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<?php
/*
** Zabbix
** Copyright (C) 2001-2020 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** 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.
**/
function audit_resource2str($resource_type = null) {
$resources = [
AUDIT_RESOURCE_USER => _('User'),
AUDIT_RESOURCE_ZABBIX_CONFIG => _('Configuration of Zabbix'),
AUDIT_RESOURCE_MEDIA_TYPE => _('Media type'),
AUDIT_RESOURCE_HOST => _('Host'),
AUDIT_RESOURCE_HOST_PROTOTYPE => _('Host prototype'),
AUDIT_RESOURCE_ACTION => _('Action'),
AUDIT_RESOURCE_GRAPH => _('Graph'),
AUDIT_RESOURCE_GRAPH_PROTOTYPE => _('Graph prototype'),
AUDIT_RESOURCE_GRAPH_ELEMENT => _('Graph element'),
AUDIT_RESOURCE_USER_GROUP => _('User group'),
AUDIT_RESOURCE_APPLICATION => _('Application'),
AUDIT_RESOURCE_TRIGGER => _('Trigger'),
AUDIT_RESOURCE_TRIGGER_PROTOTYPE => _('Trigger prototype'),
AUDIT_RESOURCE_HOST_GROUP => _('Host group'),
AUDIT_RESOURCE_ITEM => _('Item'),
AUDIT_RESOURCE_ITEM_PROTOTYPE => _('Item prototype'),
AUDIT_RESOURCE_IMAGE => _('Image'),
AUDIT_RESOURCE_VALUE_MAP => _('Value map'),
AUDIT_RESOURCE_IT_SERVICE => _('Service'),
AUDIT_RESOURCE_MAP => _('Map'),
AUDIT_RESOURCE_SCREEN => _('Screen'),
AUDIT_RESOURCE_SCENARIO => _('Web scenario'),
AUDIT_RESOURCE_DISCOVERY_RULE => _('Discovery rule'),
AUDIT_RESOURCE_SLIDESHOW => _('Slide show'),
AUDIT_RESOURCE_PROXY => _('Proxy'),
AUDIT_RESOURCE_REGEXP => _('Regular expression'),
AUDIT_RESOURCE_MAINTENANCE => _('Maintenance'),
AUDIT_RESOURCE_SCRIPT => _('Script'),
AUDIT_RESOURCE_MACRO => _('Macro'),
AUDIT_RESOURCE_TEMPLATE => _('Template'),
AUDIT_RESOURCE_ICON_MAP => _('Icon mapping'),
AUDIT_RESOURCE_CORRELATION => _('Event correlation'),
AUDIT_RESOURCE_DASHBOARD => _('Dashboard'),
AUDIT_RESOURCE_AUTOREGISTRATION => _('Auto registration')
];
if (is_null($resource_type)) {
natsort($resources);
return $resources;
}
return isset($resources[$resource_type]) ? $resources[$resource_type] : _('Unknown resource');
}
function add_audit($action, $resourcetype, $details) {
if (mb_strlen($details) > 128) {
$details = mb_substr($details, 0, 125).'...';
}
$ip = !empty($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR'];
$values = [
'userid' => CWebUser::$data['userid'],
'clock' => time(),
'ip' => substr($ip, 0, 39),
'action' => $action,
'resourcetype' => $resourcetype,
'details' => $details
];
try {
DB::insert('auditlog', [$values]);
return true;
}
catch (DBException $e) {
return false;
}
}
function add_audit_ext($action, $resourcetype, $resourceid, $resourcename, $table_name, $values_old, $values_new) {
$values_diff = [];
if ($action == AUDIT_ACTION_UPDATE && !empty($values_new)) {
foreach ($values_new as $id => $value_new) {
// log only the values that have changed, skip arrays
if (isset($values_old[$id])
&& !is_array($values_old[$id])
&& !is_array($value_new)
&& strcmp($values_old[$id], $value_new) != 0) {
array_push($values_diff, $id);
}
}
if (count($values_diff) == 0) {
return true;
}
}
if (mb_strlen($resourcename) > 255) {
$resourcename = mb_substr($resourcename, 0, 252).'...';
}
// CWebUser is not initianized in CUser->login() method.
$userid = ($action == AUDIT_ACTION_LOGIN) ? $resourceid : CWebUser::$data['userid'];
$ip = !empty($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR'];
$values = [
'userid' => $userid,
'clock' => time(),
'ip' => substr($ip, 0, 39),
'action' => $action,
'resourcetype' => $resourcetype,
'resourceid' => $resourceid,
'resourcename' => $resourcename
];
try {
$auditId = DB::insert('auditlog', [$values]);
$auditId = reset($auditId);
if ($action == AUDIT_ACTION_UPDATE) {
$values = [];
foreach ($values_diff as $id) {
$values[] = [
'auditid' => $auditId,
'table_name' => $table_name,
'field_name' => $id,
'oldvalue' => $values_old[$id],
'newvalue' => $values_new[$id]
];
}
DB::insert('auditlog_details', $values);
}
return true;
}
catch (DBException $e) {
return false;
}
}
function add_audit_details($action, $resourcetype, $resourceid, $resourcename, $details = null, $userId = null) {
if ($userId === null) {
$userId = CWebUser::$data['userid'];
}
if (mb_strlen($resourcename) > 255) {
$resourcename = mb_substr($resourcename, 0, 252).'...';
}
$ip = !empty($_SERVER['HTTP_X_FORWARDED_FOR']) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR'];
$values = [
'userid' => $userId,
'clock' => time(),
'ip' => substr($ip, 0, 39),
'action' => $action,
'resourcetype' => $resourcetype,
'resourceid' => $resourceid,
'resourcename' => $resourcename,
'details' => $details
];
try {
DB::insert('auditlog', [$values]);
return true;
}
catch (DBException $e) {
return false;
}
}
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