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106 lines
3.9 KiB
PHP
106 lines
3.9 KiB
PHP
<?php
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// Build a dictionary of vlans in database
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use LibreNMS\Config;
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$vlans_dict = [];
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foreach (dbFetchRows('SELECT `vlan_id`, `vlan_vlan` from `vlans` WHERE `device_id` = ?', [$device['device_id']]) as $vlan_entry) {
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$vlans_dict[$vlan_entry['vlan_vlan']] = $vlan_entry['vlan_id'];
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}
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$vlans_by_id = array_flip($vlans_dict);
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// Build table of existing vlan/mac table
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$existing_fdbs = [];
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$sql_result = dbFetchRows('SELECT * FROM `ports_fdb` WHERE `device_id` = ?', [$device['device_id']]);
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foreach ($sql_result as $entry) {
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$existing_fdbs[(int) $entry['vlan_id']][$entry['mac_address']] = $entry;
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}
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$insert = []; // populate $insert with database entries
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if (file_exists(Config::get('install_dir') . "/includes/discovery/fdb-table/{$device['os']}.inc.php")) {
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require Config::get('install_dir') . "/includes/discovery/fdb-table/{$device['os']}.inc.php";
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} elseif ($device['os'] == 'ios' || $device['os'] == 'iosxe' || $device['os'] == 'nxos') {
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//ios,iosxe,nxos are all Cisco
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include Config::get('install_dir') . '/includes/discovery/fdb-table/ios.inc.php';
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}
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if (empty($insert)) {
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// Check generic Q-BRIDGE-MIB and BRIDGE-MIB
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include Config::get('install_dir') . '/includes/discovery/fdb-table/bridge.inc.php';
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}
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if (! empty($insert)) {
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$update_time_only = [];
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$now = \Carbon\Carbon::now();
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// synchronize with the database
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foreach ($insert as $vlan_id => $mac_address_table) {
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$vlan_name = $vlans_by_id[$vlan_id] ?? $vlan_id;
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echo " $vlan_name: ";
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foreach ($mac_address_table as $mac_address_entry => $entry) {
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if (isset($existing_fdbs[$vlan_id][$mac_address_entry])) {
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$new_port = $entry['port_id'];
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$port_fdb_id = $existing_fdbs[$vlan_id][$mac_address_entry]['ports_fdb_id'];
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// Sometimes new_port ends up as 0 if we didn't get a complete dot1dBasePort
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// dictionary from BRIDGE-MIB - don't write a 0 over a previously known port
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if ($existing_fdbs[$vlan_id][$mac_address_entry]['port_id'] != $new_port && $new_port != 0) {
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DB::table('ports_fdb')
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->where('ports_fdb_id', $port_fdb_id)
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->update([
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'port_id' => $new_port,
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'updated_at' => $now,
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]);
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echo 'U';
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} else {
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$update_time_only[] = $port_fdb_id;
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echo '.';
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}
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unset($existing_fdbs[$vlan_id][$mac_address_entry]);
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} else {
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if (is_null($entry['port_id'])) {
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// fix SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'port_id' cannot be null
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// If $entry['port_id'] truly is null then Illuminate throws a fatal errory and all subsequent processing stops.
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// Cisco ISO (and others) may have null ids. We still want them inserted as new
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// strings work with DB::table->insert().
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$entry['port_id'] = '';
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}
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DB::table('ports_fdb')->insert([
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'port_id' => $entry['port_id'],
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'mac_address' => $mac_address_entry,
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'vlan_id' => $vlan_id,
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'device_id' => $device['device_id'],
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'created_at' => $now,
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'updated_at' => $now,
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]);
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echo '+';
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}
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}
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echo PHP_EOL;
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}
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DB::table('ports_fdb')->whereIntegerInRaw('ports_fdb_id', $update_time_only)->update(['updated_at' => $now]);
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//We do not delete anything here, as daily.sh will take care of the cleaning.
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// Delete old entries from the database
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}
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unset(
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$vlan_entry,
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$vlans_by_id,
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$existing_fdbs,
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$portid_dict,
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$vlans_dict,
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$insert,
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$sql_result,
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$vlans,
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$port,
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$fdbPort_table,
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$entries,
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$update_time_only,
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$now
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);
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