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LLDP Discovery by IP (#10130)

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* add ip polling on LLDP devices

* ipv6 support

* formatting

* codeclimate
This commit is contained in:
PipoCanaja
2019-04-30 04:56:03 +02:00
committed by Tony Murray
parent ca18cf4176
commit 30537361db
1 changed files with 27 additions and 1 deletions
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28
includes/discovery/discovery-protocols.inc.php
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@@ -189,8 +189,31 @@ if (($device['os'] == 'routeros') && Config::get('autodiscovery.xdp') === true)
echo PHP_EOL; echo PHP_EOL;
} elseif (Config::get('autodiscovery.xdp') === true) { } elseif (Config::get('autodiscovery.xdp') === true) {
echo ' LLDP-MIB: '; echo ' LLDP-MIB: ';
$lldp_array = snmpwalk_group($device, 'lldpRemTable', 'LLDP-MIB', 3); $lldp_array = snmpwalk_group($device, 'lldpRemTable', 'LLDP-MIB', 3);
if (!empty($lldp_array)) { if (!empty($lldp_array)) {
$lldp_remAddr_num = snmpwalk_cache_multi_oid($device, '.1.0.8802.1.1.2.1.4.2.1.3', [], 'LLDP-MIB', null, '-OQun');
foreach ($lldp_remAddr_num as $key => $value) {
$res = preg_match("/1\.0\.8802\.1\.1\.2\.1\.4\.2\.1\.3\.([^\.]*)\.([^\.]*)\.([^\.]*)\.([^\.]*)\.([^\.]*).(([^\.]*)(\.([^\.]*))+)/", $key, $matches);
if ($res) {
//collect the Management IP address from the OID
if ($matches[5] == 4) {
$lldp_array[$matches[1]][$matches[2]][$matches[3]]['lldpRemManAddr'] = $matches[6];
} else {
$ipv6 = implode(
':',
array_map(
function ($v) {
return sprintf('%02x', $v);
},
explode('.', $matches[6])
)
);
$ipv6 = preg_replace('/([^:]{2}):([^:]{2})/i', '$1$2', $ipv6);
$lldp_array[$matches[1]][$matches[2]][$matches[3]]['lldpRemManAddr'] = $ipv6;
}
}
}
$dot1d_array = snmpwalk_group($device, 'dot1dBasePortIfIndex', 'BRIDGE-MIB'); $dot1d_array = snmpwalk_group($device, 'dot1dBasePortIfIndex', 'BRIDGE-MIB');
$lldp_ports = snmpwalk_group($device, 'lldpLocPortId', 'LLDP-MIB'); $lldp_ports = snmpwalk_group($device, 'lldpLocPortId', 'LLDP-MIB');
} }
@@ -231,6 +254,9 @@ if (($device['os'] == 'routeros') && Config::get('autodiscovery.xdp') === true)
break; break;
} }
} }
if (!$remote_device_id && isset($lldp['lldpRemManAddr'])) {
$remote_device_id = discover_new_device($lldp['lldpRemManAddr'], $device, 'LLDP', $interface);
}
unset($ptopo_array); unset($ptopo_array);
} }
} }