Prior to PHP 5.2.1, or on Windows, --enable-memory-limit is not a
compile-time default, so ini_get('memory_limit') may return false.
| public static getMemoryLimitValue ( ) : integer | boolean | ||
| return | integer | boolean | memory limit in megabytes, or false if there is no limit |
public function execute()
{
$label = $this->translator->translate('Installation_SystemCheckMemoryLimit');
SettingsServer::raiseMemoryLimitIfNecessary();
$memoryLimit = SettingsServer::getMemoryLimitValue();
$comment = $memoryLimit . 'M';
if ($memoryLimit >= $this->minimumMemoryLimit) {
$status = DiagnosticResult::STATUS_OK;
} else {
$status = DiagnosticResult::STATUS_WARNING;
$comment .= sprintf('<br />%s<br />%s', $this->translator->translate('Installation_SystemCheckMemoryLimitHelp'), $this->translator->translate('Installation_RestartWebServer'));
}
return array(DiagnosticResult::singleResult($label, $status, $comment));
}
/**
* Get system information
*/
public static function getSystemInformation()
{
global $piwik_minimumPHPVersion;
$minimumMemoryLimit = Config::getInstance()->General['minimum_memory_limit'];
$infos = array();
$directoriesToCheck = array('/tmp/', '/tmp/assets/', '/tmp/cache/', '/tmp/climulti/', '/tmp/latest/', '/tmp/logs/', '/tmp/sessions/', '/tmp/tcpdf/', '/tmp/templates_c/');
if (!DbHelper::isInstalled()) {
// at install, need /config to be writable (so we can create config.ini.php)
$directoriesToCheck[] = '/config/';
}
$infos['directories'] = Filechecks::checkDirectoriesWritable($directoriesToCheck);
$infos['can_auto_update'] = Filechecks::canAutoUpdate();
self::initServerFilesForSecurity();
$infos['phpVersion_minimum'] = $piwik_minimumPHPVersion;
$infos['phpVersion'] = PHP_VERSION;
$infos['phpVersion_ok'] = self::isPhpVersionValid($infos['phpVersion']);
// critical errors
$extensions = @get_loaded_extensions();
$needed_extensions = array('zlib', 'SPL', 'iconv', 'json', 'mbstring');
// HHVM provides the required subset of Reflection but lists Reflections as missing
if (!defined('HHVM_VERSION')) {
$needed_extensions[] = 'Reflection';
}
$infos['needed_extensions'] = $needed_extensions;
$infos['missing_extensions'] = array();
foreach ($needed_extensions as $needed_extension) {
if (!in_array($needed_extension, $extensions)) {
$infos['missing_extensions'][] = $needed_extension;
}
}
// Special case for mbstring
if (!function_exists('mb_get_info') || (int) ini_get('mbstring.func_overload') != 0) {
$infos['missing_extensions'][] = 'mbstring';
}
$infos['pdo_ok'] = false;
if (in_array('PDO', $extensions)) {
$infos['pdo_ok'] = true;
}
$infos['adapters'] = Adapter::getAdapters();
$needed_functions = array('debug_backtrace', 'create_function', 'eval', 'gzcompress', 'gzuncompress', 'pack');
$infos['needed_functions'] = $needed_functions;
$infos['missing_functions'] = array();
foreach ($needed_functions as $needed_function) {
if (!self::functionExists($needed_function)) {
$infos['missing_functions'][] = $needed_function;
}
}
// warnings
$desired_extensions = array('json', 'libxml', 'dom', 'SimpleXML');
$infos['desired_extensions'] = $desired_extensions;
$infos['missing_desired_extensions'] = array();
foreach ($desired_extensions as $desired_extension) {
if (!in_array($desired_extension, $extensions)) {
$infos['missing_desired_extensions'][] = $desired_extension;
}
}
$desired_functions = array('set_time_limit', 'mail', 'parse_ini_file', 'glob', 'gzopen');
