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iTop/application/startup.inc.php

89 lines
3.0 KiB
PHP

<?php
// Copyright (C) 2010-2016 Combodo SARL
//
// This file is part of iTop.
//
// iTop is free software; you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// iTop 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with iTop. If not, see <http://www.gnu.org/licenses/>
require_once(APPROOT.'/core/cmdbobject.class.inc.php');
require_once(APPROOT.'/application/utils.inc.php');
require_once(APPROOT.'/core/contexttag.class.inc.php');
/**
* File to include to initialize the datamodel in memory
*
* @copyright Copyright (C) 2010-2019 Combodo SARL
* @license http://opensource.org/licenses/AGPL-3.0
*/
// This storage is freed on error (case of allowed memory exhausted)
$sReservedMemory = str_repeat('*', 1024 * 1024);
register_shutdown_function(function()
{
global $sReservedMemory;
$sReservedMemory = null;
if (!is_null($err = error_get_last()) && ($err['type'] == E_ERROR))
{
IssueLog::error($err['message']);
if (strpos($err['message'], 'Allowed memory size of') !== false)
{
$sLimit = ini_get('memory_limit');
echo "<p>iTop: Allowed memory size of $sLimit exhausted, contact your administrator to increase 'memory_limit' in php.ini</p>\n";
}
elseif (strpos($err['message'], 'Maximum execution time') !== false)
{
$sLimit = ini_get('max_execution_time');
echo "<p>iTop: Maximum execution time of $sLimit exceeded, contact your administrator to increase 'max_execution_time' in php.ini</p>\n";
}
else
{
echo "<p>iTop: An error occurred, check server error log for more information.</p>\n";
}
}
});
session_name('itop-'.md5(APPROOT));
session_start();
$sSwitchEnv = utils::ReadParam('switch_env', null);
$bAllowCache = true;
if (($sSwitchEnv != null) && (file_exists(APPCONF.$sSwitchEnv.'/'.ITOP_CONFIG_FILE)) && isset($_SESSION['itop_env']) && ($_SESSION['itop_env'] !== $sSwitchEnv))
{
$_SESSION['itop_env'] = $sSwitchEnv;
$sEnv = $sSwitchEnv;
$bAllowCache = false;
// Reset the opcache since otherwise the PHP "model" files may still be cached !!
if (function_exists('opcache_reset'))
{
// Zend opcode cache
opcache_reset();
}
if (function_exists('apc_clear_cache'))
{
// APC(u) cache
apc_clear_cache();
}
// TODO: reset the credentials as well ??
}
else if (isset($_SESSION['itop_env']))
{
$sEnv = $_SESSION['itop_env'];
}
else
{
$sEnv = ITOP_DEFAULT_ENV;
$_SESSION['itop_env'] = ITOP_DEFAULT_ENV;
}
$sConfigFile = APPCONF.$sEnv.'/'.ITOP_CONFIG_FILE;
MetaModel::Startup($sConfigFile, false /* $bModelOnly */, $bAllowCache, false /* $bTraceSourceFiles */, $sEnv);