pandorafms/pandora_console/include/functions_servers.php

469 lines
18 KiB
PHP

<?php
// Pandora FMS - http://pandorafms.com
// ==================================================
// Copyright (c) 2005-2009 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.
/**
* @package Include
* @subpackage Servers
*/
/**
* Get a server.
*
* @param int Server id to get.
* @param array Extra filter.
* @param array Fields to get.
*
* @return Server with the given id. False if not available.
*/
function get_server ($id_server, $filter = false, $fields = false) {
if (empty ($id_server))
return false;
if (! is_array ($filter))
$filter = array ();
$filter['id_server'] = $id_server;
return @db_get_row_filter ('tserver', $filter, $fields);
}
/**
* Get all the server availables.
*
* @return All the servers available.
*/
function get_server_names () {
$all_servers = @db_get_all_rows_filter ('tserver', false, array ('DISTINCT(name) as name'));
if ($all_servers === false)
return array ();
$servers = array ();
foreach ($all_servers as $server) {
$servers[$server['name']] = $server['name'];
}
return $servers;
}
/**
* This function will get several metrics from the database to get info about server performance
* @return array with several data
*/
function get_server_performance () {
global $config;
$data = array();
// For remote modules:
// Get total modules running
if ($config["realtimestats"] == 1){
$data["total_remote_modules"] = db_get_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo)
FROM tagente_modulo, tagente_estado
WHERE tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND tagente_modulo.id_modulo != 1 AND disabled = 0 AND utimestamp > 0");
}
else {
$data["total_remote_modules"] = db_get_sql ("SELECT SUM(my_modules) FROM tserver WHERE server_type != 0");
}
$data["avg_interval_remote_modules"] = db_get_sql ("SELECT AVG(module_interval)
FROM tagente_modulo, tagente_estado
WHERE tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND disabled = 0 AND id_modulo != 1 AND module_interval > 0 AND utimestamp > 0");
if ($data["total_remote_modules"] == 0)
$data["remote_modules_rate"] = 0;
else
$data["remote_modules_rate"] = $data["total_remote_modules"] / $data["avg_interval_remote_modules"];
// For local modules (ignoring local modules with custom invervals for simplicity).
if ($config["realtimestats"] == 1){
$data["total_local_modules"] = db_get_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo)
FROM tagente_modulo, tagente_estado
WHERE tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND id_modulo = 1 AND disabled = 0 AND utimestamp > 0");
}
else {
$data["total_local_modules"] = db_get_sql ("SELECT SUM(my_modules) FROM tserver WHERE server_type = 0");
}
$data["avg_interval_local_modules"] = db_get_sql ("SELECT AVG(tagente.intervalo) FROM tagente WHERE disabled = 0 AND intervalo > 0");
if ($data["avg_interval_local_modules"] > 0){
$data["local_modules_rate"] = $data["total_local_modules"] / $data["avg_interval_local_modules"];
}
else {
$data["local_modules_rate"] = 0;
}
$data["total_modules"] = $data["total_local_modules"] + $data["total_remote_modules"];
return ($data);
}
/**
* This function will get all the server information in an array or a specific server
*
* @param mixed An optional integer or array of integers to select specific servers
*
* @return mixed False in case the server doesn't exist or an array with info.