$infos['missing_desired_functions'] = array();
foreach ($desired_functions as $desired_function) {
if (!self::functionExists($desired_function)) {
$infos['missing_desired_functions'][] = $desired_function;
}
}
$sessionAutoStarted = (int) ini_get('session.auto_start');
if ($sessionAutoStarted) {
$infos['missing_desired_functions'][] = 'session.auto_start';
}
$desired_settings = array('session.auto_start');
$infos['desired_functions'] = array_merge($desired_functions, $desired_settings);
$infos['openurl'] = Http::getTransportMethod();
$infos['gd_ok'] = SettingsServer::isGdExtensionEnabled();
$serverSoftware = isset($_SERVER['SERVER_SOFTWARE']) ? $_SERVER['SERVER_SOFTWARE'] : '';
$infos['serverVersion'] = addslashes($serverSoftware);
$infos['serverOs'] = @php_uname();
$infos['serverTime'] = date('H:i:s');
$infos['memoryMinimum'] = $minimumMemoryLimit;
$infos['memory_ok'] = true;
$infos['memoryCurrent'] = '';
$raised = SettingsServer::raiseMemoryLimitIfNecessary();
if (($memoryValue = SettingsServer::getMemoryLimitValue()) > 0) {
$infos['memoryCurrent'] = $memoryValue . 'M';
$infos['memory_ok'] = $memoryValue >= $minimumMemoryLimit;
}
$infos['isWindows'] = SettingsServer::isWindows();
$integrityInfo = Filechecks::getFileIntegrityInformation();
$infos['integrity'] = $integrityInfo[0];
$infos['integrityErrorMessages'] = array();
if (isset($integrityInfo[1])) {
if ($infos['integrity'] == false) {
$infos['integrityErrorMessages'][] = Piwik::translate('General_FileIntegrityWarningExplanation');
}
$infos['integrityErrorMessages'] = array_merge($infos['integrityErrorMessages'], array_slice($integrityInfo, 1));
}
$infos['timezone'] = SettingsServer::isTimezoneSupportEnabled();
$process = new CliMulti();
$infos['cli_process_ok'] = $process->supportsAsync();
$infos['tracker_status'] = Common::getRequestVar('trackerStatus', 0, 'int');
// check if filesystem is NFS, if it is file based sessions won't work properly
$infos['is_nfs'] = Filesystem::checkIfFileSystemIsNFS();
$infos = self::enrichSystemChecks($infos);
return $infos;
}
/**
* Get system information
*/
public static function getSystemInformation()
{
global $piwik_minimumPHPVersion;
$minimumMemoryLimit = Config::getInstance()->General['minimum_memory_limit'];
$infos = array();
$infos['general_infos'] = array();
$directoriesToCheck = array();
if (!DbHelper::isInstalled()) {
// at install, need /config to be writable (so we can create config.ini.php)
$directoriesToCheck[] = '/config/';
}
$directoriesToCheck = array_merge($directoriesToCheck, array('/tmp/', '/tmp/assets/', '/tmp/cache/', '/tmp/latest/', '/tmp/logs/', '/tmp/sessions/', '/tmp/tcpdf/', '/tmp/templates_c/'));
$infos['directories'] = Filechecks::checkDirectoriesWritable($directoriesToCheck);
$infos['can_auto_update'] = Filechecks::canAutoUpdate();
self::initServerFilesForSecurity();
$infos['phpVersion_minimum'] = $piwik_minimumPHPVersion;
$infos['phpVersion'] = PHP_VERSION;
$infos['phpVersion_ok'] = version_compare($piwik_minimumPHPVersion, $infos['phpVersion']) === -1;
// critical errors
$extensions = @get_loaded_extensions();
$needed_extensions = array('zlib', 'SPL', 'iconv', 'Reflection');
$infos['needed_extensions'] = $needed_extensions;
$infos['missing_extensions'] = array();
foreach ($needed_extensions as $needed_extension) {
if (!in_array($needed_extension, $extensions)) {
$infos['missing_extensions'][] = $needed_extension;
