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d1b7004fef
* Severity Enum Replace old Alert constants * Fix whitespace * Additional uses * style fixes * Fix test too * More missed locations * More
97 lines
3.8 KiB
PHP
97 lines
3.8 KiB
PHP
<?php
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/**
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* q-bridge-mib.inc.php
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*
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* LibreNMS vlan discovery module for Q-BRIDGE-MIB
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* @link https://www.librenms.org
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*
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* @author peca.nesovanovic@sattrakt.com
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*/
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use App\Models\Vlan;
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use LibreNMS\Enum\Severity;
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echo 'IEEE8021-Q-BRIDGE-MIB VLANs: ';
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$vlanversion = snmp_get($device, 'dot1qVlanVersionNumber.0', '-Oqv', 'IEEE8021-Q-BRIDGE-MIB');
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if ($vlanversion == 'version1' || $vlanversion == '2') {
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echo "ver $vlanversion ";
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$vtpdomain_id = '1';
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// fetch vlan data
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$vlans = SnmpQuery::walk('Q-BRIDGE-MIB::dot1qVlanCurrentUntaggedPorts')->table(2);
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$vlans = SnmpQuery::walk('Q-BRIDGE-MIB::dot1qVlanCurrentEgressPorts')->table(2, $vlans);
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if (empty($vlans)) {
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// fall back to static
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$vlans = SnmpQuery::walk('Q-BRIDGE-MIB::dot1qVlanStaticUntaggedPorts')->table(1, $vlans);
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$vlans = SnmpQuery::walk('Q-BRIDGE-MIB::dot1qVlanStaticEgressPorts')->table(1, $vlans);
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} else {
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// collapse timefilter from dot1qVlanCurrentTable results to only the newest
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$vlans = array_reduce($vlans, function ($result, $time_data) {
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foreach ($time_data as $vlan_id => $vlan_data) {
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$result[$vlan_id] = isset($result[$vlan_id]) ? array_merge($result[$vlan_id], $vlan_data) : $vlan_data;
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}
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return $result;
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}, []);
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}
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$vlans = SnmpQuery::walk('Q-BRIDGE-MIB::dot1qVlanStaticName')->table(1, $vlans);
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foreach ($vlans as $vlan_id => $vlan) {
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d_echo('Processing vlan ID: ' . $vlan_id);
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$vlan_name = empty($vlan['Q-BRIDGE-MIB::dot1qVlanStaticName']) ? "VLAN $vlan_id" : $vlan['Q-BRIDGE-MIB::dot1qVlanStaticName'];
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//try to get existing data from DB
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$vlanDB = Vlan::firstOrNew([
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'device_id' => $device['device_id'],
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'vlan_vlan' => $vlan_id,
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], [
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'vlan_domain' => $vtpdomain_id,
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'vlan_name' => $vlan_name,
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]);
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//vlan does not exist
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if (! $vlanDB->exists) {
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\App\Models\Eventlog::log("Vlan added: $vlan_id with name $vlan_name ", $device['device_id'], 'vlan', Severity::Warning);
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}
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if ($vlanDB->vlan_name != $vlan_name) {
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$vlanDB->vlan_name = $vlan_name;
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\App\Models\Eventlog::log("Vlan changed: $vlan_id new name $vlan_name", $device['device_id'], 'vlan', Severity::Warning);
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}
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$vlanDB->save();
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$device['vlans'][$vtpdomain_id][$vlan_id] = $vlan_id; //populate device['vlans'] with ID's
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//portmap for untagged ports
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$untagged_ids = q_bridge_bits2indices($vlan['Q-BRIDGE-MIB::dot1qVlanCurrentUntaggedPorts'] ?? $vlan['Q-BRIDGE-MIB::dot1qVlanStaticUntaggedPorts'] ?? '');
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//portmap for members ports (might be tagged)
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$egress_ids = q_bridge_bits2indices($vlan['Q-BRIDGE-MIB::dot1qVlanCurrentEgressPorts'] ?? $vlan['Q-BRIDGE-MIB::dot1qVlanStaticEgressPorts'] ?? '');
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foreach ($egress_ids as $port_id) {
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if (isset($base_to_index[$port_id])) {
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$ifIndex = $base_to_index[$port_id];
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$per_vlan_data[$vlan_id][$ifIndex]['untagged'] = (in_array($port_id, $untagged_ids) ? 1 : 0);
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}
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}
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}
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}
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echo PHP_EOL;
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