test->{info}->lldp_ipv6(),
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$expected, q(Remote LLDP IPv6 has expected value));
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}
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# Example from LLDP documentation
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# Used as verification that we can map essential L2 topo information
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sub topo_example_test : Tests(1) {
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my $test = shift;
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# Print out a map of device ports with LLDP neighbors:
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my $interfaces = $test->{info}->interfaces();
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my $lldp_if = $test->{info}->lldp_if();
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my $lldp_ip = $test->{info}->lldp_ip();
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my $lldp_port = $test->{info}->lldp_port();
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# We only have one entry/key otherwise this should be in a subtest
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foreach my $lldp_key (keys %$lldp_ip) {
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my $iid = $lldp_if->{$lldp_key};
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my $port = $interfaces->{$iid};
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my $neighbor = $lldp_ip->{$lldp_key};
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my $neighbor_port = $lldp_port->{$lldp_key};
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my $string = qq(Port : $port connected to $neighbor / $neighbor_port);
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my $expected_string
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= qq(Port : 1/3/8 connected to 1.2.3.4 / Another-7705-Port);
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is($string, $expected_string,
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q(LLDP example maps device ports with LLDP neighbors));
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}
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}
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1;
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