X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=sidebyside;f=index.php;h=17258fd0abd32690fb8da9e53a73548e7d3f5059;hb=db44ea0482e4cd2b9d74318f246343bb1b6e09aa;hp=9fe248e8e2b5329f3b67503a75c74e9a2bc6ef3b;hpb=c0e87b2beac1f326f97eac6e7f97f95e12498405;p=friendica.git diff --git a/index.php b/index.php index 9fe248e8e2..17258fd0ab 100644 --- a/index.php +++ b/index.php @@ -41,10 +41,11 @@ $install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false */ require_once("include/dba.php"); +require_once("include/dbm.php"); if(!$install) { $db = new dba($db_host, $db_user, $db_pass, $db_data, $install); - unset($db_host, $db_user, $db_pass, $db_data); + unset($db_host, $db_user, $db_pass, $db_data); /** * Load configs from db. Overwrite configs from .htconfig.php @@ -53,13 +54,29 @@ if(!$install) { load_config('config'); load_config('system'); + $processlist = dbm::processlist(); + if ($processlist["list"] != "") { + + logger("Processcheck: Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG); + + $max_processes = get_config('system', 'max_processes_frontend'); + if (intval($max_processes) == 0) + $max_processes = 20; + + if ($processlist["amount"] > $max_processes) { + logger("Processcheck: Maximum number of processes for frontend tasks (".$max_processes.") reached.", LOGGER_DEBUG); + return; + } + } + $maxsysload_frontend = intval(get_config('system','maxloadavg_frontend')); if($maxsysload_frontend < 1) $maxsysload_frontend = 50; - if(function_exists('sys_getloadavg')) { - $load = sys_getloadavg(); - if(intval($load[0]) > $maxsysload_frontend) { - logger('system: load ' . $load[0] . ' too high. Service Temporarily Unavailable.'); + + $load = current_load(); + if($load) { + if($load > $maxsysload_frontend) { + logger('system: load ' . $load . ' too high. Service Temporarily Unavailable.'); header($_SERVER["SERVER_PROTOCOL"].' 503 Service Temporarily Unavailable'); header('Retry-After: 300'); die("System is currently unavailable. Please try again later"); @@ -71,7 +88,8 @@ if(!$install) { (intval(get_config('system','ssl_policy')) == SSL_POLICY_FULL) AND (substr($a->get_baseurl(), 0, 8) == "https://")) { header("HTTP/1.1 302 Moved Temporarily"); - header("location: ".$a->get_baseurl()."/".$a->query_string); + header("Location: ".$a->get_baseurl()."/".$a->query_string); + exit(); } require_once("include/session.php"); @@ -115,9 +133,21 @@ if((x($_SESSION,'language')) && ($_SESSION['language'] !== $lang)) { } if((x($_GET,'zrl')) && (!$install && !$maintenance)) { - $_SESSION['my_url'] = $_GET['zrl']; - $a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string); - zrl_init($a); + // Only continue when the given profile link seems valid + // Valid profile links contain a path with "/profile/" and no query parameters + if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") AND + strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) { + $_SESSION['my_url'] = $_GET['zrl']; + $a->query_string = preg_replace('/[\?&]zrl=(.*?)([\?&]|$)/is','',$a->query_string); + zrl_init($a); + } else { + // Someone came with an invalid parameter, maybe as a DDoS attempt + // We simply stop processing here + logger("Invalid ZRL parameter ".$_GET['zrl'], LOGGER_DEBUG); + header('HTTP/1.1 403 Forbidden'); + echo "