X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=index.php;h=949ccd532be9701ff77add799fcef881c8744fcc;hb=ae172a9cec404ef9a0e9f16aafea97dea64d33ab;hp=295db01da2138b42d4ae0caee25e1a7a544eec32;hpb=82abc32a140125db6d5d7ea3eeebec7f5cceb519;p=friendica.git

diff --git a/index.php b/index.php
index 295db01da2..949ccd532b 100644
--- a/index.php
+++ b/index.php
@@ -53,6 +53,20 @@ if(!$install) {
 	load_config('config');
 	load_config('system');
 
+	$maxsysload = intval(get_config('system','maxloadavg'));
+	if($maxsysload < 1)
+		$maxsysload = 50;
+	if(function_exists('sys_getloadavg')) {
+		$load = sys_getloadavg();
+		if(intval($load[0]) > $maxsysload) {
+			logger('system: load ' . $load[0] . ' too high. Service Temporarily Unavailable.');
+			header($_SERVER["SERVER_PROTOCOL"].' 503 Service Temporarily Unavailable');
+			header('Retry-After: 300');
+			die("System is currently unavailable. Please try again later");
+		}
+	}
+
+
 	if (get_config('system','force_ssl') AND ($a->get_scheme() == "http") AND
 		(intval(get_config('system','ssl_policy')) == SSL_POLICY_FULL) AND
 		(substr($a->get_baseurl(), 0, 8) == "https://")) {