506 lines
14 KiB
PHP
506 lines
14 KiB
PHP
<?php
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// Pandora FMS - https://pandorafms.com
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// ==================================================
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// Copyright (c) 2005-2023 Pandora FMS
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// Please see https://pandorafms.com/community/ for full contribution list
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation; version 2
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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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* Generates a trap
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*
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* @param string Destiny host address.
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* @param string Snmp community.
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* @param string Snmp OID.
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* @param string Snmp agent.
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* @param string Data of the trap.
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* @param string Snmp especific OID.
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*/
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function snmp_generate_trap($snmp_host_address, $snmp_community, $snmp_oid, $snmp_agent, $snmp_data, $snmp_type)
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{
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global $config;
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// Call snmptrap
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if (empty($config['snmptrap'])) {
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switch (PHP_OS) {
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case 'FreeBSD':
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$snmptrap_bin = '/usr/local/bin/snmptrap';
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break;
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case 'NetBSD':
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$snmptrap_bin = '/usr/pkg/bin/snmptrap';
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break;
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default:
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$snmptrap_bin = strtoupper(substr(PHP_OS, 0, 3)) === 'WIN' ? 'C:\Windows\snmptrap.exe' : 'snmptrap';
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break;
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}
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} else {
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$snmptrap_bin = $config['snmptrap'];
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}
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$command = "$snmptrap_bin -v 1 -c ".escapeshellarg($snmp_community).' '.escapeshellarg($snmp_host_address).' '.escapeshellarg($snmp_oid).' '.escapeshellarg($snmp_agent).' '.escapeshellarg($snmp_type).' '.escapeshellarg($snmp_data).' 0 2>&1';
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$output = null;
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exec($command, $output, $return);
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if ($return == 0) {
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return true;
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} else {
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return implode(' ', $output);
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}
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}
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function snmp_get_default_translations()
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{
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$return = [];
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$return['.1.3.6.1.4.1.2021.10.1.5.1'] = [
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'description' => __('Load Average (Last minute)'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.10.1.5.2'] = [
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'description' => __('Load Average (Last 5 minutes)'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.10.1.5.3'] = [
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'description' => __('Load Average (Last 15 minutes)'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.4.3.0'] = [
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'description' => __('Total Swap Size configured for the host'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.4.4.0'] = [
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'description' => __('Available Swap Space on the host'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.4.5.0'] = [
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'description' => __('Total Real/Physical Memory Size on the host'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.4.6.0'] = [
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'description' => __('Available Real/Physical Memory Space on the host'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.4.11.0'] = [
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'description' => __('Total Available Memory on the host'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.4.15.0'] = [
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'description' => __('Total Cached Memory'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.4.14.0'] = [
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'description' => __('Total Buffered Memory'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.3.0'] = [
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'description' => __('Amount of memory swapped in from disk (kB/s)'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.4.0'] = [
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'description' => __('Amount of memory swapped to disk (kB/s)'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.57.0'] = [
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'description' => __('Number of blocks sent to a block device'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.58.0'] = [
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'description' => __('Number of blocks received from a block device'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.59.0'] = [
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'description' => __('Number of interrupts processed'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.60.0'] = [
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'description' => __('Number of context switches'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.50.0'] = [
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'description' => __('user CPU time'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.52.0'] = [
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'description' => __('system CPU time'),
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'post_process' => '1',
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];
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$return['.1.3.6.1.4.1.2021.11.53.0'] = [
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'description' => __('idle CPU time'),
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'post_process' => '1',
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];
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$return['1.3.6.1.2.1.1.3.0'] = [
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'description' => __('system Up time'),
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'post_process' => '0.00000011574074',
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];
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return $return;
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}
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function snmp_get_user_translations()
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{
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$row = db_get_row('tconfig', 'token', 'snmp_translations');
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if (empty($row)) {
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db_process_sql_insert(
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'tconfig',
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[
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'token' => 'snmp_translations',
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'value' => json_encode([]),
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]
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);
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$return = [];
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} else {
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$return = json_decode($row['value'], true);
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}
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return $return;
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}
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function snmp_get_translation_wizard()
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{
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$return = [];
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$snmp_default_translations = snmp_get_default_translations();
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$snmp_user_translations = snmp_get_user_translations();
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foreach ($snmp_default_translations as $oid => $translation) {
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$return[$oid] = array_merge($translation, ['readonly' => 1]);
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}
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foreach ($snmp_user_translations as $oid => $translation) {
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$return[$oid] = array_merge($translation, ['readonly' => 0]);
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}
