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N°2240 - Supportability - Maintenance mode

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This commit is contained in:
Eric
2019-07-11 10:22:39 +02:00
parent 7f82faefe1
commit a6737afb2f
9 changed files with 119 additions and 7 deletions
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88
application/startup.inc.php
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@@ -20,7 +20,7 @@
/**
* File to include to initialize the datamodel in memory
*
* @copyright Copyright (C) 2010-2016 Combodo SARL
* @copyright Copyright (C) 2010-2019 Combodo SARL
* @license http://opensource.org/licenses/AGPL-3.0
*/
@@ -32,10 +32,16 @@ register_shutdown_function(function()
$sReservedMemory = null;
if (!is_null($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";
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
{
@@ -44,6 +50,37 @@ register_shutdown_function(function()
}
});
// Use 'maintenance' parameter to bypass maintenance mode
$bBypassMaintenance = !is_null(Utils::ReadParam('maintenance', null));
// Maintenance mode
if (file_exists(APPROOT.'.maintenance') && !$bBypassMaintenance)
{
require_once(APPROOT.'core/dict.class.inc.php');
$sMessage = Dict::S('UI:Error:MaintenanceMode', 'Application is currently in maintenance');
$sTitle = Dict::S('UI:Error:MaintenanceTitle', 'Maintenance');
// throw new MaintenanceException($sMessage, $sTitle);
http_response_code(503);
// Display message depending on the request
switch (true)
{
case array_key_exists('HTTP_X_COMBODO_AJAX', $_SERVER):
case EndsWith($_SERVER['REQUEST_URI'], '/webservices/rest.php'):
_MaintenanceTextMessage($sMessage);
break;
case EndsWith($_SERVER['REQUEST_URI'], '/pages/ajax.searchform.php'):
_MaintenanceHtmlMessage($sMessage);
break;
default:
_MaintenanceSetupPageMessage($sTitle, $sMessage);
break;
}
exit();
}
require_once(APPROOT.'/core/cmdbobject.class.inc.php');
require_once(APPROOT.'/application/utils.inc.php');
require_once(APPROOT.'/core/contexttag.class.inc.php');
@@ -80,3 +117,50 @@ else
}
$sConfigFile = APPCONF.$sEnv.'/'.ITOP_CONFIG_FILE;
MetaModel::Startup($sConfigFile, false /* $bModelOnly */, $bAllowCache, false /* $bTraceSourceFiles */, $sEnv);
//
// Maintenance message display functions
//
/**
* Use a setup page to display the maintenance message
* @param $sTitle
* @param $sMessage
*/
function _MaintenanceSetupPageMessage($sTitle, $sMessage)
{
// Web Page
require_once(APPROOT."/setup/setuppage.class.inc.php");
$oP = new SetupPage($sTitle);
$oP->p("<h2>$sMessage</h2>");
$oP->output();
}
/**
* Use simple text to display the maintenance message
* @param $sMessage
*/
function _MaintenanceTextMessage($sMessage)
{
echo $sMessage;
}
/**
* Use a simple HTML to display the maintenance message
* @param $sMessage
*/
function _MaintenanceHtmlMessage($sMessage)
{
echo '<html><body><div>'.$sMessage.'</div></body></html>';
}
/**
* helper to test if a string ends with another
* @param $haystack
* @param $needle
*
* @return bool
*/
function EndsWith($haystack, $needle) {
return substr_compare($haystack, $needle, -strlen($needle)) === 0;
}

2
dictionaries/de.dictionary.itop.ui.php
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@@ -442,6 +442,8 @@ Dict::Add('DE DE', 'German', 'Deutsch', array(
'UI:Error:Invalid_Stimulus_On_Object_In_State' => 'Fehler: ungültiger Operation "%1$s" auf Objekt %2$s in Zustand "%3$s".',
'UI:Error:InvalidDashboardFile' => 'Fehler: Ungültige Dashboard-Datei',
'UI:Error:InvalidDashboard' => 'Fehler: Ungültiges Dashboard',
'UI:Error:MaintenanceMode' => 'Die Anwendung befindet sich derzeit in der Wartung.',
'UI:Error:MaintenanceTitle' => 'Maintenance~~',
'UI:GroupBy:Count' => 'Anzahl',
'UI:GroupBy:Count+' => 'Anzahl der Elemente',

2
dictionaries/en.dictionary.itop.ui.php
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@@ -458,6 +458,8 @@ Dict::Add('EN US', 'English', 'English', array(
'UI:Error:Invalid_Stimulus_On_Object_In_State' => 'Error: invalid stimulus "%1$s" on object %2$s in state "%3$s".',
'UI:Error:InvalidDashboardFile' => 'Error: invalid dashboard file',
'UI:Error:InvalidDashboard' => 'Error: invalid dashboard',
'UI:Error:MaintenanceMode' => 'Application is currently in maintenance',
'UI:Error:MaintenanceTitle' => 'Maintenance',
'UI:GroupBy:Count' => 'Count',
'UI:GroupBy:Count+' => 'Number of elements',

