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pandorafms/pandora_console/include/functions_db.php

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<?php
// Pandora FMS - the Flexible Monitoring System
// ============================================
// Copyright (c) 2008 Artica Soluciones Tecnologicas, http://www.artica.es
// Please see http://pandora.sourceforge.net 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 (LGPL)
// as published by the Free Software Foundation for 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.
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
/**
* Check if login session variables are set.
*
* It will stop the execution if those variables were not set
*
* @return bool 0 on success exit() on no success
*/
function check_login () {
global $config;
if (! isset ($config["homedir"])) {
// No exists $config. Exit inmediatly
include("general/noaccess.php");
exit;
}
if ((isset($_SESSION["id_usuario"])) AND ($_SESSION["id_usuario"] != "")) {
$id = get_db_value("id_usuario","tusuario","id_usuario",$_SESSION["id_usuario"]);
if ( $_SESSION["id_usuario"] == $id) {
return 0;
}
}
audit_db ("N/A", getenv ("REMOTE_ADDR"), "No session", "Trying to access without a valid session");
include ($config["homedir"]."/general/noaccess.php");
exit;
}
/**
* Check access privileges to resources
*
* Access can be:
* IR - Incident Read
* IW - Incident Write
* IM - Incident Management
* AR - Agent Read
* AW - Agent Write
* LW - Alert Write
* UM - User Management
* DM - DB Management
* LM - Alert Management
* PM - Pandora Management
*
* @param int $id_user User id
* @param int $id_group Agents group id
* @param string $access Access privilege
*
* @return bool 1 if the user has privileges, 0 if not.
*/
function give_acl ($id_user, $id_group, $access) {
// IF user is level = 1 then always return 1
global $config;
$nivel = get_db_value("nivel","tusuario","id_usuario",$id_user);
if ($nivel == 1) {
return 1;
//Apparently nivel is 1 if user has full admin access
}
//Joined multiple queries into one. That saves on the query overhead and query cache.
if ($id_group == 0) {
$query1=sprintf("SELECT tperfil.incident_view,tperfil.incident_edit,tperfil.incident_management,tperfil.agent_view,tperfil.agent_edit,tperfil.alert_edit,tperfil.alert_management,tperfil.pandora_management,tperfil.db_management,tperfil.user_management FROM tusuario_perfil,tperfil WHERE tusuario_perfil.id_perfil = tperfil.id_perfil AND tusuario_perfil.id_usuario = '%s'", $id_user);
//GroupID = 0, access doesnt matter (use with caution!) - Any user gets access to group 0
} else {
$query1=sprintf("SELECT tperfil.incident_view,tperfil.incident_edit,tperfil.incident_management,tperfil.agent_view,tperfil.agent_edit,tperfil.alert_edit,tperfil.alert_management,tperfil.pandora_management,tperfil.db_management,tperfil.user_management FROM tusuario_perfil,tperfil WHERE tusuario_perfil.id_perfil = tperfil.id_perfil
AND tusuario_perfil.id_usuario = '%s' AND (tusuario_perfil.id_grupo = %d OR tusuario_perfil.id_grupo= 1)", $id_user, $id_group);
}
$rowdup = get_db_all_rows_sql ($query1);
$result = 0;
if (!$rowdup)
return $result;
foreach($rowdup as $row) {
// For each profile for this pair of group and user do...
switch ($access) {
case "IR":
$result += $row["incident_view"];
break;
case "IW":
$result += $row["incident_edit"];
break;
case "IM":
$result += $row["incident_management"];
break;
case "AR":
$result += $row["agent_view"];
break;
case "AW":
$result += $row["agent_edit"];
break;
case "LW":
$result += $row["alert_edit"];
break;
case "LM":
$result += $row["alert_management"];
break;
case "PM":
$result += $row["pandora_management"];
break;
case "DM":
$result += $row["db_management"];
break;
case "UM":
$result += $row["user_management"];
break;
}
}
if ($result > 1)
$result = 1;
return $result;
}
/**
* Adds an audit log entry.
*
* @param string $id User id
* @param string $ip Client IP
* @param string $accion Action description
* @param string $descripcion Long action description
*/
function audit_db ($id, $ip, $accion, $descripcion){
$accion = safe_input($accion);
$descripcion = safe_input($descripcion);
$sql = sprintf ("INSERT INTO tsesion (ID_usuario, accion, fecha, IP_origen,descripcion, utimestamp) VALUES ('%s','%s',NOW(),'%s','%s',UNIX_TIMESTAMP(NOW()))",$id,$accion,$ip,$descripcion);
process_sql ($sql);
}
/**
* Log in a user into Pandora.
*
* @param string $id_user User id
* @param string $ip Client user IP address.
*/
function logon_db ($id_user, $ip) {
audit_db ($id_user, $ip, "Logon", "Logged in");
// Update last registry of user to set last logon. How do we audit when the user was created then?
$sql = sprintf ("UPDATE tusuario SET fecha_registro = NOW() WHERE id_usuario = '%s'", $id_user);
process_sql ($sql);
}
/**
* Log out a user into Pandora.
*
* @param string $id_user User id
* @param string $ip Client user IP address.
*/
function logoff_db ($id_user, $ip) {
audit_db ($id_user, $ip, "Logoff", "Logged out");
}
/**
* Get profile name from id.
*
* @param int $id_profile Id profile in tperfil
*
* @return string Profile name of the given id
*/
function dame_perfil ($id_profile) {
return (string) get_db_value ('name', 'tperfil', 'id_perfil', (int) $id_profile);
}
/**
* Get disabled field of a group
*
* @param int id_group Group id
*
* @return bool Disabled field of given group
*/
function give_disabled_group ($id_group) {
return (bool) get_db_value ('disabled', 'tgrupo', 'id_grupo', (int) $id_group);
}
/**
* Get all the agents within a group(s). For non-godmode usage get_user_groups should be used.
*
* @param mixed $id_group Group id or an array of ID's. If nothing is selected, it will select all
*
* @param bool $disabled Add disabled agents to agents. Default: False.
*
* @param string $case Which case to return the agentname as (lower, upper, none)
*
* @return array An array with all agents in the group or an empty array
*/
function get_group_agents ($id_group = 0, $disabled = false, $case = "lower") {
$id_group = safe_int ($id_group, 1);
//If id_group is an array, then
if (empty ($id_group) || in_array (1, (array) $id_group)) {
//If All is included in the group list, just select All
$id_group = 1;
} else {
//If All is not included, select what we need
$id_group = implode (",", (array) $id_group);
}
/* 'All' group must return all agents */
$search = '';
if (!empty ($id_group) && $id_group > 1) {
$search .= sprintf (' WHERE id_grupo IN (%s)', $id_group);
}
if ($disabled !== false) {
$search .= (($search == '') ? ' WHERE' : ' AND' ).' disabled = 0';
}
$sql = sprintf ("SELECT id_agente, nombre FROM tagente%s ORDER BY nombre", $search);
$result = get_db_all_rows_sql ($sql);
if ($result === false)
return array (); //Return an empty array
$agents = array ();
foreach ($result as $row) {
switch ($case) {
case "lower":
$agents[$row["id_agente"]] = mb_strtolower ($row["nombre"],"UTF-8");
break;
case "upper":
$agents[$row["id_agente"]] = mb_strtoupper ($row["nombre"],"UTF-8");
break;
default:
$agents[$row["id_agente"]] = $row["nombre"];
}
}
return ($agents);
}
/**
* Get all the modules in an agent. If an empty list is passed it will select all
*
* @param mixed Agent id to get modules. It can also be an array of agent id's.
* @param mixed Array, comma delimited list or singular value of rows to
* select. If nothing is specified, nombre will be selected.
*
* @return array An array with all modules in the agent.
* If multiple rows are selected, they will be in an array
*/
function get_agent_modules ($id_agent, $details = false) {
$id_agent = safe_int ($id_agent, 1);
if (empty ($id_agent)) {
$filter = '';
} else {
$filter = sprintf (' WHERE id_agente IN (%s)', implode (",", (array) $id_agent));
}
if (empty ($details)) {
$details = "nombre";
} else {
$details = safe_input ($details);
}
$sql = sprintf ('SELECT id_agente_modulo,%s
FROM tagente_modulo
%s
ORDER BY nombre',
implode (",", (array) $details),
$filter);
$result = get_db_all_rows_sql ($sql);
if (empty ($result)) {
return array ();
}
$modules = array ();
foreach ($result as $row) {
if (is_array ($details)) {
//Just stack the information in array by ID
$modules[$row['id_agente_modulo']] = $row;
} else {
$modules[$row['id_agente_modulo']] = $row[$details];
}
}
return $modules;
}
/**
* Get all the simple alerts of an agent.
*
* @param int Agent id
* @param string Filter on "fired", "notfired" or "disabled". Any other value
* will not do any filter.
