mirror of
https://github.com/librenms/librenms.git
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201 lines
7.3 KiB
PHP
201 lines
7.3 KiB
PHP
<?php
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/**
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* Powerconnect.php
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*
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* Dell PowerConnect
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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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* @copyright 2018 Tony Murray
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* @author Tony Murray <murraytony@gmail.com>
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*/
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namespace LibreNMS\OS;
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use App\Models\PortsNac;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Str;
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use LibreNMS\Device\Processor;
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use LibreNMS\Interfaces\Discovery\ProcessorDiscovery;
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use LibreNMS\Interfaces\Polling\NacPolling;
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use LibreNMS\Interfaces\Polling\ProcessorPolling;
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use LibreNMS\OS;
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use LibreNMS\OS\Traits\VxworksProcessorUsage;
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use SnmpQuery;
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class Powerconnect extends OS implements ProcessorDiscovery, ProcessorPolling, NacPolling
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{
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// pull in VxWorks processor parsing, but allow us to extend it
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use VxworksProcessorUsage {
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VxworksProcessorUsage::discoverProcessors as discoverVxworksProcessors;
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VxworksProcessorUsage::pollProcessors as pollVxworksProcessors;
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}
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/**
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* Discover processors.
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* Returns an array of LibreNMS\Device\Processor objects that have been discovered
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*
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* @return array Processors
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*/
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public function discoverProcessors()
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{
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$device = $this->getDeviceArray();
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if (Str::startsWith($device['sysObjectID'], [
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'.1.3.6.1.4.1.674.10895.3020',
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'.1.3.6.1.4.1.674.10895.3021',
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'.1.3.6.1.4.1.674.10895.3028',
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'.1.3.6.1.4.1.674.10895.3030',
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'.1.3.6.1.4.1.674.10895.3031',
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])) {
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d_echo('Dell Powerconnect 55xx');
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return [
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Processor::discover(
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'powerconnect-nv',
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$this->getDeviceId(),
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'.1.3.6.1.4.1.89.1.7.0',
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0
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),
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];
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} elseif (Str::startsWith($device['sysObjectID'], [
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'.1.3.6.1.4.1.674.10895.3024',
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'.1.3.6.1.4.1.674.10895.3042',
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'.1.3.6.1.4.1.674.10895.3053',
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'.1.3.6.1.4.1.674.10895.3054',
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'.1.3.6.1.4.1.674.10895.3056',
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'.1.3.6.1.4.1.674.10895.3058',
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'.1.3.6.1.4.1.674.10895.3065',
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'.1.3.6.1.4.1.674.10895.3046',
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'.1.3.6.1.4.1.674.10895.3063',
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'.1.3.6.1.4.1.674.10895.3064',
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'.1.3.6.1.4.1.674.10895.3065',
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'.1.3.6.1.4.1.674.10895.3066',
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'.1.3.6.1.4.1.674.10895.3078',
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'.1.3.6.1.4.1.674.10895.3079',
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'.1.3.6.1.4.1.674.10895.3080',
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'.1.3.6.1.4.1.674.10895.3081',
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'.1.3.6.1.4.1.674.10895.3082',
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'.1.3.6.1.4.1.674.10895.3083',
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])) {
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return $this->discoverVxworksProcessors('.1.3.6.1.4.1.674.10895.5000.2.6132.1.1.1.1.4.9.0');
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}
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return $this->discoverVxworksProcessors('.1.3.6.1.4.1.674.10895.5000.2.6132.1.1.1.1.4.4.0');
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}
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/**
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* Poll processor data. This can be implemented if custom polling is needed.
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*
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* @param array $processors Array of processor entries from the database that need to be polled
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* @return array of polled data
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*/
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public function pollProcessors(array $processors)
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{
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$data = [];
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foreach ($processors as $processor) {
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if ($processor['processor_type'] == 'powerconnect-nv') {
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$data[$processor['processor_id']] = snmp_get($this->getDeviceArray(), $processor['processor_oid'], '-Oqv');
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} else {
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$data += $this->pollVxworksProcessors([$processor]);
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}
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}
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return $data;
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}
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private static function decode_string(string $s): string
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{
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$s = str_replace("\n", ' ', $s);
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$characters = explode(' ', $s);
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$res = '';
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foreach ($characters as $char) {
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if (trim($char) === '') {
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continue;
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}
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if ($char === '00') {
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break;
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}
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$res .= chr(hexdec($char));
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}
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return $res;
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}
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public function pollNac()
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{
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$nac = new Collection();
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$authMgrEnabled = SnmpQuery::mibs(['DNOS-AUTHENTICATION-MANAGER-MIB'])->mibDir('dell')->hideMib()->enumStrings()->get('agentAuthMgrAdminMode.0')->value();
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if ($authMgrEnabled !== 'enable') {
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d_echo('AuthMgr not enabled.');
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return $nac;
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}
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$table = SnmpQuery::mibs(['DNOS-AUTHENTICATION-MANAGER-MIB'])->mibDir('dell')->hideMib()->enumStrings()->walk('agentAuthMgrClientStatusTable')->table(2);
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if (count($table) === 0) {
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d_echo('Client status table is empty, not processing NAC entries.');
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return $nac;
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}
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$hostmode = SnmpQuery::mibs(['DNOS-AUTHENTICATION-MANAGER-MIB'])->mibDir('dell')->hideMib()->enumStrings()->walk('agentAuthMgrPortHostMode')->valuesByIndex();
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foreach ($table as &$row) {
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if ($row['agentAuthMgrClientAuthState'] === 'success') {
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$row['agentAuthMgrClientAuthState'] = 'authcSuccess';
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} elseif ($row['agentAuthMgrClientAuthState'] === 'failed') {
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$row['agentAuthMgrClientAuthState'] = 'authcFailed';
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}
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$row['agentAuthMgrClientAuthstatus'] = match ($row['agentAuthMgrClientAuthstatus']) {
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'authorized' => 'authorizationSuccess',
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'unauthorized' => 'authorizationFailed',
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default => $row['agentAuthMgrClientAuthstatus']
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};
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$row['agentAuthMgrPortHostMode'] = $hostmode[$row['agentAuthMgrInterface']]['agentAuthMgrPortHostMode'] ?? '';
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}
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$ifIndex_map = $this->getDevice()->ports()->pluck('port_id', 'ifIndex');
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foreach ($table as $authIndex => $data) {
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$mac_address = $data['agentAuthMgrClientMacAddress'];
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$nac->put($mac_address, new PortsNac([
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'port_id' => $ifIndex_map->get($data['agentAuthMgrInterface'], 0),
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'mac_address' => $mac_address,
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'auth_id' => $authIndex,
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'domain' => '',
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'username' => self::decode_string($data['agentAuthMgrClientUserName']),
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'ip_address' => '',
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'host_mode' => $data['agentAuthMgrPortHostMode'],
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'authz_status' => $data['agentAuthMgrClientAuthstatus'],
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'authz_by' => $data['agentAuthMgrClientAuthVlanAssignedReason'] ?? 'unknown',
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'timeout' => $data['agentAuthMgrClientSessionTimeout'],
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'vlan' => $data['agentAuthMgrClientVlanAssigned'] ?? 'unknown',
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'authc_status' => $data['agentAuthMgrClientAuthState'],
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'method' => $data['agentAuthMgrClientAuthMethod'] ?? '',
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'time_elapsed' => $data['agentAuthMgrClientSessionTime'],
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]));
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}
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return $nac;
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}
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}
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