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return $return;
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}
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function snmp_save_translation($oid, $description, $post_process)
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{
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$row = db_get_row('tconfig', 'token', 'snmp_translations');
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if (empty($row)) {
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db_process_sql_insert(
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'tconfig',
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[
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'token' => 'snmp_translations',
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'value' => json_encode([]),
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]
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);
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$snmp_translations = [];
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} else {
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$snmp_translations = json_decode($row['value'], true);
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}
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if (isset($snmp_translations[$oid])) {
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// exists the oid
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return false;
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} else {
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$snmp_translations[$oid] = [
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'description' => $description,
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'post_process' => $post_process,
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];
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return (bool) db_process_sql_update(
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'tconfig',
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['value' => json_encode($snmp_translations)],
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['token' => 'snmp_translations']
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);
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}
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}
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function snmp_delete_translation($oid)
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{
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$row = db_get_row('tconfig', 'token', 'snmp_translations');
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if (empty($row)) {
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db_process_sql_insert(
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'tconfig',
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[
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'token' => 'snmp_translations',
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'value' => json_encode([]),
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]
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);
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$snmp_translations = [];
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} else {
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$snmp_translations = json_decode($row['value'], true);
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}
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if (isset($snmp_translations[$oid])) {
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unset($snmp_translations[$oid]);
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return (bool) db_process_sql_update(
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'tconfig',
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['value' => json_encode($snmp_translations)],
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['token' => 'snmp_translations']
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);
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} else {
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// exists the oid
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return false;
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}
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}
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function snmp_get_translation($oid)
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{
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$snmp_translations = snmp_get_translation_wizard();
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return $snmp_translations[$oid];
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}
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function snmp_update_translation($oid, $new_oid, $description, $post_process)
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{
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$row = db_get_row('tconfig', 'token', 'snmp_translations');
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if (empty($row)) {
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db_process_sql_insert(
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'tconfig',
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[
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'token' => 'snmp_translations',
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'value' => json_encode([]),
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]
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);
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$snmp_translations = [];
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} else {
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$snmp_translations = json_decode($row['value'], true);
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}
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if (isset($snmp_translations[$new_oid])) {
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return false;
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} else {
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if (isset($snmp_translations[$oid])) {
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unset($snmp_translations[$oid]);
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$snmp_translations[$new_oid] = [
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'description' => $description,
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'post_process' => $post_process,
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];
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return (bool) db_process_sql_update(
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'tconfig',
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['value' => json_encode($snmp_translations)],
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['token' => 'snmp_translations']
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);
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} else {
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return false;
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}
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}
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}
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/*
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* Print the event filter tag cloud (enterprise feature)
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* @param $filter_resume: Array with the active filters
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* @param $filter_refs: Array of all arrays to humanize some tags
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*/
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function print_snmp_tags_active_filters($filter_resume=[])
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{
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global $config;
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$tags_set = [];
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// Alert
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if (isset($filter_resume['filter_fired'])) {
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array_push(
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$tags_set,
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[
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'title' => __('Alert'),
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'value' => $filter_resume['filter_fired'],
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]
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);
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}
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// Severity
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if (isset($filter_resume['filter_severity'])) {
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array_push(
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$tags_set,
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[
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'title' => __('Severity'),
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'value' => $filter_resume['filter_severity'],
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]
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);
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}
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// Pagination
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if ($filter_resume['pagination'] == '') {
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$filter_resume['pagination'] = $config['block_size'];
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}
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array_push(
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$tags_set,
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[
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'title' => __('Pagination'),
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'value' => $filter_resume['pagination'],