*
* @return array All simple alerts defined for an agent. Empty array if no
* alerts found.
*/
function get_agent_alerts_simple ($id_agent, $filter = false) {
switch ($filter) {
case "notfired":
$filter = ' AND times_fired = 0 AND disable = 0';
break;
case "fired":
$filter = ' AND times_fired > 0 AND disable = 0';
break;
case "disabled":
$filter = ' AND disable = 1';
break;
default:
$filter = '';
}
$sql = sprintf ("SELECT talerta_agente_modulo.*
FROM talerta_agente_modulo, tagente_modulo
WHERE talerta_agente_modulo.id_agente_modulo = tagente_modulo.id_agente_modulo
AND tagente_modulo.id_agente = %d %s",
$id_agent, $filter);
$alerts = get_db_all_rows_sql ($sql);
if ($alerts === false)
return array ();
return $alerts;
}
/**
* Get all the combined alerts of an agent.
*
* @param int $id_agent Agent id
*
* @return array An array with all combined alerts defined for an agent.
*/
function get_agent_alerts_combined ($id_agent, $filter = false) {
switch ($filter) {
case "notfired":
$filter = ' AND times_fired = 0 AND disable = 0';
break;
case "fired":
$filter = ' AND times_fired > 0 AND disable = 0';
break;
case "disabled":
$filter = ' AND disable = 1';
break;
default:
$filter = '';
}
$sql = sprintf ("SELECT * FROM talerta_agente_modulo WHERE id_agent = %d%s", $id_agent, $filter);
$alerts = get_db_all_rows_sql ($sql);
if ($alerts === false)
return array ();
return $alerts;
}
/**
* Get all the alerts of an agent, simple and combined.
*
* @param int $id_agent Agent id
*
* @return array An array with all alerts defined for an agent.
*/
function get_agent_alerts ($id_agent, $filter = false) {
$simple_alerts = get_agent_alerts_simple ($id_agent, $filter);
$combined_alerts = get_agent_alerts_combined ($id_agent, $filter);
return array_merge ($simple_alerts, $combined_alerts);
}
/**
* Get a list of the reports the user can view.
*
* A user can view a report by two ways:
* - The user created the report (id_user field in treport)
* - The report is not private and the user has reading privileges on
* the group associated to the report
*
* @param string $id_user User id
*
* @return array An array with all the reports the user can view.
*/
function get_reports ($id_user) {
$user_reports = array ();
$all_reports = get_db_all_rows_in_table ('treport', 'name');
if ($all_reports === false) {
return $user_reports;
}
foreach ($all_reports as $report) {
/* The report is private and it does not belong to the user */
if ($report['private'] && $report['id_user'] != $id_user)
continue;
/* Check ACL privileges on report group */
if (! give_acl ($id_user, $report['id_group'], 'AR'))
continue;
array_push ($user_reports, $report);
}
return $user_reports;
}
/**
* Get group icon from group.
*
* @param int id_group Id group to get the icon
*
* @return string Icon path of the given group
*/
function dame_grupo_icono ($id_group) {
return (string) get_db_value ('icon', 'tgrupo', 'id_grupo', (int) $id_group);
}
/**
* Get agent id from an agent name.
*
* @param string $agent_name Agent name to get its id.
*
* @return int Id from the agent of the given name.
*/
function dame_agente_id ($agent_name) {
return (int) get_db_value ('id_agente', 'tagente', 'nombre', $agent_name);
}
/**
* Get name of an agent.
*
* @param int $id_agent Agent id.
* @param string $case Case (upper, lower, none)
*
* @return string Name of the given agent.
*/
function get_agent_name ($id_agent, $case = "upper") {
$agent = (string) get_db_value ('nombre', 'tagente', 'id_agente', (int) $id_agent);
switch ($case) {
case "upper":
return mb_strtoupper ($agent,"UTF-8");
break;
case "lower":
return mb_strtolower ($agent,"UTF-8");
break;
default:
return ($agent);
}
}
/**
* Get MD5 encrypted password of a user.
*
* @param string id_usuario User id.
*
* @return string Password of a user (should be compared to MD5 string)
*/
function get_user_password ($id_user) {
return (string) get_db_value ('password', 'tusuario', 'id_usuario', $id_user);
}
/**
* Get type name for alerts (e-mail, text, internal, ...) based on type number
*
* @param int id_alert Alert type id.
*
* @return string Type name of the alert.
*/
function get_alert_type ($id_type) {
return (string) get_db_value ('nombre', 'talerta', 'id_alerta', (int) $id_type);
}
/**
* Get name of a module group.
*
* @param int $id_module_group Module group id.
*
* @return string Name of the given module group.
*/
function dame_nombre_grupomodulo ($id_module_group) {
return (string) get_db_value ('name', 'tmodule_group', 'id_mg', (int) $id_module_group);
}
/**
* Get the name of an exporting server
*
* @param int $id_server Server id
*
* @return string The name of given server.
*/
function dame_nombre_servidorexportacion ($id_server) {
return (string) get_db_value ('name', 'tserver_export', 'id', (int) $id_server);
}
/**
* Get the name of a plugin
*
* @param int id_plugin Plugin id.
*
* @return string The name of the given plugin
*/
function dame_nombre_pluginid ($id_plugin) {
return (string) get_db_value ('name', 'tplugin', 'id', (int) $id_plugin);
}
/**
* Get the name of a module type
*
* @param int $id_type Type id
*
* @return string The name of the given type.
*/
function giveme_module_type ($id_type) {
return (string) get_db_value ('nombre', 'ttipo_modulo', 'id_tipo', (int) $id_type);
}
/**
* Get agent id of an agent module.
*
* @param int $id_agentmodule Agent module id.
*
* @return int The id of the agent of given agent module
*/
function get_agentmodule_agent ($id_agentmodule) {
return (int) get_db_value ('id_agente', 'tagente_modulo', 'id_agente_modulo', (int) $id_agentmodule);
}
/**
* Get agent name of an agent module.
*
* @param int $id_agente_modulo Agent module id.
*
* @return string The name of the given agent module.
*/
function get_agentmodule_agent_name ($id_agentmodule) {
// Since this is a helper function we don't need to do casting
return (string) get_agent_name (get_agentmodule_agent ($id_agentmodule));
}
/**
* Get the module name of an agent module.
*
* @param int $id_agente_modulo Agent module id.
*
* @return string Name of the given agent module.
*/
function get_agentmodule_name ($id_agente_modulo) {
return (string) get_db_value ('nombre', 'tagente_modulo', 'id_agente_modulo', (int) $id_agente_modulo);
}
/**
* Get the module type of an agent module.
*
* @param int $id_agentmodule Agent module id.
*
* @return string Module type of the given agent module.
*/
function get_agentmodule_type ($id_agentmodule) {
return (int) get_db_value ('id_tipo_modulo', 'tagente_modulo', 'id_agente_modulo', (int) $id_agentmodule);
}
/**
* Get the real name of an user.
*
* @param string $id_user User id
*
* @return string Real name of given user.
*/
function dame_nombre_real ($id_user) {
return (string) get_db_value ('nombre_real', 'tusuario', 'id_usuario', $id_user);
}
/**
* Get all the times a monitor went down during a period.
*
* @param int $id_agent_module Agent module of the monitor.
* @param int $period Period timed to check from date
* @param int $date Date to check (now by default)
*
* @return int The number of times a monitor went down.
*/
function get_monitor_downs_in_period ($id_agent_module, $period, $date = 0) {
if ($date == 0) {
$date = get_system_time ();
}
$datelimit = $date - $period;
$sql = sprintf ("SELECT COUNT(`id_agentmodule`) FROM `tevento` WHERE
`event_type` = 'monitor_down'
AND `id_agentmodule` = %d
AND `utimestamp` > %d
AND `utimestamp` <= %d",
$id_agent_module, $datelimit, $date);
return get_db_sql ($sql);
}
/**
* Get the last time a monitor went down during a period.
*
* @param int $id_agent_module Agent module of the monitor.
* @param int $period Period timed to check from date
* @param int $date Date to check (now by default)
*
* @return int The last time a monitor went down.
*/
function get_monitor_last_down_timestamp_in_period ($id_agent_module, $period, $date = 0) {
if ($date == 0) {
$date = get_system_time ();
}
$datelimit = $date - $period;
$sql = sprintf ("SELECT MAX(`timestamp`) FROM `tevento` WHERE
event_type = 'monitor_down'
AND `id_agentmodule` = %d
AND `utimestamp` > %d
AND `utimestamp` <= %d",
$id_agent_module, $datelimit, $date);
return get_db_sql ($sql);
}
/**
* Get all the monitors defined in an group.
*
* @param int $id_group Group id to get all the monitors.
