/**
* Does load data from XML files (currently used in the setup only)
*
* @copyright Copyright (C) 2010-2012 Combodo SARL
* @license http://opensource.org/licenses/AGPL-3.0
*/
/**
* This page is called to perform "asynchronously" the setup actions
* parameters
* 'operation': one of 'compile_data_model', 'update_db_schema', 'after_db_creation', 'file'
*
* if 'operation' == 'update_db_schema':
* 'mode': install | upgrade
*
* if 'operation' == 'after_db_creation':
* 'mode': install | upgrade
*
* if 'operation' == 'file':
* 'file': string Name of the file to load
* 'session_status': string 'start', 'continue' or 'end'
* 'percent': integer 0..100 the percentage of completion once the file has been loaded
*/
define('SAFE_MINIMUM_MEMORY', 64*1024*1024);
require_once('../approot.inc.php');
require_once(APPROOT.'/application/utils.inc.php');
require_once(APPROOT.'/setup/setuppage.class.inc.php');
require_once(APPROOT.'/setup/moduleinstaller.class.inc.php');
ini_set('max_execution_time', max(3600, ini_get('max_execution_time'))); // Under Windows SQL/backup operations are part of the timeout and require extra time
$sMemoryLimit = trim(ini_get('memory_limit'));
if (empty($sMemoryLimit))
{
// On some PHP installations, memory_limit does not exist as a PHP setting!
// (encountered on a 5.2.0 under Windows)
// In that case, ini_set will not work, let's keep track of this and proceed with the data load
SetupPage::log_info("No memory limit has been defined in this instance of PHP");
}
else
{
// Check that the limit will allow us to load the data
//
$iMemoryLimit = utils::ConvertToBytes($sMemoryLimit);
if ($iMemoryLimit < SAFE_MINIMUM_MEMORY)
{
if (ini_set('memory_limit', SAFE_MINIMUM_MEMORY) === FALSE)
{
SetupPage::log_error("memory_limit is too small: $iMemoryLimit and can not be increased by the script itself.");
}
else
{
SetupPage::log_info("memory_limit increased from $iMemoryLimit to ".SAFE_MINIMUM_MEMORY.".");
}
}
}
function FatalErrorCatcher($sOutput)
{
if ( preg_match('|.*|s', $sOutput, $aMatches) )
{
header("HTTP/1.0 500 Internal server error.");
$errors = '';
foreach ($aMatches as $sMatch)
{
$errors .= strip_tags($sMatch)."\n";
}
$sOutput = "$errors\n";
// Logging to a file does not work if the whole memory is exhausted...
//SetupPage::log_error("Fatal error - in $__FILE__ , $errors");
}
return $sOutput;
}
//Define some bogus, invalid HTML tags that no sane
//person would ever put in an actual document and tell
//PHP to delimit fatal error warnings with them.
ini_set('error_prepend_string', '');
ini_set('error_append_string', '');
// Starts the capture of the ouput, and sets a filter to capture the fatal errors.
ob_start('FatalErrorCatcher'); // Start capturing the output, and pass it through the fatal error catcher
require_once(APPROOT.'/core/config.class.inc.php');
require_once(APPROOT.'/core/log.class.inc.php');
require_once(APPROOT.'/core/kpi.class.inc.php');
require_once(APPROOT.'/core/cmdbsource.class.inc.php');
require_once('./xmldataloader.class.inc.php');
require_once(APPROOT.'/application/ajaxwebpage.class.inc.php');
// Never cache this page
header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
header("Expires: Fri, 17 Jul 1970 05:00:00 GMT"); // Date in the past
/**
* Main program
*/
$sOperation = Utils::ReadParam('operation', '');
try
{
switch($sOperation)
{
case 'async_action':
ini_set('max_execution_time', max(240, ini_get('max_execution_time')));
// While running the setup it is desirable to see any error that may happen
ini_set('display_errors', true);
ini_set('display_startup_errors', true);
require_once(APPROOT.'/setup/wizardcontroller.class.inc.php');
require_once(APPROOT.'/setup/wizardsteps.class.inc.php');
$sClass = utils::ReadParam('step_class', '');
$sState = utils::ReadParam('step_state', '');
$sActionCode = utils::ReadParam('code', '');
$aParams = utils::ReadParam('params', array(), false, 'raw_data');
$oPage = new ajax_page('');
$oDummyController = new WizardController('');
if (is_subclass_of($sClass, 'WizardStep'))
{
$oStep = new $sClass($oDummyController, $sState);
$sConfigFile = utils::GetConfigFilePath();
if (file_exists($sConfigFile) && !is_writable($sConfigFile) && $oStep->RequiresWritableConfig())
{
$oPage->error("Error: the configuration file '".$sConfigFile."' already exists and cannot be overwritten.");
$oPage->p("The wizard cannot modify the configuration file for you. If you want to upgrade ".ITOP_APPLICATION.", make sure that the file '".realpath($sConfigFile)."' can be modified by the web server.");
$oPage->output();
}
else
{
$oStep->AsyncAction($oPage, $sActionCode, $aParams);
}
}
$oPage->output();
break;
default:
throw(new Exception("Error unsupported operation '$sOperation'"));
}
}
catch(Exception $e)
{
header("HTTP/1.0 500 Internal server error.");
echo "An error happened while processing the installation:
\n";
echo ''.$e."
\n";
SetupPage::log_error("An error happened while processing the installation: ".$e);
}
if (function_exists('memory_get_peak_usage'))
{
if ($sOperation == 'file')
{
SetupPage::log_info("loading file '$sFileName', peak memory usage. ".memory_get_peak_usage());
}
else
{
SetupPage::log_info("operation '$sOperation', peak memory usage. ".memory_get_peak_usage());
}
}
?>