*/
function get_server_info ($id_server = -1) {
global $config;
if (is_array ($id_server)) {
$select_id = " WHERE id_server IN (".implode (",", $id_server).")";
}
elseif ($id_server > 0) {
$select_id = " WHERE id_server IN (".(int) $id_server.")";
}
else {
$select_id = "";
}
$sql = "SELECT * FROM tserver".$select_id . " ORDER BY server_type";
$result = db_get_all_rows_sql ($sql);
$time = get_system_time ();
if (empty ($result)) {
return false;
}
$return = array ();
foreach ($result as $server) {
switch ($server['server_type']) {
case 0:
$server["img"] = print_image ("images/data.png", true, array ("title" => __('Data server')));
$server["type"] = "data";
$id_modulo = 1;
break;
case 1:
$server["img"] = print_image ("images/network.png", true, array ("title" => __('Network server')));
$server["type"] = "network";
$id_modulo = 2;
break;
case 2:
$server["img"] = print_image ("images/snmp.png", true, array ("title" => __('SNMP server')));
$server["type"] = "snmp";
$id_modulo = 0;
break;
case 3:
$server["img"] = print_image ("images/recon.png", true, array ("title" => __('Recon server')));
$server["type"] = "recon";
$id_modulo = 0;
break;
case 4:
$server["img"] = print_image ("images/plugin.png", true, array ("title" => __('Plugin server')));
$server["type"] = "plugin";
$id_modulo = 4;
break;
case 5:
$server["img"] = print_image ("images/chart_bar.png", true, array ("title" => __('Prediction server')));
$server["type"] = "prediction";
$id_modulo = 5;
break;
case 6:
$server["img"] = print_image ("images/wmi.png", true, array ("title" => __('WMI server')));
$server["type"] = "wmi";
$id_modulo = 6;
break;
case 7:
$server["img"] = print_image ("images/server_export.png", true, array ("title" => __('Export server')));
$server["type"] = "export";
$id_modulo = 0;
break;
case 8:
$server["img"] = print_image ("images/page_white_text.png", true, array ("title" => __('Inventory server')));
$server["type"] = "inventory";
$id_modulo = 0;
break;
case 9:
$server["img"] = print_image ("images/world.png", true, array ("title" => __('Web server')));
$server["type"] = "web";
$id_modulo = 0;
break;
default:
$server["img"] = '';
$server["type"] = "unknown";
$id_modulo = 0;
break;
}
if ($config["realtimestats"] == 0){
// ---------------------------------------------------------------
// Take data from database if not realtime stats
// ---------------------------------------------------------------
$server["lag"] = db_get_sql ("SELECT lag_time FROM tserver WHERE id_server = ".$server["id_server"]);
$server["modulelag"] = db_get_sql ("SELECT lag_modules FROM tserver WHERE id_server = ".$server["id_server"]);
$server["modules"] = db_get_sql ("SELECT my_modules FROM tserver WHERE id_server = ".$server["id_server"]);
$server["modules_total"] = db_get_sql ("SELECT total_modules_running FROM tserver WHERE id_server = ".$server["id_server"]);
}
else {
// ---------------------------------------------------------------
// Take data in realtime
// ---------------------------------------------------------------
$server["module_lag"] = 0;
$server["lag"] = 0;
if ($server["server_type"] != 3) {
// ---------------------------------------------------------------
// Data, Plugin, WMI, Network and Others
$server["modules"] = db_get_sql ("SELECT count(tagente_estado.id_agente_modulo) FROM tagente_estado, tagente_modulo, tagente WHERE tagente.disabled=0 AND tagente_modulo.id_agente = tagente.id_agente AND tagente_modulo.disabled = 0 AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo AND tagente_estado.running_by = ".$server["id_server"]);
$server["modules_total"] = db_get_sql ("SELECT count(tagente_estado.id_agente_modulo) FROM tserver, tagente_estado, tagente_modulo, tagente WHERE tagente.disabled=0 AND tagente_modulo.id_agente = tagente.id_agente AND tagente_modulo.disabled = 0 AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo AND tagente_estado.running_by = tserver.id_server AND tserver.server_type = ".$server["server_type"]);
// Remote servers LAG Calculation (server_type != 0)
if ($server["server_type"] != 0) {
switch ($config["dbtype"]) {
case "mysql":
$result = db_get_row_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo) AS module_lag, AVG(UNIX_TIMESTAMP() - utimestamp - current_interval) AS lag FROM tagente_estado, tagente_modulo
WHERE utimestamp > 0
AND tagente_modulo.disabled = 0
AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND current_interval > 0
AND running_by = ".$server["id_server"]."
AND (UNIX_TIMESTAMP() - utimestamp) < ( current_interval * 10)
AND (UNIX_TIMESTAMP() - utimestamp) > current_interval");
break;
case "postgresql":
$result = db_get_row_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo) AS module_lag, AVG(ceil(date_part('epoch', CURRENT_TIMESTAMP)) - utimestamp - current_interval) AS lag FROM tagente_estado, tagente_modulo
WHERE utimestamp > 0
AND tagente_modulo.disabled = 0
AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND current_interval > 0
AND running_by = ".$server["id_server"]."