*
* @return array An array with all the monitors defined in the group (tagente_modulo).
*/
function get_monitors_in_group ($id_group) {
if ($id_group <= 1) {
//We select all groups the user has access to if it's 0, -1 or 1
global $config;
$id_group = array_keys (get_user_groups ($config['id_user']));
}
if (is_array ($id_group)) {
$id_group = implode (",",$id_group);
}
$sql = sprintf ("SELECT `tagente_modulo`.* FROM `tagente_modulo`, `ttipo_modulo`, `tagente` WHERE
`id_tipo_modulo` = `id_tipo`
AND `tagente`.`id_agente` = `tagente_modulo`.`id_agente`
AND `ttipo_modulo`.`nombre` LIKE '%%_proc'
AND `tagente`.`id_grupo` IN (%s) ORDER BY `tagente`.`nombre`", $id_group);
return get_db_all_rows_sql ($sql);
}
/**
* Get all the events happened in a group during a period of time.
*
* The returned events will be in the time interval ($date - $period, $date]
*
* @param int $id_group Group id to get events.
* @param int $period Period of time in seconds to get events.
* @param int $date Beginning date to get events.
*
* @return array An array with all the events happened.
*/
function get_group_events ($id_group, $period, $date) {
$datelimit = $date - $period;
if ($id_group == 1) {
$sql = sprintf ('SELECT * FROM tevento
WHERE utimestamp > %d AND utimestamp <= %d
ORDER BY utimestamp ASC',
$datelimit, $date);
} else {
$sql = sprintf ('SELECT * FROM tevento
WHERE utimestamp > %d AND utimestamp <= %d
AND id_grupo = %d
ORDER BY utimestamp ASC',
$datelimit, $date, $id_group);
}
return get_db_all_rows_sql ($sql);
}
/**
* Get all the monitors defined in an agent.
*
* @param int $id_agent Agent id to get all the monitors.
*
* @return array An array with all the monitors defined (tagente_modulo).
*/
function get_monitors_in_agent ($id_agent) {
$sql = sprintf ("SELECT `tagente_modulo`.*
FROM `tagente_modulo`, `ttipo_modulo`, `tagente`
WHERE `id_tipo_modulo` = `id_tipo`
AND `tagente`.`id_agente` = `tagente_modulo`.`id_agente`
AND `ttipo_modulo`.`nombre` LIKE '%%_proc'
AND `tagente`.`id_agente` = %d", $id_agent);
return get_db_all_rows_sql ($sql);
}
/**
* Get all the monitors down during a period of time.
*
* @param array $monitors An array with all the monitors to check. Each
* element of the array must be a dictionary.
* @param int $period Period of time to check the monitors.
* @param int $date Beginning date to check the monitors.
*
* @return array An array with all the monitors that went down in that
* period of time.
*/
function get_monitors_down ($monitors, $period = 0, $date = 0) {
$monitors_down = array ();
if (empty ($monitors))
return $monitors_down;
foreach ($monitors as $monitor) {
$down = get_monitor_downs_in_period ($monitor['id_agente_modulo'], $period, $date);
if ($down > 0)
array_push ($monitors_down, $monitor);
}
return $monitors_down;
}
/**
* Get all the times an alerts fired during a period.
*
* @param int $id_agent_module Agent module of the alert.
* @param int $period Period timed to check from date
* @param int $date Date to check (now by default)
*
* @return int The number of times an alert fired.
*/
function get_alert_fires_in_period ($id_agent_module, $period, $date = 0) {
if (!$date)
$date = get_system_time ();
$datelimit = $date - $period;
$sql = sprintf ("SELECT COUNT(`id_agentmodule`) FROM `tevento` WHERE
`event_type` = 'alert_fired'
AND `id_agentmodule` = %d
AND `utimestamp` > %d
AND `utimestamp` <= %d",
$id_agent_module, $datelimit, $date);
return (int) get_db_sql ($sql);
}
/**
* Get all the alerts defined in a group.
*
* It gets all the alerts of all the agents on a given group.
*
* @param int $id_group Group id to check.
*
* @return array An array with alerts dictionaries defined in a group.
*/
function get_group_alerts ($id_group) {
$alerts = array ();
$agents = get_group_agents ($id_group, false, "none");
foreach ($agents as $agent_id => $agent_name) {
$agent_alerts = get_agent_alerts ($agent_id);
$alerts = array_merge ($alerts, $agent_alerts);
}
return $alerts;
}
/**
* Get all the alerts fired during a period, given a list of alerts.
*
* @param array $alerts A list of alerts to check. See get_alerts_in_group()
* @param int $period Period of time to check fired alerts.
* @param int $date Beginning date to check fired alerts in UNIX format (current date by default)
*
* @return array An array with the alert id as key and the number of times
* the alert was fired (only included if it was fired).
*/
function get_alerts_fired ($alerts, $period = 0, $date = 0) {
if (! $date)
$date = get_system_time ();
$datelimit = $date - $period;
$alerts_fired = array ();
$agents = array ();
foreach ($alerts as $alert) {
$fires = get_alert_fires_in_period ($alert['id_agente_modulo'], $period, $date);
if (! $fires) {
continue;
}
$alerts_fired[$alert['id_aam']] = $fires;
}
return $alerts_fired;
}
/**
* Get the last time an alert fired during a period.
*
* @param int $id_agent_module Agent module of the monitor.
* @param int $period Period timed to check from date
* @param int $date Date to check (now by default)
*
* @return int The last time an alert fired.
*/
function get_alert_last_fire_timestamp_in_period ($id_agent_module, $period, $date = 0) {
if ($date == 0) {
$date = get_system_time ();
}
$datelimit = $date - $period;
$sql = sprintf ("SELECT MAX(`timestamp`) FROM `tevento` WHERE
`event_type` = 'alert_fired'
AND `id_agentmodule` = %d
AND `utimestamp` > %d
AND `utimestamp` <= %d",
$id_agent_module, $datelimit, $date);
return get_db_sql ($sql);
}
/**
* Get the server name.
*
* @param int $id_server Server id.
*
* @return string Name of the given server
*/
function get_server_name ($id_server) {
return (string) get_db_value ('name', 'tserver', 'id_server', (int) $id_server);
}
/**
* Get the module type name (type = generic_data, remote_snmp, ...)
*
* @param int $id_type Type id
*
* @return string Name of the given type.
*/
function get_moduletype_name ($id_type) {
return (string) get_db_value ('nombre', 'ttipo_modulo', 'id_tipo', (int) $id_type);
}
/**
* @deprecated Use get_agent_group ($id) now (fully compatible)
*/
function dame_id_grupo ($id_agent) {
return get_agent_group ($id_agent);
}
/**
* Get the number of pandora data packets in the database.
*
* In case an array is passed, it will have a value for every agent passed
* incl. a total otherwise it will just return the total
*
* @param mixed $id_agent Agent id or array of agent id's, 0 for all
*
* @return mixed The number of data in the database
*/
function get_agent_modules_data_count ($id_agent = 0) {
$id_agent = safe_int ($id_agent, 1);
if (empty ($id_agent)) {
$id_agent = array ();
} else {
$id_agent = (array) $id_agent;
}
$count = array ();
$count["total"] = 0;
$query[0] = "SELECT COUNT(*) FROM tagente_datos";
//$query[1] = "SELECT COUNT(*) FROM tagente_datos_inc";
//$query[2] = "SELECT COUNT(*) FROM tagente_datos_string";
foreach ($id_agent as $agent_id) {
//Init value
$count[$agent_id] = 0;
$modules = array_keys (get_agent_modules ($agent_id));
foreach ($query as $sql) {
//Add up each table's data
$count[$agent_id] += (int) get_db_sql ($sql." WHERE id_agente_modulo IN (".implode (",", $modules).")");
}
//Add total agent count to total count
$count["total"] += $count[$agent_id];
}
if ($count["total"] == 0) {
foreach ($query as $sql) {
$count["total"] += (int) get_db_sql ($sql);
}
}
if (!isset ($agent_id)) {
//If agent_id is not set, it didn't loop through any agents
return $count["total"];
}
return $count; //Return the array
}
/**
* Get the operating system name.
*
* @param int id_os Operating system id.
*
* @return string Name of the given operating system.
*/
function get_os_name ($id_os) {
return (string) get_db_value ('name', 'tconfig_os', 'id_os', (int) $id_os);
}
/**
* Update user last login timestamp.
*
* @param string $id_user User id
*/
function update_user_contact ($id_user) {
global $config;
$sql = sprintf ("UPDATE `tusuario` set `fecha_registro` = NOW() WHERE 'id_usuario' = %d",$id_user);
process_sql ($sql);
}
/**
* Get the user email
*
* @param string $id_user User id.