2
dictionaries/es_cr.dictionary.itop.ui.php
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@@ -454,6 +454,8 @@ Dict::Add('ES CR', 'Spanish', 'Español, Castellaño', array(
'UI:Error:Invalid_Stimulus_On_Object_In_State' => 'Error: estimulo invalido "%1$s" en objeto %2$s en estado "%3$s".',
'UI:Error:InvalidDashboardFile' => 'Error: invalid dashboard file~~',
'UI:Error:InvalidDashboard' => 'Error: invalid dashboard~~',
'UI:Error:MaintenanceMode' => 'La aplicación se encuentra actualmente en mantenimiento',
'UI:Error:MaintenanceTitle' => 'Maintenance~~',
'UI:GroupBy:Count' => 'Cuenta',
'UI:GroupBy:Count+' => 'Número de Elementos',

2
dictionaries/fr.dictionary.itop.ui.php
View File

@@ -441,6 +441,8 @@ Dict::Add('FR FR', 'French', 'Français', array(
'UI:Error:Invalid_Stimulus_On_Object_In_State' => 'Erreur: le stimulus "%1$s" n\'est pas valide pour l\'objet %2$s dans l\'état "%3$s".',
'UI:Error:InvalidDashboardFile' => 'Erreur: Le fichier tableau de bord est invalide',
'UI:Error:InvalidDashboard' => 'Erreur: Le tableau de bord est invalide',
'UI:Error:MaintenanceMode' => 'L\'application est en maintenance',
'UI:Error:MaintenanceTitle' => 'Maintenance',
'UI:GroupBy:Count' => 'Nombre',
'UI:GroupBy:Count+' => 'Nombre d\'éléments',

2
dictionaries/it.dictionary.itop.ui.php
View File

@@ -454,6 +454,8 @@ Dict::Add('IT IT', 'Italian', 'Italiano', array(
'UI:Error:Invalid_Stimulus_On_Object_In_State' => 'Errore: stimolo non valido "%1$s" su un oggetto %2$s nello stato "%3$s".',
'UI:Error:InvalidDashboardFile' => 'Error: invalid dashboard file~~',
'UI:Error:InvalidDashboard' => 'Error: invalid dashboard~~',
'UI:Error:MaintenanceMode' => 'L\'applicazione è attualmente in manutenzione',
'UI:Error:MaintenanceTitle' => 'Maintenance~~',
'UI:GroupBy:Count' => 'Conteggio',
'UI:GroupBy:Count+' => '',

2
dictionaries/nl.dictionary.itop.ui.php
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@@ -460,6 +460,8 @@ Dict::Add('NL NL', 'Dutch', 'Nederlands', array(
'UI:Error:Invalid_Stimulus_On_Object_In_State' => 'Fout: ongeldige stimulus "%1$s" op object %2$s in staat "%3$s".',
'UI:Error:InvalidDashboardFile' => 'Fout: ongeldig dashboard-bestand',
'UI:Error:InvalidDashboard' => 'Fout: ongeldig dashboard',
'UI:Error:MaintenanceMode' => 'Toepassing is momenteel in onderhoud',
'UI:Error:MaintenanceTitle' => 'Maintenance~~',
'UI:GroupBy:Count' => 'Tel',
'UI:GroupBy:Count+' => 'Aantal elementen',

10
pages/exec.php
View File

@@ -40,6 +40,16 @@ require_once(APPROOT.'core/metamodel.class.php');
utils::InitTimeZone();
// Maintenance mode
if (file_exists(APPROOT.'.maintenance'))
{
http_response_code(503);
require_once(APPROOT.'core/dict.class.inc.php');
$sMessage = Dict::S('UI:Error:MaintenanceMode', 'Application is currently in maintenance');
echo "$sMessage";
exit;
}
$sModule = utils::ReadParam('exec_module', '');
if ($sModule == '')
{

12
webservices/cron.php
View File

@@ -310,6 +310,12 @@ function CronExec($oP, $aProcesses, $bVerbose)
$oP->p("Sleeping");
}
sleep($iCronSleep);
// Maintenance mode
if (file_exists(APPROOT.'.maintenance'))
{
$oP->p("Maintenance mode detected");
return;
}
}
if ($bVerbose)
{
@@ -565,10 +571,11 @@ try
{
// Note: testing this now in case some of the background processes forces the read-only mode for a while
// in that case it is better to exit with the check on reentrance (mutex)
if (!MetaModel::DBHasAccess(ACCESS_ADMIN_WRITE))
if (!MetaModel::DBHasAccess(ACCESS_ADMIN_WRITE) || file_exists(APPROOT.'.maintenance'))
{
$oP->p("A database maintenance is ongoing (read-only mode even for admins).");
$oP->p("A maintenance is ongoing");
$oP->Output();
$oMutex->Unlock();
exit(EXIT_CODE_ERROR);
}
@@ -609,4 +616,3 @@ finally
$oP->p("Exiting: ".time().' ('.date('Y-m-d H:i:s').')');
$oP->Output();
?>