100 lines
4.1 KiB
PHP
100 lines
4.1 KiB
PHP
<?php
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// Pre-cache the existing state of VLANs for this device from the database
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use LibreNMS\Config;
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$vlans_db = [];
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$vlans_db_raw = dbFetchRows('SELECT * FROM `vlans` WHERE `device_id` = ?', array($device['device_id']));
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foreach ($vlans_db_raw as $vlan_db) {
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$vlans_db[$vlan_db['vlan_domain']][$vlan_db['vlan_vlan']] = $vlan_db;
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}
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unset(
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$vlans_db_raw
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);
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// Create an empty array to record what VLANs we discover this session.
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$device['vlans'] = array();
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$per_vlan_data = array(); // fill this with data for each vlan
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$valid_vlan_port = array();
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// get a map of base port to ifIndex and the inverse
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$base_to_index = array();
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$tmp_base_indexes = snmpwalk_cache_oid($device, 'dot1dBasePortIfIndex', array(), 'BRIDGE-MIB');
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// flatten the array
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foreach ($tmp_base_indexes as $index => $array) {
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$base_to_index[$index] = $array['dot1dBasePortIfIndex'];
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}
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$index_to_base = array_flip($base_to_index);
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if (file_exists(Config::get('install_dir') . "/includes/discovery/vlans/{$device['os']}.inc.php")) {
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include Config::get('install_dir') . "/includes/discovery/vlans/{$device['os']}.inc.php";
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}
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if (empty($device['vlans']) === true) {
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require 'includes/discovery/vlans/q-bridge-mib.inc.php';
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require 'includes/discovery/vlans/cisco-vtp.inc.php';
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}
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// Fetch switchport <> VLAN relationships. This is DIRTY.
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foreach ($device['vlans'] as $domain_id => $vlans) {
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foreach ($vlans as $vlan_id => $vlan) {
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// grab the populated data for this vlan
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$vlan_data = $per_vlan_data[$vlan_id];
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echo "VLAN $vlan_id \n";
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if ($vlan_data) {
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echo str_pad('dot1d id', 10).str_pad('ifIndex', 10).str_pad('Port Name', 25).str_pad('Priority', 10).str_pad('State', 15).str_pad('Cost', 10)."\n";
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}
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foreach ((array)$vlan_data as $ifIndex => $vlan_port) {
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$port = get_port_by_index_cache($device['device_id'], $ifIndex);
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echo str_pad($vlan_port_id, 10).str_pad($ifIndex, 10).str_pad($port['ifDescr'], 25).str_pad($vlan_port['dot1dStpPortPriority'], 10).str_pad($vlan_port['dot1dStpPortState'], 15).str_pad($vlan_port['dot1dStpPortPathCost'], 10);
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$db_w = array(
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'device_id' => $device['device_id'],
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'port_id' => $port['port_id'],
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'vlan' => $vlan_id,
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);
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$db_a['baseport'] = $index_to_base[$ifIndex];
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$db_a['priority'] = isset($vlan_port['dot1dStpPortPriority']) ? $vlan_port['dot1dStpPortPriority'] : 0;
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$db_a['state'] = isset($vlan_port['dot1dStpPortState']) ? $vlan_port['dot1dStpPortState'] : 'unknown';
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$db_a['cost'] = isset($vlan_port['dot1dStpPortPathCost']) ? $vlan_port['dot1dStpPortPathCost'] : 0;
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$db_a['untagged'] = isset($vlan_port['untagged']) ? $vlan_port['untagged'] : 0;
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$from_db = dbFetchRow('SELECT * FROM `ports_vlans` WHERE device_id = ? AND port_id = ? AND `vlan` = ?', array($device['device_id'], $port['port_id'], $vlan_id));
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if ($from_db['port_vlan_id']) {
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$db_id = $from_db['port_vlan_id'];
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dbUpdate($db_a, 'ports_vlans', '`port_vlan_id` = ?', array($db_id));
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echo 'Updated';
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} else {
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$db_id = dbInsert(array_merge($db_w, $db_a), 'ports_vlans');
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echo 'Inserted';
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}
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$valid_vlan_port[] = $db_id;
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echo PHP_EOL;
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}//end foreach
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}//end foreach
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}//end foreach
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// remove non-existent vlans
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foreach ($vlans_db as $domain_id => $vlans) {
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foreach ($vlans as $vlan_id => $vlan) {
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if (empty($device['vlans'][$domain_id][$vlan_id])) {
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dbDelete('vlans', '`device_id` = ? AND vlan_domain = ? AND vlan_vlan = ?', array($device['device_id'], $domain_id, $vlan_id));
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}
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}
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}
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// remove non-existent port-vlan mappings
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if (is_array($valid_vlan_port) && count($valid_vlan_port) > 0) {
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$num = dbDelete('ports_vlans', '`device_id`=? AND `port_vlan_id` NOT IN ('.join(',', $valid_vlan_port).')', array($device['device_id']));
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d_echo("Deleted $num vlan mappings\n");
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}
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unset($device['vlans']);
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unset($base_to_index, $tmp_base_indexes, $index_to_base, $per_vlan_data, $valid_vlan_port, $num);
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