*
* @return string Get the email address of an user
*/
function dame_email ($id_user) {
return (string) get_db_value ('direccion', 'tusuario', 'id_usuario', $id_user);
}
/**
* Checks if a user is administrator.
*
* @param string $id_user User id.
*
* @return bool True is the user is admin
*/
function dame_admin ($id_user) {
$level = get_db_value ('nivel', 'tusuario', 'id_usuario', $id_user);
if ($level == 1) {
return true;
} else {
return false;
}
}
/**
* @deprecated Use check_login () instead
*/
function comprueba_login () {
return check_login ();
}
/**
* Check if an agent has alerts fired.
*
* @param int $id_agent Agent id.
*
* @return bool True if the agent has fired alerts.
*/
function check_alert_fired ($id_agent) {
$sql = "SELECT COUNT(*) FROM talerta_agente_modulo, tagente_modulo
WHERE talerta_agente_modulo.id_agente_modulo = tagente_modulo.id_agente_modulo
AND times_fired > 0 AND id_agente = ".$id_agent;
$value = get_db_sql ($sql);
if ($value > 0)
return true;
return false;
}
/**
* Check is a user exists in the system
*
* @param string $id_user User id.
*
* @return bool True if the user exists.
*/
function existe ($id_user) {
$user = get_db_row ('tusuario', 'id_usuario', $id_user);
if (! $user)
return false;
return true;
}
/**
* Get the interval value of an agent module.
*
* If the module interval is not set, the agent interval is returned
*
* @param int $id_agent_module Id agent module to get the interval value.
*
* @return int Module interval or agent interval if no module interval
*/
function get_module_interval ($id_agent_module) {
$interval = (int) get_db_value ('module_interval', 'tagente_modulo', 'id_agente_modulo', (int) $id_agent_module);
if ($interval > 0)
return $interval;
$id_agent = give_agent_id_from_module_id ($id_agent_module);
return (int) get_agent_interval ($id_agent);
}
/**
* Get the interval of an agent.
*
* @param int $id_agent Agent id.
*
* @return int The interval value of a given agent
*/
function get_agent_interval ($id_agent) {
return (int) get_db_value ('intervalo', 'tagente', 'id_agente', $id_agent);
}
/**
* Get the flag value of an agent module.
*
* @param int $id_agent_module Agent module id.
*
* @return bool The flag value of an agent module.
*/
function give_agentmodule_flag ($id_agent_module) {
return get_db_value ('flag', 'tagente_modulo', 'id_agente_modulo', $id_agent_module);
}
/**
* Prints a list of <options> HTML tags with the groups the user has
* reading privileges.
*
* @deprecated Use get_user_groups () in combination with print_select ()
* instead
*
* @param string $id_user User id
* @param bool $show_all Flag to show all the groups or not. True by default.
*
* @return array An array with all the groups
*/
function list_group ($id_user, $show_all = 1){
$mis_grupos = array (); // Define array mis_grupos to put here all groups with Agent Read permission
$sql = 'SELECT id_grupo, nombre FROM tgrupo ORDER BY nombre';
$result = get_db_all_rows_sql ($sql);
if (!$result)
return $mis_grupos;
foreach ($result as $row) {
if (($row["id_grupo"] != 1 || $show_all == 1) && $row["id_grupo"] != 0 && give_acl($id_user,$row["id_grupo"], "AR") == 1) {
//Put in an array all the groups the user belongs to
array_push ($mis_grupos, $row["id_grupo"]);
echo '<option value="'.$row["id_grupo"].'">'.$row["nombre"].'</option>';
}
}
return ($mis_grupos);
}
/**
* Get a list of the groups a user has reading privileges to.
*
* @deprecated Use get_user_groups () instead
*
* @param int $id_user User id
*
* @return array A list of the groupid => groups the user has reading privileges.
*/
function list_group2 ($id_user) {
$mis_grupos = array (); // Define array mis_grupos to put here all groups with Agent Read permission
$result = get_db_all_fields_in_table ('tgrupo', 'id_grupo');
if (!$result)
return $mis_grupos;
foreach ($result as $row) {
if (give_acl ($id_user, $row["id_grupo"], "AR") == 1) {
array_push ($mis_grupos, $row["id_grupo"]); //Put in array all the groups the user belongs to
}
}
return ($mis_grupos);
}
/**
* Get a list of all users in an array [username] => real name
*
* @param string $order by (id_usuario, nombre_real or fecha_registro)
*
* @return array An array of users
*/
function list_users ($order = "nombre_real") {
switch ($order) {
case "id_usuario":
case "fecha_registro":
case "nombre_real":
break;
default:
$order = "nombre_real";
}
$output = array();
$result = get_db_all_rows_sql ("SELECT id_usuario, nombre_real FROM tusuario ORDER BY ".$order);
if ($result !== false) {
foreach ($result as $row) {
$output[$row["id_usuario"]] = $row["nombre_real"];
}
}
return $output;
}
/**
* Get all the groups a user has reading privileges.
*
* @param string $id_user User id
* @param string $privilege The privilege to evaluate
* @return array A list of the groups the user has certain privileges.
*/
function get_user_groups ($id_user = 0, $privilege = "AR") {
if ($id_user == 0) {
global $config;
$id_user = $config['id_user'];
}
$user_groups = array ();
$groups = get_db_all_rows_in_table ('tgrupo', 'nombre');
if (!$groups)
return $user_groups;
foreach ($groups as $group) {
if (! give_acl ($id_user, $group["id_grupo"], $privilege))
continue;
$user_groups[$group['id_grupo']] = $group['nombre'];
}
return $user_groups;
}
/**
* Get module type icon.
*
* TODO: Create print_moduletype_icon and print the full tag including hover etc.
* @deprecated Use print_moduletype_icon instead
*
* @param int $id_type Module type id
*
* @return string Icon filename of the given group
*/
function show_icon_type ($id_type) {
return (string) get_db_value ('icon', 'ttipo_modulo', 'id_tipo', $id_type);
}
/**
* 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 $id Server type id
*
* @return string Fully formatted IMG HTML tag with icon
*/
function show_server_type ($id) {
global $config;
switch ($id) {
case 1:
return '<img src="images/data.png" title="Pandora FMS Data server">';
break;
case 2:
return '<img src="images/network.png" title="Pandora FMS Network server">';
break;
case 4:
return '<img src="images/plugin.png" title="Pandora FMS Plugin server">';
break;
case 5:
return '<img src="images/chart_bar.png" title="Pandora FMS Prediction server">';
break;
case 6:
return '<img src="images/wmi.png" title="Pandora FMS WMI server">';
break;
default: return "--";
}
}
/**
* Get a module category name
*
* @param id_category Id category
*
* @return Name of the given category
*/
function give_modulecategory_name ($id_category) {
switch ($id_category) {
case 0:
return __('Software agent data');
break;
case 1:
return __('Software agent monitor');
break;
case 2:
return __('Network agent data');
break;
case 3:
return __('Network agent monitor');
break;
}
return __('Unknown');
}
/**
* Get a network component group name
*
* @param int $id_network_component_group Id network component group.
*
* @return string Name of the given network component group
*/
function give_network_component_group_name ($id_network_component_group) {
return (string) get_db_value ('name', 'tnetwork_component_group', 'id_sg', $id_network_component_group);
}
/**
* Get a network profile name.
*
* @param int $id_network_profile Id network profile
*
* @return string Name of the given network profile.
*/
function get_networkprofile_name ($id_network_profile) {
return (string) get_db_value ('name', 'tnetwork_profile', 'id_np', $id_network_profile);
}
/**
* Assign an IP address to an agent.
*
* @param int id_agent Agent id
* @param string ip_address IP address to assign
*/
function agent_add_address ($id_agent, $ip_address) {
// Check if already is attached to agent
$sql = sprintf ("SELECT COUNT(`ip`) FROM taddress_agent, taddress
WHERE taddress_agent.id_a = taddress.id_a
AND ip = '%s' AND id_agent = %d",$ip_address,$id_agent);
$current_address = get_db_sql ($sql);
if ($current_address > 0)
return;
// Look for a record with this IP Address
$id_address = (int) get_db_value ('id_a', 'taddress', 'ip', $ip_address);
if ($id_address === 0) {
// Create IP address in tadress table
$sql = sprintf("INSERT INTO taddress (ip) VALUES ('%s')",$ip_address);
$id_address = process_sql ($sql, "insert_id");
}
// Add address to agent
$sql = sprintf("INSERT INTO taddress_agent
(id_a, id_agent) VALUES
(%d, %d)",$id_address, $id_agent);
process_sql ($sql);
}
/**
* Unassign an IP address from an agent.
