pandorafms/pandora_console/include/functions_snmp.php

283 lines
7.5 KiB
PHP

<?php
// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2011 Artica Soluciones Tecnologicas
// Please see http://pandorafms.org for full contribution list
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; version 2
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
/**
* Generates a trap
*
* @param string Destiny host address.
* @param string Snmp community.
* @param string Snmp OID.
* @param string Snmp agent.
* @param string Data of the trap.
* @param string Snmp especific OID.
*/
function snmp_generate_trap($snmp_host_address, $snmp_community, $snmp_oid, $snmp_agent, $snmp_data, $snmp_type) {
// Call snmptrap
if (empty($config['snmptrap'])) {
switch (PHP_OS) {
case "FreeBSD":
$snmptrap_bin = '/usr/local/bin/snmptrap';
break;
case "NetBSD":
$snmptrap_bin = '/usr/pkg/bin/snmptrap';
break;
default:
$snmptrap_bin = 'snmptrap';
break;
}
}
else {
$snmptrap_bin = $config['snmptrap'];
}
$command = "$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";
$output = null;
exec($command, $output, $return);
if ($return == 0) {
return true;
}
else {
return implode(' ', $output);
}
}
function snmp_get_default_translations() {
$return = array();
$return['.1.3.6.1.4.1.2021.10.1.5.1'] = array(
'description' => __('Load Average (Last minute)'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.10.1.5.2'] = array(
'description' => __('Load Average (Last 5 minutes)'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.10.1.5.3'] = array(
'description' => __('Load Average (Last 15 minutes)'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.4.3.0'] = array(
'description' => __('Total Swap Size configured for the host'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.4.4.0'] = array(
'description' => __('Available Swap Space on the host'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.4.5.0'] = array(
'description' => __('Total Real/Physical Memory Size on the host'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.4.6.0'] = array(
'description' => __('Available Real/Physical Memory Space on the host'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.4.11.0'] = array(
'description' => __('Total Available Memory on the host'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.4.15.0'] = array(
'description' => __('Total Cached Memory'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.4.14.0'] = array(
'description' => __('Total Buffered Memory'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.3.0'] = array(
'description' => __('Amount of memory swapped in from disk (kB/s)'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.4.0'] = array(
'description' => __('Amount of memory swapped to disk (kB/s)'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.57.0'] = array(
'description' => __('Number of blocks sent to a block device'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.58.0'] = array(
'description' => __('Number of blocks received from a block device'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.59.0'] = array(
'description' => __('Number of interrupts processed'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.60.0'] = array(
'description' => __('Number of context switches'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.50.0'] = array(
'description' => __('user CPU time'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.52.0'] = array(
'description' => __('system CPU time'),
'post_process' => '1'
);
$return['.1.3.6.1.4.1.2021.11.53.0'] = array(
'description' => __('idle CPU time'),
'post_process' => '1'
);
$return['1.3.6.1.2.1.1.3.0'] = array(
'description' => __('system Up time'),
'post_process' => '0.00000011574074'
);
return $return;
}
function snmp_get_user_translations() {
$row = db_get_row('tconfig', 'token', 'snmp_translations');
if (empty($row)) {
db_process_sql_insert('tconfig',
array('token' => 'snmp_translations',
'value' => json_encode(array())));
$return = array();
}
else {
$return = json_decode($row['value'], true);
}
return $return;
}
function snmp_get_translation_wizard() {
$return = array();
$snmp_default_translations = snmp_get_default_translations();
$snmp_user_translations = snmp_get_user_translations();
foreach ($snmp_default_translations as $oid => $translation) {
$return[$oid] = array_merge($translation, array('readonly' => 1));
}
foreach ($snmp_user_translations as $oid => $translation) {
$return[$oid] = array_merge($translation, array('readonly' => 0));
}
return $return;
}
function snmp_save_translation($oid, $description, $post_process) {
$row = db_get_row('tconfig', 'token', 'snmp_translations');
if (empty($row)) {
db_process_sql_insert('tconfig',
array('token' => 'snmp_translations',
'value' => json_encode(array())));
$snmp_translations = array();
}
else {
$snmp_translations = json_decode($row['value'], true);
}
if (isset($snmp_translations[$oid])) {
// exists the oid
return false;
}
else {
$snmp_translations[$oid] = array(
'description' => $description,
'post_process' => $post_process
);
return (bool)db_process_sql_update('tconfig',
array('value' => json_encode($snmp_translations)),
array('token' => 'snmp_translations'));
}
}
function snmp_delete_translation($oid) {
$row = db_get_row('tconfig', 'token', 'snmp_translations');
if (empty($row)) {
db_process_sql_insert('tconfig',
array('token' => 'snmp_translations',
'value' => json_encode(array())));
$snmp_translations = array();
}
else {
$snmp_translations = json_decode($row['value'], true);
}
if (isset($snmp_translations[$oid])) {
unset($snmp_translations[$oid]);
return (bool)db_process_sql_update('tconfig',
array('value' => json_encode($snmp_translations)),
array('token' => 'snmp_translations'));
}
else {
// exists the oid
return false;
}
}
function snmp_get_translation($oid) {
$snmp_translations = snmp_get_translation_wizard();
return $snmp_translations[$oid];
}
function snmp_update_translation($oid, $new_oid, $description, $post_process) {
$row = db_get_row('tconfig', 'token', 'snmp_translations');
if (empty($row)) {
db_process_sql_insert('tconfig',
array('token' => 'snmp_translations',
'value' => json_encode(array())));
$snmp_translations = array();
}
else {
$snmp_translations = json_decode($row['value'], true);
}
if (isset($snmp_translations[$new_oid])) {
return false;
}
else {
if (isset($snmp_translations[$oid])) {
unset($snmp_translations[$oid]);
$snmp_translations[$new_oid] = array(
'description' => $description,
'post_process' => $post_process
);
return (bool)db_process_sql_update('tconfig',
array('value' => json_encode($snmp_translations)),
array('token' => 'snmp_translations'));
}
else {
return false;
}
}
}
?>