AND (ceil(date_part('epoch', CURRENT_TIMESTAMP)) - utimestamp) < ( current_interval * 10)
AND (ceil(date_part('epoch', CURRENT_TIMESTAMP)) - utimestamp) > current_interval");
break;
case "oracle":
$result = db_get_row_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo) AS module_lag, AVG(ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) * (86400)) - utimestamp - current_interval) AS lag FROM tagente_estado, tagente_modulo
WHERE utimestamp > 0
AND tagente_modulo.disabled = 0
AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND current_interval > 0
AND running_by = ".$server["id_server"]."
AND (ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) * (86400)) - utimestamp) < ( current_interval * 10)
AND (ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) - utimestamp) * (86400)) > current_interval");
break;
}
}
else {
// Local/Dataserver server LAG calculation:
switch ($config["dbtype"]) {
case "mysql":
$result = db_get_row_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo) AS module_lag, AVG(UNIX_TIMESTAMP() - utimestamp - current_interval) AS lag FROM tagente_estado, tagente_modulo
WHERE utimestamp > 0
AND tagente_modulo.disabled = 0
AND tagente_modulo.id_tipo_modulo < 5
AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND current_interval > 0
AND (UNIX_TIMESTAMP() - utimestamp) < ( current_interval * 10)
AND running_by = ".$server["id_server"]."
AND (UNIX_TIMESTAMP() - utimestamp) > (current_interval * 1.1)");
break;
case "postgresql":
$result = db_get_row_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo) AS module_lag, AVG(ceil(date_part('epoch', CURRENT_TIMESTAMP)) - utimestamp - current_interval) AS lag FROM tagente_estado, tagente_modulo
WHERE utimestamp > 0
AND tagente_modulo.disabled = 0
AND tagente_modulo.id_tipo_modulo < 5
AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND current_interval > 0
AND (ceil(date_part('epoch', CURRENT_TIMESTAMP)) - utimestamp) < ( current_interval * 10)
AND running_by = ".$server["id_server"]."
AND (ceil(date_part('epoch', CURRENT_TIMESTAMP)) - utimestamp) > (current_interval * 1.1)");
break;
case "oracle":
$result = db_get_row_sql ("SELECT COUNT(tagente_modulo.id_agente_modulo) AS module_lag, AVG(ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) * (86400)) - utimestamp - current_interval) AS lag FROM tagente_estado, tagente_modulo
WHERE utimestamp > 0
AND tagente_modulo.disabled = 0
AND tagente_modulo.id_tipo_modulo < 5
AND tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND current_interval > 0
AND (ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) * (86400)) - utimestamp) < ( current_interval * 10)
AND running_by = ".$server["id_server"]."
AND (ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) * (86400)) - utimestamp) > (current_interval * 1.1)");
break;
}
}
// Lag over current_interval * 2 is not lag, it's a timed out module
if (!empty ($result["lag"])) {
$server["lag"] = $result["lag"];
}
if (!empty ($result["module_lag"])) {
$server["module_lag"] = $result["module_lag"];
}
// ---------------------------------------------------------------
// Recon server only
// ---------------------------------------------------------------
}
elseif ($server["server_type"] == 3) {
$server["name"] = '<a href="index.php?sec=estado_server&amp;sec2=operation/servers/view_server_detail&amp;server_id='.$server["id_server"].'">'.$server["name"].'</a>';
//Total jobs running on this recon server
$server["modules"] = db_get_sql ("SELECT COUNT(id_rt) FROM trecon_task WHERE id_recon_server = ".$server["id_server"]);
//Total recon jobs (all servers)
$server["modules_total"] = db_get_sql ("SELECT COUNT(status) FROM trecon_task");
//Lag (take average active time of all active tasks)
$server["module_lag"] = 0;
switch ($config["dbtype"]) {
case "mysql":
$server["lag"] = db_get_sql ("SELECT UNIX_TIMESTAMP() - utimestamp from trecon_task WHERE UNIX_TIMESTAMP() > (utimestamp + interval_sweep) AND id_recon_server = ".$server["id_server"]);