*
* @param int $id_agent Agent id
* @param string $ip_address IP address to unassign
*/
function agent_delete_address ($id_agent, $ip_address) {
$sql = sprintf ("SELECT id_ag FROM taddress_agent, taddress
WHERE taddress_agent.id_a = taddress.id_a AND ip = '%s'
AND id_agent = %d",$ip_address, $id_agent);
$id_ag = get_db_sql ($sql);
if ($id_ag !== false) {
$sql = sprintf ("DELETE FROM taddress_agent WHERE id_ag = %d",$id_ag);
process_sql ($sql);
}
// Need to change main address?
if (get_agent_address ($id_agent) == $ip_address) {
$new_ips = get_agent_addresses ($id_agent);
// Change main address in agent to first one in the list
$query = sprintf ("UPDATE tagente SET `direccion` = '%s' WHERE id_agente = %d", current ($new_ips), $id_agent);
process_sql ($query);
}
}
/**
* Get address of an agent.
*
* @param int $id_agent Agent id
*
* @return string The address of the given agent
*/
function get_agent_address ($id_agent) {
return (string) get_db_value ('direccion', 'tagente', 'id_agente', (int) $id_agent);
}
/**
* Get the agent that matches an IP address
*
* @param string $ip_address IP address to get the agents.
*
* @return mixed The agent that has the IP address given. False if none were found.
*/
function get_agent_with_ip ($ip_address) {
$sql = sprintf ('SELECT tagente.*
FROM tagente, taddress, taddress_agent
WHERE tagente.id_agente = taddress_agent.id_agent
AND taddress_agent.id_a = taddress.id_a
AND ip = "%s"', $ip_address);
return get_db_row_sql ($sql);
}
/**
* Get all IP addresses of an agent
*
* @param int $id_agent Agent id
*
* @return array Array with the IP address of the given agent or an empty array.
*/
function get_agent_addresses ($id_agent) {
$sql = sprintf ("SELECT ip FROM taddress_agent, taddress
WHERE taddress_agent.id_a = taddress.id_a
AND id_agent = %d", $id_agent);
$ips = get_db_all_rows_sql ($sql);
if ($ips === false) {
$ips = array ();
}
$ret_arr = array ();
foreach ($ips as $row) {
$ret_arr[$row["ip"]] = $row["ip"];
}
return $ret_arr;
}
/**
* Get agent id from an agent module.
*
* @param int id_agent_module Id of the agent module.
*
* @return int The agent if of the given module.
*/
function give_agent_id_from_module_id ($id_agent_module) {
return (int) get_db_value ('id_agente', 'tagente_modulo', 'id_agente_modulo', $id_agent_module);
}
$sql_cache = array ('saved' => 0);
/**
* Get the first value of the first row of a table in the database.
*
* @param string $field Field name to get
* @param string $table Table to retrieve the data
* @param string $field_search Field to filter elements
* @param string $condition Condition the field must have
*
* @return mixed Value of first column of the first row. False if there were no row.
*/
function get_db_value ($field, $table, $field_search = 1, $condition = 1) {
if (is_int ($condition)) {
$sql = sprintf ("SELECT %s FROM %s WHERE %s = %d LIMIT 1",
$field, $table, $field_search, $condition);
} else if (is_float ($condition) || is_double ($condition)) {
$sql = sprintf ("SELECT %s FROM %s WHERE %s = %f LIMIT 1",
$field, $table, $field_search, $condition);
} else {
$sql = sprintf ("SELECT %s FROM %s WHERE %s = '%s' LIMIT 1",
$field, $table, $field_search, $condition);
}
$result = get_db_all_rows_sql ($sql);
if ($result === false)
return false;
return $result[0][$field];
}
/**
* Get the first row of an SQL database query.
*
* @param string $sql SQL select statement to execute.
*
* @return mixed The first row of the result or false
*/
function get_db_row_sql ($sql) {
$sql .= " LIMIT 1";
$result = get_db_all_rows_sql ($sql);
if($result === false)
return false;
return $result[0];
}
/**
* Get the first row of a database query into a table.
*
* The SQL statement executed would be something like:
* "SELECT * FROM $table WHERE $field_search = $condition"
*
* @param string $table Table to get the row
* @param string $field_search Field to filter elementes
* @param string $condition Condition the field must have.
*
* @return mixed The first row of a database query or false.
*/
function get_db_row ($table, $field_search, $condition) {
if (is_int ($condition)) {
$sql = sprintf ("SELECT * FROM `%s` WHERE `%s` = %d LIMIT 1", $table, $field_search, $condition);
} else if (is_float ($condition) || is_double ($condition)) {
$sql = sprintf ("SELECT * FROM `%s` WHERE `%s` = %f LIMIT 1", $table, $field_search, $condition);
} else {
$sql = sprintf ("SELECT * FROM `%s` WHERE `%s` = '%s' LIMIT 1", $table, $field_search, $condition);
}
$result = get_db_all_rows_sql ($sql);
if ($result === false)
return false;
return $result[0];
}
/**
* Get a single field in the databse from a SQL query.
*
* @param string $sql SQL statement to execute
* @param mixed $field Field number or row to get, beggining by 0. Default: 0
*
* @return mixed The selected field of the first row in a select statement.
*/
function get_db_sql ($sql, $field = 0) {
$result = get_db_all_rows_sql ($sql);
if($result === false)
return false;
return $result[0][$field];
}
/**
* Get all the result rows using an SQL statement.
*
* @param string $sql SQL statement to execute.
*
* @return mixed A matrix with all the values returned from the SQL statement or
* false in case of empty result
*/
function get_db_all_rows_sql ($sql) {
$return = process_sql ($sql);
if (! empty ($return))
return $return;
//Return false, check with === or !==
return false;
}
/**
* Error handler function when an SQL error is triggered.
*
* @param int $errno Level of the error raised (not used, but required by set_error_handler()).
* @param string $errstr Contains the error message.
*
* @return bool
*/
function sql_error_handler ($errno, $errstr) {
if (error_reporting () <= $errno)
return false;
echo "<strong>SQL error</strong>: ".$errstr."<br />\n";
return true;
}
/**
* This function comes back with an array in case of SELECT
* in case of UPDATE, DELETE etc. with affected rows
* an empty array in case of SELECT without results
* Queries that return data will be cached so queries don't get repeated
*
* @param string $sql SQL statement to execute
*
* @param string $rettype (optional) What type of info to return in case of INSERT/UPDATE.
* 'affected_rows' will return mysql_affected_rows (default value)
* 'insert_id' will return the ID of an autoincrement value
* 'info' will return the full (debug) information of a query
*
* @return mixed An array with the rows, columns and values in a multidimensional array or false in error
*/
function process_sql ($sql, $rettype = "affected_rows") {
global $config;
global $sql_cache;
$retval = array();
if ($sql == '')
return false;
if (! empty ($sql_cache[$sql])) {
$retval = $sql_cache[$sql];
$sql_cache['saved']++;
} else {
$result = mysql_query ($sql);
if ($result === false) {
$backtrace = debug_backtrace ();
$error = sprintf ('%s (\'%s\') in <strong>%s</strong> on line %d',
mysql_error (), $sql, $backtrace[0]['file'], $backtrace[0]['line']);
set_error_handler ('sql_error_handler');
trigger_error ($error);
restore_error_handler ();
return false;
} elseif ($result === true) {
if ($rettype == "insert_id") {
return mysql_insert_id ();
} elseif ($rettype == "info") {
return mysql_info ();
}
return mysql_affected_rows (); //This happens in case the statement was executed but didn't need a resource
} else {
while ($row = mysql_fetch_array ($result)) {
array_push ($retval, $row);
}
$sql_cache[$sql] = $retval;
mysql_free_result ($result);
}
}
if (! empty ($retval))
return $retval;
//Return false, check with === or !==
return false;
}
/**
* Get all the rows in a table of the database.
*
* @param string $table Database table name.
* @param string $order_field Field to order by.
*
* @return mixed A matrix with all the values in the table
*/
function get_db_all_rows_in_table ($table, $order_field = "") {
if ($order_field != "") {
return get_db_all_rows_sql ("SELECT * FROM `".$table."` ORDER BY ".$order_field);
} else {
return get_db_all_rows_sql ("SELECT * FROM `".$table."`");
}
}
/**
* Get all the rows in a table of the databes filtering from a field.
*
* @param string $table Database table name.
* @param string $field Field of the table.
* @param string $condition Condition the field must have to be selected.
* @param string $order_field Field to order by.
*
* @return mixed A matrix with all the values in the table that matches the condition in the field or false
*/
function get_db_all_rows_field_filter ($table, $field, $condition, $order_field = "") {
if (is_int ($condition) || is_bool ($condition)) {
$sql = sprintf ("SELECT * FROM `%s` WHERE `%s` = %d", $table, $field, $condition);
} else if (is_float ($condition) || is_double ($condition)) {
$sql = sprintf ("SELECT * FROM `%s` WHERE `%s` = %f", $table, $field, $condition);
} else {
$sql = sprintf ("SELECT * FROM `%s` WHERE `%s` = '%s'", $table, $field, $condition);
}
if ($order_field != "")
$sql .= sprintf (" ORDER BY %s", $order_field);
return get_db_all_rows_sql ($sql);
}
/**
* Get all the rows in a table of the databes filtering from a field.