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]
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);
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// Free search
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if (isset($filter_resume['free_search_string']) && $filter_resume['free_search_string'] != '') {
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array_push(
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$tags_set,
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[
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'title' => __('Search'),
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'value' => $filter_resume['free_search_string'],
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]
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);
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}
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// Status
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if (isset($filter_resume['filter_status']) && $filter_resume['filter_status'] != '') {
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array_push(
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$tags_set,
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[
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'title' => __('Status'),
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'value' => $filter_resume['filter_status'],
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]
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);
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}
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// Group by
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if (isset($filter_resume['group_by'])) {
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if ($filter_resume['group_by'] == 0) {
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array_push(
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$tags_set,
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[
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'title' => __('Group by Enterprise String / IP'),
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'value' => __('No'),
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]
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);
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} else {
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array_push(
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$tags_set,
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[
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'title' => __('Group by Enterprise String / IP'),
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'value' => __('Yes'),
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]
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);
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}
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}
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// Date from
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if (isset($filter_resume['hours_ago']) === true) {
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array_push(
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$tags_set,
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[
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'title' => __('Max. hours old'),
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'value' => $filter_resume['hours_ago'].' '.__('hours'),
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]
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);
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}
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// Date to
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if (isset($filter_resume['date_to_trap']) && $filter_resume['date_to_trap'] != '') {
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if (isset($filter_resume['time_to_trap']) && $filter_resume['time_to_trap'] != '') {
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array_push(
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$tags_set,
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[
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'title' => __('To'),
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'value' => $filter_resume['date_to_trap'].' '.$filter_resume['time_to_trap'],
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]
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);
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} else {
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array_push(
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$tags_set,
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[
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'title' => __('To'),
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'value' => $filter_resume['date_to_trap'],
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]
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);
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}
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}
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// Trap type
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if (isset($filter_resume['trap_type'])) {
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array_push(
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$tags_set,
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[
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'title' => __('Trap type'),
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'value' => $filter_resume['trap_type'],
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]
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);
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}
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$title = '';
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if (!$config['pure']) {
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$title = isset($filter_resume['title']) ? __('Active filter').' ('.$filter_resume['title'].')' : __('Active filters');
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}
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if (count($filter_resume) > 0) {
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ui_print_tags_view($title, $tags_set);
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}
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}
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/**
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* Retunr module type for snmp data type
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*
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* @param [type] $snmp_data_type
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* @return void
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*/
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function snmp_module_get_type(string $snmp_data_type)
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{
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if (preg_match('/INTEGER/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/Integer32/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/octect string/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/bits/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/object identifier/i', $snmp_data_type)) {
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$type = 'remote_snmp_string';
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} else if (preg_match('/IpAddress/i', $snmp_data_type)) {
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$type = 'remote_snmp_string';
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} else if (preg_match('/Counter/i', $snmp_data_type)) {
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$type = 'remote_snmp_inc';
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} else if (preg_match('/Counter32/i', $snmp_data_type)) {
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$type = 'remote_snmp_inc';
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} else if (preg_match('/Gauge/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/Gauge32/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/Gauge64/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/Unsigned32/i', $snmp_data_type)) {
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$type = 'remote_snmp_inc';
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} else if (preg_match('/TimeTicks/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/Opaque/i', $snmp_data_type)) {
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$type = 'remote_snmp_string';
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} else if (preg_match('/Counter64/i', $snmp_data_type)) {
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$type = 'remote_snmp_inc';
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} else if (preg_match('/UInteger32/i', $snmp_data_type)) {
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$type = 'remote_snmp';
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} else if (preg_match('/BIT STRING/i', $snmp_data_type)) {
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$type = 'remote_snmp_string';
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} else if (preg_match('/STRING/i', $snmp_data_type)) {
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$type = 'remote_snmp_string';
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} else {
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$type = 'remote_snmp_string';
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}
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if (!$type) {
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$type = 'remote_snmp';
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}
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$type_id = modules_get_type_id($type);
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return $type_id;
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}
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