}
}
$infos['pdo_ok'] = false;
if (in_array('PDO', $extensions)) {
$infos['pdo_ok'] = true;
}
$infos['adapters'] = Adapter::getAdapters();
$needed_functions = array('debug_backtrace', 'create_function', 'eval', 'gzcompress', 'gzuncompress', 'pack');
$infos['needed_functions'] = $needed_functions;
$infos['missing_functions'] = array();
foreach ($needed_functions as $needed_function) {
if (!self::functionExists($needed_function)) {
$infos['missing_functions'][] = $needed_function;
}
}
// warnings
$desired_extensions = array('json', 'libxml', 'dom', 'SimpleXML');
$infos['desired_extensions'] = $desired_extensions;
$infos['missing_desired_extensions'] = array();
foreach ($desired_extensions as $desired_extension) {
if (!in_array($desired_extension, $extensions)) {
$infos['missing_desired_extensions'][] = $desired_extension;
}
}
$desired_functions = array('set_time_limit', 'mail', 'parse_ini_file', 'glob');
$infos['desired_functions'] = $desired_functions;
$infos['missing_desired_functions'] = array();
foreach ($desired_functions as $desired_function) {
if (!self::functionExists($desired_function)) {
$infos['missing_desired_functions'][] = $desired_function;
}
}
$infos['openurl'] = Http::getTransportMethod();
$infos['gd_ok'] = SettingsServer::isGdExtensionEnabled();
$infos['hasMbstring'] = false;
$infos['multibyte_ok'] = true;
if (function_exists('mb_internal_encoding')) {
$infos['hasMbstring'] = true;
if ((int) ini_get('mbstring.func_overload') != 0) {
$infos['multibyte_ok'] = false;
}
}
$serverSoftware = isset($_SERVER['SERVER_SOFTWARE']) ? $_SERVER['SERVER_SOFTWARE'] : '';
$infos['serverVersion'] = addslashes($serverSoftware);
$infos['serverOs'] = @php_uname();
$infos['serverTime'] = date('H:i:s');
$infos['registerGlobals_ok'] = ini_get('register_globals') == 0;
$infos['memoryMinimum'] = $minimumMemoryLimit;
$infos['memory_ok'] = true;
$infos['memoryCurrent'] = '';
$raised = SettingsServer::raiseMemoryLimitIfNecessary();
if (($memoryValue = SettingsServer::getMemoryLimitValue()) > 0) {
$infos['memoryCurrent'] = $memoryValue . 'M';
$infos['memory_ok'] = $memoryValue >= $minimumMemoryLimit;
}
$infos['isWindows'] = SettingsServer::isWindows();
$integrityInfo = Filechecks::getFileIntegrityInformation();
$infos['integrity'] = $integrityInfo[0];
$infos['integrityErrorMessages'] = array();
if (isset($integrityInfo[1])) {
if ($infos['integrity'] == false) {
$infos['integrityErrorMessages'][] = Piwik::translate('General_FileIntegrityWarningExplanation');
}
$infos['integrityErrorMessages'] = array_merge($infos['integrityErrorMessages'], array_slice($integrityInfo, 1));
}
$infos['timezone'] = SettingsServer::isTimezoneSupportEnabled();
$infos['tracker_status'] = Common::getRequestVar('trackerStatus', 0, 'int');
$infos['protocol'] = ProxyHeaders::getProtocolInformation();
if (!\Piwik\ProxyHttp::isHttps() && $infos['protocol'] !== null) {
$infos['general_infos']['assume_secure_protocol'] = '1';
}
if (count($headers = ProxyHeaders::getProxyClientHeaders()) > 0) {
$infos['general_infos']['proxy_client_headers'] = $headers;
}
if (count($headers = ProxyHeaders::getProxyHostHeaders()) > 0) {
$infos['general_infos']['proxy_host_headers'] = $headers;
}
// check if filesystem is NFS, if it is file based sessions won't work properly
$infos['is_nfs'] = Filesystem::checkIfFileSystemIsNFS();
$infos = self::enrichSystemChecks($infos);
return $infos;
}