*
* @param string $table Database table name.
* @param string $field Field of the table.
*
* @return mixed A matrix with all the values in the table that matches the condition in the field
*/
function get_db_all_fields_in_table ($table, $field = '', $condition = '', $order_field = '') {
$sql = sprintf ("SELECT * FROM `%s`", $table);
if ($condition != '') {
$sql .= sprintf (" WHERE `%s` = '%s'", $field, $condition);
}
if ($order_field != "")
$sql .= sprintf (" ORDER BY %s", $order_field);
return get_db_all_rows_sql ($sql);
}
/**
* Formats an array of values into a SQL string.
*
* This function is useful to generate an UPDATE SQL sentence from a list of
* values. Example code:
*
* <code>
* <?php
* $values = array ();
* $values['name'] = "Name";
* $values['description'] = "Long description";
* $sql = 'UPDATE table SET '.format_array_to_update_sql ($values).' WHERE id=1';
* echo $sql;
* ?>
* </code>
* Will return:
* <code>
* UPDATE table SET `name` = "Name", `description` = "Long description" WHERE id=1
* </code>
*
* @param array Values to be formatted in an array indexed by the field name.
*
* @return string Values joined into an SQL string that can fits into an UPDATE
* sentence.
*/
function format_array_to_update_sql ($values) {
$fields = array ();
foreach ($values as $field => $value) {
if (! is_string ($field))
continue;
if ($value === NULL) {
$sql = sprintf ("`%s` = NULL", $field);
} elseif (is_int ($value) || is_bool ($value)) {
$sql = sprintf ("`%s` = %d", $field, $value);
} else if (is_float ($value) || is_double ($value)) {
$sql = sprintf ("`%s` = %f", $field, $value);
} else {
$sql = sprintf ("`%s` = '%s'", $field, $value);
}
array_push ($fields, $sql);
}
return implode (", ", $fields);
}
/**
* Get the status of an alert assigned to an agent module.
*
* @param int id_agentmodule Id agent module to check.
*
* @return bool True if there were alerts fired.
*/
function return_status_agent_module ($id_agentmodule = 0) {
$status = get_db_value ('estado', 'tagente_estado', 'id_agente_modulo', $id_agentmodule);
if ($status == 100) {
// We need to check if there are any alert on this item
$times_fired = get_db_value ('SUM(times_fired)', 'talerta_agente_modulo',
'id_agente_modulo', $id_agentmodule);
if ($times_fired > 0) {
return 0;
}
// No alerts fired for this agent module
return 1;
} elseif ($status == 0) { // 0 is ok for estado field
return 1;
} else {
return 0;
}
}
/**
* Get the status of a layout.
*
* It gets all the data of the contained elements (including nested
* layouts), and makes an AND operation to be sure that all the items
* are OK. If any of them is down, then result is down (0)
*
* @param int $id_layout Id of the layout
*
* @return bool The status of the given layout.
*/
function return_status_layout ($id_layout = 0) {
$temp_status = 0;
$temp_total = 0;
$sql = sprintf ('SELECT id_agente_modulo, parent_item, id_layout_linked FROM `tlayout_data` WHERE `id_layout` = %d', $id_layout);
$result = get_db_all_rows_sql ($sql);
if ($result === false)
return 0;
foreach ($result as $rownum => $data) {
if (($data["id_layout_linked"] != 0) && ($data["id_agente_modulo"] == 0)) {
$temp_status += return_status_layout ($data["id_layout_linked"]);
$temp_total++;
} else {
$temp_status += return_status_agent_module ($data["id_agente_modulo"]);
$temp_total++;
}
}
if ($temp_status == $temp_total) {
return 1;
}
return 0;
}
/**
* Get the current value of an agent module.
*
* @param int $id_agentmodule
*
* @return int a numerically formatted value
*/
function return_value_agent_module ($id_agentmodule) {
return format_numeric (get_db_value ('datos', 'tagente_estado',
'id_agente_modulo', $id_agentmodule));
}
/**
* Get the X axis coordinate of a layout item
*
* @param int $id_layoutdata Id of the layout to get.
*
* @return int The X axis coordinate value.
*/
function get_layoutdata_x ($id_layoutdata) {
return (float) get_db_value ('pos_x', 'tlayout_data', 'id', (int) $id_layoutdata);
}
/**
* Get the Y axis coordinate of a layout item
*
* @param int $id_layoutdata Id of the layout to get.
*
* @return int The Y axis coordinate value.
*/
function get_layoutdata_y ($id_layoutdata){
return (float) get_db_value ('pos_y', 'tlayout_data', 'id', (int) $id_layoutdata);
}
/**
* Get the previous data to the timestamp provided.
*
* It's useful to know the first value of a module in an interval,
* since it will be the last value in the table which has a timestamp
* before the beginning of the interval. All this calculation is due
* to the data compression algorithm.
*
* @param int $id_agent_module Agent module id
* @param int $utimestamp The timestamp to look backwards from and get the data.
*
* @return mixed The row of tagente_datos of the last period. False if there were no data.
*/
function get_previous_data ($id_agent_module, $utimestamp = 0) {
if (empty ($utimestamp))
$utimestamp = time ();
$interval = get_module_interval ($id_agent_module);
$sql = sprintf ('SELECT * FROM tagente_datos
WHERE id_agente_modulo = %d
AND utimestamp <= %d
AND utimestamp > %d
ORDER BY utimestamp DESC',
$id_agent_module, $utimestamp, $utimestamp - $interval);
return get_db_row_sql ($sql);
}
/**
* Get the average value of an agent module in a period of time.
*
* @param int $id_agent_module Agent module id
* @param int $period Period of time to check (in seconds)
* @param int $date Top date to check the values. Default current time.
*
* @return int The average module value in the interval.
*/
function get_agentmodule_data_average ($id_agent_module, $period, $date = 0) {
if (! $date)
$date = get_system_time ();
$datelimit = $date - $period;
$sql = sprintf ("SELECT SUM(datos), COUNT(*) FROM tagente_datos
WHERE id_agente_modulo = %d
AND utimestamp > %d AND utimestamp <= %d
ORDER BY utimestamp ASC",
$id_agent_module, $datelimit, $date);
$values = get_db_row_sql ($sql);
$sum = (float) $values[0];
$total = (int) $values[1];
/* Get also the previous data before the selected interval. */
$previous_data = get_previous_data ($id_agent_module, $datelimit);
if ($previous_data)
return ($previous_data['datos'] + $sum) / ($total + 1);
if ($total > 0)
return $sum / $total;
return 0;
}
/**
* Get the maximum value of an agent module in a period of time.
*
* @param int $id_agent_module Agent module id to get the maximum value.
* @param int $period Period of time to check (in seconds)
* @param int $date Top date to check the values. Default current time.
*
* @return float The maximum module value in the interval.
*/
function get_agentmodule_data_max ($id_agent_module, $period, $date = 0) {
if (! $date)
$date = get_system_time ();
$datelimit = $date - $period;
$sql = sprintf ("SELECT MAX(datos) FROM tagente_datos
WHERE id_agente_modulo = %d
AND utimestamp > %d AND utimestamp <= %d",
$id_agent_module, $datelimit, $date);
$max = (float) get_db_sql ($sql);
/* Get also the previous report before the selected interval. */
$previous_data = get_previous_data ($id_agent_module, $datelimit);
if ($previous_data !== false)
return max ($previous_data['datos'], $max);
return max ((float) $previous_data, $max);
}
/**
* Get the minimum value of an agent module in a period of time.
*
* @param int Agent module id to get the minimum value.
* @param int Period of time to check (in seconds)
* @param int Top date to check the values in Unix time. Default current time.
*
* @return float The minimum module value of the module
*/
function get_agentmodule_data_min ($id_agent_module, $period, $date = 0) {
if (! $date)
$date = get_system_time ();
$datelimit = $date - $period;
$sql = sprintf ("SELECT MIN(datos) FROM tagente_datos
WHERE id_agente_modulo = %d
AND utimestamp > %d AND utimestamp <= %d",
$id_agent_module, $datelimit, $date);
$min = (float) get_db_sql ($sql);
/* Get also the previous data before the selected interval. */
$previous_data = get_previous_data ($id_agent_module, $datelimit);
if ($previous_data)
return min ($previous_data['datos'], $min);
return $min;
}
/**
* Get the sum of values of an agent module in a period of time.
*
* @param int $id_agent_module Agent module id to get the sumatory.
