Observium_CE/includes/discovery/vlans/radlan-vlan-mib.inc.php

168 lines
6.7 KiB
PHP

<?php
/**
* Observium
*
* This file is part of Observium.
*
* @package observium
* @subpackage discovery
* @copyright (C) Adam Armstrong
*
*/
// This can use for any RADLAN mib, just tested with cisco sb
// CISCOSB-vlan-MIB
// Dell-vlan-MIB
// DLINK-3100-vlan-MIB
// EDGECORE-vlan-MIB
// NETGEAR-RADLAN-vlan-MIB
// RADLAN-vlan-MIB
$vlan_list = snmpwalk_cache_oid($device, 'rldot1qVlanStaticName', [], $mib);
print_debug_vars($vlan_list);
if (!snmp_status()) {
return;
}
$domain_index = '1';
// Vlan 1 always exist on device, but not always discovered in snmp :/
$discovery_vlans[$domain_index]['1'] = [
//'ifIndex' => $entry['ifIndex'],
'vlan_domain' => $domain_index,
'vlan_vlan' => '1',
'vlan_name' => 'Vlan 1',
//'vlan_mtu' => '',
'vlan_type' => 'ethernet',
'vlan_status' => 'operational'
];
$sql = 'SELECT * FROM `ports` WHERE `device_id` = ? AND `ifIndex` >= 100000 AND `ifIndex` < 200000 AND `ifType` = ? AND `deleted` = ?';
foreach (dbFetchRows($sql, [$device['device_id'], 'propVirtual', '0']) as $entry) {
if (is_intnum($entry['ifDescr'])) {
$vlan_num = $entry['ifDescr'];
} elseif (str_istarts($entry['ifName'], 'Vlan')) {
$vlan_num = str_ireplace(['Vlan', ' '], '', $entry['ifName']);
} else {
print_debug("Vlan port not found:");
print_debug_vars($entry);
continue;
}
if (isset($vlan_list[$vlan_num])) {
$vlan_list[$vlan_num]['ifIndex'] = $entry['ifIndex'];
$vlan_list[$vlan_num]['ifOperStatus'] = $entry['ifOperStatus'];
} elseif ($vlan_num == 1) {
$discovery_vlans[$domain_index]['1']['ifIndex'] = $entry['ifIndex'];
}
}
$vlan_max = 1;
foreach ($vlan_list as $vlan_num => $entry) {
if ($vlan_num > $vlan_max) {
// Store max vlan number, for fetch only relevant vlan data
$vlan_max = (int)$vlan_num;
}
$vlan_array = [
'ifIndex' => $entry['ifIndex'] ?: ['NULL'],
'vlan_domain' => $domain_index,
'vlan_vlan' => $vlan_num,
'vlan_name' => $entry['rldot1qVlanStaticName'] ?: "Vlan $vlan_num",
//'vlan_mtu' => '',
'vlan_type' => 'ethernet',
'vlan_status' => 'operational'
];
$discovery_vlans[$domain_index][$vlan_num] = $vlan_array;
}
// keep max vlan for polling
set_entity_attrib('device', $device, 'radlan_vlan_max', $vlan_max);
/* End vlans discovery */
$vlan_ports = snmpwalk_cache_oid($device, 'vlanPortModeState', [], $mib);
if (!snmp_status()) {
return;
}
$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticEgressList1to1024', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
$vlan_ports = snmpwalk_cache_oid($device, 'vlanTrunkModeList1to1024', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticUntaggedEgressList1to1024', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticForbiddenList1to1024', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
if ($vlan_max > 1024) {
$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticEgressList1025to2048', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
$vlan_ports = snmpwalk_cache_oid($device, 'vlanTrunkModeList1025to2048', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticUntaggedEgressList1025to2048', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticForbiddenList1025to2048', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
}
if ($vlan_max > 2048) {
$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticEgressList2049to3072', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
$vlan_ports = snmpwalk_cache_oid($device, 'vlanTrunkModeList2049to3072', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticUntaggedEgressList2049to3072', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticForbiddenList2049to3072', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
}
if ($vlan_max > 3072) {
$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticEgressList3073to4094', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
$vlan_ports = snmpwalk_cache_oid($device, 'vlanTrunkModeList3073to4094', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticUntaggedEgressList3073to4094', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
//$vlan_ports = snmpwalk_cache_oid($device, 'rldot1qPortVlanStaticForbiddenList3073to4094', $vlan_ports, $mib, NULL, OBS_SNMP_ALL_HEX);
}
print_debug_vars($vlan_ports);
$vlan_access_oids = [
1 => 'rldot1qPortVlanStaticEgressList1to1024',
1025 => 'rldot1qPortVlanStaticEgressList1025to2048',
2049 => 'rldot1qPortVlanStaticEgressList2049to3072',
3073 => 'rldot1qPortVlanStaticEgressList3073to4094',
];
$vlan_trunk_oids = [
1 => 'vlanTrunkModeList1to1024',
1025 => 'vlanTrunkModeList1025to2048',
2049 => 'vlanTrunkModeList2049to3072',
3073 => 'vlanTrunkModeList3073to4094',
];
foreach ($vlan_ports as $ifIndex => $entry) {
switch ($entry['vlanPortModeState']) {
case '1':
case '11': // general is mostly same as 'trunk', only radlan type
case '3':
case '13':
$trunk = 'dot1Q';
$vlan_oids = $vlan_trunk_oids;
break;
case '7':
case '17':
$trunk = 'qinq';
$vlan_oids = $vlan_trunk_oids; // FIXME. I not sure!
break;
default:
$trunk = 'Egress';
$vlan_oids = $vlan_access_oids;
}
foreach ($vlan_oids as $vlan_start => $oid) {
if (isset($entry[$oid]) && preg_match('/[1-9a-f]/i', $entry[$oid])) {
// not default
$binmap = hex2binmap($entry[$oid]);
$vlan_len = strlen($binmap);
$vlan_end = $vlan_start + $vlan_len - 1;
$vlan_count = substr_count($binmap, '1');
for ($i = 0; $i < $vlan_len; $i++) {
$vlan_num = $vlan_start + $i;
if ($binmap[$i]) {
$discovery_ports_vlans[$ifIndex][$vlan_num] = [
'vlan' => $vlan_num,
];
// decrease significant vlans and break if all found
$vlan_count--;
if ($vlan_count === 0) {
break;
}
}
}
print_debug("ifIndex $ifIndex $trunk ($vlan_start-$vlan_end): " . $binmap);
}
}
}
// EOF