$server["module_lag"] = db_get_sql ("SELECT COUNT(id_rt) FROM trecon_task WHERE UNIX_TIMESTAMP() > (utimestamp + interval_sweep) AND id_recon_server = ".$server["id_server"]);
break;
case "postgresql":
$server["lag"] = db_get_sql ("SELECT ceil(date_part('epoch', CURRENT_TIMESTAMP)) - utimestamp from trecon_task WHERE ceil(date_part('epoch', CURRENT_TIMESTAMP)) > (utimestamp + interval_sweep) AND id_recon_server = ".$server["id_server"]);
$server["module_lag"] = db_get_sql ("SELECT COUNT(id_rt) FROM trecon_task WHERE ceil(date_part('epoch', CURRENT_TIMESTAMP)) > (utimestamp + interval_sweep) AND id_recon_server = ".$server["id_server"]);
break;
case "oracle":
$server["lag"] = db_get_sql ("SELECT ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) * (86400)) - utimestamp from trecon_task WHERE ceil((sysdate - to_date('19700101000000','YYYYMMDDHH24MISS')) * (86400)) > (utimestamp + interval_sweep) AND id_recon_server = ".$server["id_server"]);
$server["module_lag"] = db_get_sql ("SELECT COUNT(id_rt) FROM trecon_task WHERE ceil(date_part('epoch', CURRENT_TIMESTAMP)) > (utimestamp + interval_sweep) AND id_recon_server = ".$server["id_server"]);
break;
}
} // recon
} // Take data for realtime mode
if (isset($server["module_lag"]))
$server["lag_txt"] = ($server["lag"] == 0 ? '-' : human_time_description_raw ($server["lag"])) . " / ". $server["module_lag"];
else
$server["lag_txt"] = "";
if ($server["modules_total"] > 0) {
$server["load"] = round ($server["modules"] / $server["modules_total"] * 100);
} else {
$server["load"] = 0;
}
//Push the raw data on the return stack
$return[$server["id_server"]] = $server;
} // Main foreach
return $return;
}
/**
* Get the server name.
*
* @param int Server id.
*
* @return string Name of the given server
*/
function get_server_name ($id_server) {
return (string) db_get_value ('name', 'tserver', 'id_server', (int) $id_server);
}
/**
* Return a string containing image tag for a given target id (server)
* TODO: Make this print_servertype_icon and move to functions_ui.php. Make XHTML compatible. Make string translatable
*
* @deprecated Use print_servertype_icon instead
*
* @param int Server type id
*
* @return string Fully formatted IMG HTML tag with icon
*/
function show_server_type ($id) {
global $config;
switch ($id) {
case 1:
return print_image("images/database.png", true, array("title" => "Pandora FMS Data server"));
break;
case 2:
return print_image("images/network.png", true, array("title" => "Pandora FMS Network server"));
break;
case 4:
return print_image("images/plugin.png", true, array("title" => "Pandora FMS Plugin server"));
break;
case 5:
return print_image("images/chart_bar.png", true, array("title" => "Pandora FMS Prediction server"));
break;
case 6:
return print_image("images/wmi.png", true, array("title" => "Pandora FMS WMI server"));
break;
case 7:
return print_image("images/server_web.png", true, array("title" => "Pandora FMS WEB server"));
break;
default:
return "--";
break;
}
}
/**
* Get the numbers of servers up.
*
* This check assumes that server_keepalive should be at least 15 minutes.
*
* @return int The number of servers alive.
*/
function check_server_status () {
global $config;
switch ($config["dbtype"]) {
case "mysql":
$sql = "SELECT COUNT(id_server) FROM tserver WHERE status = 1 AND keepalive > NOW() - INTERVAL 15 MINUTE";
break;
case "postgresql":
$sql = "SELECT COUNT(id_server) FROM tserver WHERE status = 1 AND keepalive > NOW() - INTERVAL '15 MINUTE'";
break;
case "oracle":
$sql = "SELECT COUNT(id_server) FROM tserver WHERE status = 1 AND keepalive > systimestamp - INTERVAL '15' MINUTE";
break;
}
$status = (int) db_get_sql ($sql); //Cast as int will assure a number value
// This function should just ack of server down, not set it down.
return $status;
}
/**
* @deprecated use get_server_info instead
* Get statistical information for a given server
*
* @param int Server id to get status.
*
* @return array Server info array
*/
function server_status ($id_server) {
$serverinfo = get_server_info ($id_server);
return $serverinfo[$id_server];
}
?>