* @param int $period Period of time to check (in seconds)
* @param int $date Top date to check the values. Default current time.
*
* @return int The sumatory of the module values in the interval.
*/
function get_agentmodule_data_sum ($id_agent_module, $period, $date = 0) {
if (! $date)
$date = get_system_time ();
$datelimit = $date - $period; // limit date
$id_module_type = get_db_value ('id_tipo_modulo', 'tagente_modulo','id_agente_modulo', $id_agent_module);
$module_name = get_db_value ('nombre', 'ttipo_modulo', 'id_tipo', $id_module_type);
if (is_module_data_string ($module_name)) {
return __('Wrong module type');
}
// Get the whole interval of data
$sql = sprintf ('SELECT utimestamp, datos FROM tagente_datos
WHERE id_agente_modulo = %d
AND utimestamp > %d AND utimestamp <= %d
ORDER BY utimestamp ASC',
$id_agent_module, $datelimit, $date);
$datas = get_db_all_rows_sql ($sql);
/* Get also the previous data before the selected interval. */
$previous_data = get_previous_data ($id_agent_module, $datelimit);
if ($previous_data) {
/* Add data to the beginning */
array_unshift ($datas, $previous_data);
}
if ($datas === false) {
return 0;
}
$last_data = "";
$total_badtime = 0;
$module_interval = get_module_interval ($id_agent_module);
$timestamp_begin = $datelimit + $module_interval;
$timestamp_end = 0;
$sum = 0;
$data_value = 0;
foreach ($datas as $data) {
$timestamp_end = $data["utimestamp"];
$elapsed = $timestamp_end - $timestamp_begin;
$times = intval ($elapsed / $module_interval);
if (is_module_inc ($module_name)) {
$data_value = $data['datos'] * $module_interval;
} else {
$data_value = $data['datos'];
}
$sum += $times * $data_value;
$timestamp_begin = $data["utimestamp"];
}
/* The last value must be get from tagente_estado, but
it will count only if it's not older than date demanded
*/
$timestamp_end = get_db_value ('utimestamp', 'tagente_estado', 'id_agente_modulo', $id_agent_module);
if ($timestamp_end <= $datelimit) {
$elapsed = $timestamp_end - $timestamp_begin;
$times = intval ($elapsed / $module_interval);
if (is_module_inc ($module_name)) {
$data_value = $data['datos'] * $module_interval;
} else {
$data_value = $data['datos'];
}
$sum += $times * $data_value;
}
return (float) $sum;
}
/**
* Get a translated string
*
* @param string $string String to translate
*
* @return string The translated string. If not defined, the same string will be returned
*/
function __ ($string) {
global $l10n;
if (is_null ($l10n))
return $string;
return $l10n->translate ($string);
}
/**
* 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 () {
$sql = "SELECT COUNT(id_server) FROM tserver WHERE status = 1 AND keepalive > NOW() - INTERVAL 15 MINUTE";
$status = (int) get_db_sql ($sql); //Cast as int will assure a number value
// Set servers to down
if ($status == 0){
process_sql ("UPDATE tserver SET status = 0");
}
return $status;
}
/**
* @deprecated Will show a small HTML table with some compound alert information
*
* @param int $id_combined_alert
*
* @return string HTML block
*/
function show_alert_row_mini ($id_combined_alert) {
$color=1;
$sql = sprintf ("SELECT talerta_agente_modulo.*,tcompound_alert.operation
FROM talerta_agente_modulo, tcompound_alert
WHERE tcompound_alert.id_aam = talerta_agente_modulo.id_aam
AND tcompound_alert.id = %d", $id_combined_alert);
$result = get_db_all_rows_sql ($sql);
if ($result === false)
return;
echo "<table width=400 cellpadding=2 cellspacing=2 class='databox'>";
echo "<th>".__('Name')."</th>";
echo "<th>".__('Oper')."</th>";
/* Translators: Abbrevation for Time threshold */
echo "<th>".__('Tt')."</th>";
echo "<th>".__('Firing')."</th>";
echo "<th>".__('Time')."</th>";
/* Translators: Abbrevation for Description */
echo "<th>".__('Desc')."</th>";
echo "<th>".__('Recovery')."</th>";
echo "<th>".__('MinMax.Al')."</th>";
echo "<th>".__('Days')."</th>";
echo "<th>".__('Fired')."</th>";
foreach ($result as $row2) {
if ($color == 1) {
$tdcolor = "datos";
$color = 0;
} else {
$tdcolor = "datos2";
$color = 1;
}
echo "<tr>";
if ($row2["disable"] == 1) {
$tdcolor = "datos3";
}
echo "<td class=$tdcolor>".get_db_sql ("SELECT nombre FROM tagente_modulo WHERE id_agente_modulo =".$row2["id_agente_modulo"])."</td>";
echo "<td class=$tdcolor>".$row2["operation"]."</td>";
echo "<td class='$tdcolor'>".human_time_description ($row2["time_threshold"])."</td>";
if ($row2["dis_min"]!=0) {
$mytempdata = fmod ($row2["dis_min"], 1);
if ($mytempdata == 0) {
$mymin = intval ($row2["dis_min"]);
} else {
$mymin = format_for_graph ($row2["dis_min"]);
}
} else {
$mymin = 0;
}
if ($row2["dis_max"]!=0) {
$mytempdata = fmod ($row2["dis_max"], 1);
if ($mytempdata == 0) {
$mymax = intval ($row2["dis_max"]);
} else {
$mymax = format_for_graph ($row2["dis_max"]);
}
} else {
$mymax = 0;
}
if (($mymin == 0) && ($mymax == 0)) {
$mymin = __('N/A');
$mymax = $mymin;
}
// We have alert text ?
if ($row2["alert_text"]!= "") {
echo "<td class='$tdcolor'>".__('Text')."</td>";
} else {
echo "<td class='$tdcolor'>".$mymin."/".$mymax."</td>";
}
// Alert times
echo "<td class='$tdcolor'>";
echo get_alert_times ($row2);
// Description
echo "</td><td class='$tdcolor'>".substr ($row2["descripcion"],0,20);
// Has recovery notify activated ?
if ($row2["recovery_notify"] > 0) {
$recovery_notify = __('Yes');
} else {
$recovery_notify = __('No');
}
echo "</td><td class='$tdcolor'>".$recovery_notify;
// calculare firing conditions
if ($row2["alert_text"] != ""){
$firing_cond = __('Text')."(".substr ($row2["alert_text"],0,8).")";
} else {
$firing_cond = $row2["min_alerts"]." / ".$row2["max_alerts"];
}
echo "</td><td class='$tdcolor'>".$firing_cond;
// calculate days
$firing_days = get_alert_days ( $row2 );
echo "</td><td class='$tdcolor'>".$firing_days;
// Fired ?
if ($row2["times_fired"]>0) {
echo "<td class='".$tdcolor."' align='center'><img width='20' height='9' src='images/pixel_red.png' title='".__('Alert fired')."'></td>";
} else {
echo "<td class='".$tdcolor."' align='center'><img width='20' height='9' src='images/pixel_green.png' title='".__('Alert not fired')."'></td>";
}
}
echo "</table>";
}
/**
* @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];
}
/**
* Delete an agent from the database.
*
* @param mixed An array of agents ids or a single integer id to be erased
*
* @return bool False if error, true if success.
*/
function delete_agent ($id_agents) {
//Init vars
$errors = 0;
//Subfunciton for less typing
/**
* @ignore
*/
function temp_sql_delete ($table, $row, $value) {
global $errors; //Globalize the errors variable
$sql = sprintf ("DELETE FROM %s WHERE %s = %s", $table, $row, $value);
$result = process_sql ($sql);
if ($result === false)
$errors++;
}
//Convert single values to an array
if (!is_array ($id_agents)) {
$id_agents[0] = (int) $id_agents;
}
//Start transaction
process_sql ("SET AUTOCOMMIT = 0;");
$trerr = process_sql ("START TRANSACTION;");
if ($trerr === false) {
echo "Error starting transaction";
return false;
}
foreach ($id_agents as $id_agent) {
$id_agent = (int) $id_agent; //Cast as integer
$agent_name = get_agent_name ($id_agent);
if ($id_agent < 1)
continue; //If an agent is not an integer or invalid, don't process it
//A variable where we store that long subquery thing for
//modules
$tmodbase = "ANY(SELECT id_agente_modulo FROM tagente_modulo WHERE id_agente = ".$id_agent.")";
//IP address
$sql = sprintf ("SELECT id_ag FROM taddress_agent, taddress WHERE taddress_agent.id_a = taddress.id_a AND id_agent = %d", $id_agent);
$result = get_db_all_rows_sql ($sql);
if ($result)
foreach ($result as $row) {
temp_sql_delete ("taddress_agent", "id_ag", $row["id_ag"]);
}
// We cannot delete tagente_datos and tagente_datos_string here
// because it's a huge ammount of time. tagente_module has a special
// field to mark for delete each module of agent deleted and in
// daily maintance process, all data for that modules are deleted
//Alert
temp_sql_delete ("tcompound_alert", "id_aam", "ANY(SELECT id_aam FROM talerta_agente_modulo WHERE id_agent = ".$id_agent.")");
temp_sql_delete ("talerta_agente_modulo", "id_agente_modulo", $tmodbase);
temp_sql_delete ("talerta_agente_modulo", "id_agent", $id_agent);
//Events (up/down monitors)
temp_sql_delete ("tevento", "id_agente", $id_agent);
//Graphs, layouts & reports
temp_sql_delete ("tgraph_source", "id_agent_module", $tmodbase);
temp_sql_delete ("tlayout_data", "id_agente_modulo", $tmodbase);
temp_sql_delete ("treport_content", "id_agent_module", $tmodbase);
//Planned Downtime
temp_sql_delete ("tplanned_downtime_agents", "id_agent", $id_agent);
//The status of the module
temp_sql_delete ("tagente_estado", "id_agente_modulo", $tmodbase);
//The actual modules, don't put anything based on
//tagente_modulo after this
temp_sql_delete ("tagente_modulo", "id_agente", $id_agent);
process_sql ('UPDATE tagente_modulo SET delete_pending = 1, disabled = 1 WHERE id_agente = '. $id_agent);
//Access entries
temp_sql_delete ("tagent_access", "id_agent", $id_agent);
//And at long last, the agent
temp_sql_delete ("tagente", "id_agente", $id_agent);
// Delete remote configuration
$agent_md5 = md5($agent_name, FALSE);
if (file_exists($config["remote_config"] . "/" . $agent_md5 . ".md5")) {
// Agent remote configuration editor
$file_name = $config["remote_config"] . "/" . $agent_md5 . ".conf";
unlink ($file_name);
$file_name = $config["remote_config"] . "/" . $agent_md5 . ".md5";
unlink ($file_name);
}
}
if ($errors > 0) {
process_sql ("ROLLBACK;");
process_sql ("SET AUTOCOMMIT = 1;");
return false;
} else {
process_sql ("COMMIT;");
process_sql ("SET AUTOCOMMIT = 1;");
return true;
}
}
/**
* This function will get all the server information in an array or a specific server
*
* @param mixed An optional integer or array of integers to select specific servers
*
* @return mixed False in case the server doesn't exist or an array with info.
*/
function get_server_info ($id_server = -1) {
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;
$result = get_db_all_rows_sql ($sql);
if (empty ($result)) {
return false;
}
$return = array ();
foreach ($result as $server) {
if ($server["network_server"] == 1) {
$server["type"] = "network";
} elseif ($server["data_server"] == 1) {
$server["type"] = "data";
} elseif ($server["plugin_server"] == 1) {
$server["type"] = "plugin";
} elseif ($server["wmi_server"] == 1) {
$server["type"] = "wmi";
} elseif ($server["recon_server"] == 1) {
$server["type"] = "recon";
} elseif ($server["snmp_server"] == 1) {
$server["type"] = "snmp";
} elseif ($server["prediction_server"] == 1) {
$server["type"] = "prediction";
} else {
$server["type"] = "unknown";
}
$server["modules"] = get_db_sql ("SELECT COUNT(*) FROM tagente_estado, tagente_modulo
WHERE tagente_modulo.id_agente_modulo = tagente_estado.id_agente_modulo
AND tagente_modulo.disabled = 0
AND tagente_estado.running_by = ".$server["id_server"]);
$server["module_lag"] = get_db_sql ("SELECT COUNT(*) FROM tagente_estado, tagente_modulo, tagente
WHERE tagente_estado.last_execution_try > 0
AND tagente_estado.running_by = ".$server["id_server"]."
AND tagente_modulo.id_agente = tagente.id_agente
AND tagente.disabled = 0
AND tagente_modulo.disabled = 0
AND tagente_estado.id_agente_modulo = tagente_modulo.id_agente_modulo
AND (UNIX_TIMESTAMP() - tagente_estado.last_execution_try - tagente_estado.current_interval < 1200)");
// Lag over 1200 seconds is not lag, is module without contacting data in several time.or with a
// 1200 sec is 20 min
$server["lag"] = get_db_sql ("SELECT MAX(tagente_estado.last_execution_try - tagente_estado.current_interval)
FROM tagente_estado, tagente_modulo, tagente
WHERE tagente_estado.last_execution_try > 0
AND tagente_estado.running_by = ".$server["id_server"]."
AND tagente_modulo.id_agente = tagente.id_agente
AND tagente.disabled = 0
AND tagente_modulo.disabled = 0
AND tagente_estado.id_agente_modulo = tagente_modulo.id_agente_modulo
AND (UNIX_TIMESTAMP() - tagente_estado.last_execution_try - tagente_estado.current_interval < 1200)");
if (empty ($server["lag"])) {
$server["lag"] = 0;
} else {
$server["lag"] = get_system_time () - $server["lag"];
}
//Push the raw data on the return stack
$return[$server["id_server"]] = $server;
}
return $return;
}
/**
* Get the number of all agent modules in the database
*
* @param mixed Array of integers with agent(s) id or a single agent id. Default
* value will select all.
*
* @return int The number of agent modules
*/
function get_agent_modules_count ($id_agent = 0) {
//Make sure we're all int's and filter out bad stuff
$id_agent = safe_int ($id_agent, 1);
if (empty ($id_agent)) {
//If the array proved empty or the agent is less than 1 (eg. -1)
$filter = '';
} else {
$filter = sprintf (" WHERE id_agente IN (%s)", implode (",", (array) $id_agent));
}
return (int) get_db_sql ("SELECT COUNT(*) FROM tagente_modulo".$filter);
}
/**
* This function gets the agent group for a given agent module
*
* @param int The agent module id
*
* @return int The group id
*/
function get_agentmodule_group ($id_module) {
$agent = (int) get_agentmodule_agent ((int) $id_module);
return (int) get_agent_group ($agent);
}
/**
* This function gets the group for a given agent
*
* @param int The agent id
*
* @return int The group id
*/
function get_agent_group ($id_agent) {
return (int) get_db_value ('id_grupo', 'tagente', 'id_agente', (int) $id_agent);
}
/**
* This function gets the group name for a given group id
*
* @param int The group id
*
* @return string The group name
*/
function get_group_name ($id_group) {
return (string) get_db_value ('nombre', 'tgrupo', 'id_grupo', (int) $id_group);
}
/**
* Validates an alert id or an array of alert id's
*
* Validates an alert id or an array of alert id's
*
* @param mixed Array of alerts ids or single id
*
* @return bool True if it was successful, false otherwise.
*/
function process_alerts_validate ($id_alert) {
global $config;
require_once ("include/functions_events.php");
$id_alert = safe_int ($id_alert, 1);
if (empty ($id_alert)) {
return false;
} else {
$id_alert = (array) $id_alert;
}
foreach ($id_alert as $id_aam) {
$alert = get_db_row ("talerta_agente_modulo", "id_aam", $id_aam);
if (empty ($alert["id_agent"])) {
//Simple alert
$agent_id = get_agentmodule_agent ($alert["id_agente_modulo"]);
$group_id = get_agentmodule_group ($alert["id_agente_modulo"]);
} else {
//Combined alert
$agent_id = $alert["id_agent"];
$group_id = get_agent_group ($agent_id);
}
if (give_acl ($config['id_user'], $group_id, "AW") == 0) {
continue;
}
$sql = sprintf ("UPDATE talerta_agente_modulo SET times_fired = 0, internal_counter = 0 WHERE id_aam = %d", $id_aam);
$result = process_sql ($sql);
if ($result > 0) {
create_event ("Manual validation of alert for ".$alert["descripcion"], $group_id, $agent_id, 1, $config["id_user"], "alert_manual_validation", 1, $alert["id_agente_modulo"], $id_aam);
} elseif ($result === false) {
return false;
}
}
return true;
}
/**
* Gets all module groups. (General, Networking, System).
*
* Module groups are merely for sorting frontend
*
* @return array All module groups
*/
function get_modulegroups () {
$result = get_db_all_fields_in_table ("tmodule_group");
$return = array ();
if (empty ($result)) {
return $return;
}
foreach ($result as $modulegroup) {
$return[$modulegroup["id_mg"]] = $modulegroup["name"];
}
return $return;
}
/**
* Gets a modulegroup name based on the id
*
* @param int The id of the modulegroup
*
* @return string The modulegroup name
*/
function get_modulegroup_name ($modulegroup_id) {
return (string) get_db_value ('name', 'tmodule_group', 'id_mg', (int) $modulegroup_id);
}
?>
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