X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=boot.php;h=6c00462422182d511ef8dd1a7261088478425ac6;hb=4e5d335492c7091f2aa9f47c889b29e8b60c1299;hp=42767845c267b0089dcde159f91716ea8e78dabf;hpb=f8a20a15d33c1fb8039a6ce15ad8c55a06ba0cc3;p=friendica.git

diff --git a/boot.php b/boot.php
index 42767845c2..6c00462422 100644
--- a/boot.php
+++ b/boot.php
@@ -475,6 +475,7 @@ class App {
 	public	$performance = array();
 	public	$callstack = array();
 	public	$theme_info = array();
+	public  $backend = true;
 
 	public $nav_sel;
 
@@ -940,7 +941,7 @@ class App {
 		} else {
 			$r = q("SELECT `contact`.`avatar-date` AS picdate FROM `contact` WHERE `contact`.`thumb` like '%%/%s'",
 				$common_filename);
-			if(! count($r)){
+			if(! dbm::is_result($r)){
 				$this->cached_profile_image[$avatar_image] = $avatar_image;
 			} else {
 				$this->cached_profile_picdate[$common_filename] = "?rev=".urlencode($r[0]['picdate']);
@@ -1111,6 +1112,80 @@ class App {
 		return($this->is_friendica_app);
 	}
 
+	/**
+	 * @brief Checks if the site is called via a backend process
+	 *
+	 * This isn't a perfect solution. But we need this check very early.
+	 * So we cannot wait until the modules are loaded.
+	 *
+	 * @return bool Is it a known backend?
+	 */
+	function is_backend() {
+		$backend = array();
+		$backend[] = "_well_known";
+		$backend[] = "api";
+		$backend[] = "dfrn_notify";
+		$backend[] = "dfrn_poll";
+		$backend[] = "fetch";
+		$backend[] = "hcard";
+		$backend[] = "hostxrd";
+		$backend[] = "nodeinfo";
+		$backend[] = "noscrape";
+		$backend[] = "p";
+		$backend[] = "photo";
+		$backend[] = "photos";
+		$backend[] = "poco";
+		$backend[] = "post";
+		$backend[] = "proxy";
+		$backend[] = "pubsub";
+		$backend[] = "pubsubhubbub";
+		$backend[] = "receive";
+		$backend[] = "rsd_xml";
+		$backend[] = "salmon";
+		$backend[] = "statistics_json";
+		$backend[] = "xrd";
+
+		if (in_array($this->module, $backend))
+			return(true);
+		else
+			return($this->backend);
+	}
+
+	/**
+	 * @brief Checks if the maximum number of database processes is reached
+	 *
+	 * @return bool Is the limit reached?
+	 */
+	function max_processes_reached() {
+
+		// Is the function called statically?
+		if (!is_object($this))
+			return(self::$a->max_processes_reached());
+
+		if ($this->is_backend()) {
+			$process = "backend";
+			$max_processes = get_config('system', 'max_processes_backend');
+			if (intval($max_processes) == 0)
+				$max_processes = 5;
+		} else {
+			$process = "frontend";
+			$max_processes = get_config('system', 'max_processes_frontend');
+			if (intval($max_processes) == 0)
+				$max_processes = 20;
+		}
+
+		$processlist = dbm::processlist();
+		if ($processlist["list"] != "") {
+			logger("Processcheck: Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
+
+			if ($processlist["amount"] > $max_processes) {
+				logger("Processcheck: Maximum number of processes for ".$process." tasks (".$max_processes.") reached.", LOGGER_DEBUG);
+				return true;
+			}
+		}
+		return false;
+	}
+
 	/**
 	 * @brief Checks if the maximum load is reached
 	 *
@@ -1118,14 +1193,26 @@ class App {
 	 */
 	function maxload_reached() {
 
-		$maxsysload = intval(get_config('system', 'maxloadavg'));
-		if ($maxsysload < 1)
-			$maxsysload = 50;
+		// Is the function called statically?
+		if (!is_object($this))
+			return(self::$a->maxload_reached());
+
+		if ($this->is_backend()) {
+			$process = "backend";
+			$maxsysload = intval(get_config('system', 'maxloadavg'));
+			if ($maxsysload < 1)
+				$maxsysload = 50;
+		} else {
+			$process = "frontend";
+			$maxsysload = intval(get_config('system','maxloadavg_frontend'));
+			if ($maxsysload < 1)
+				$maxsysload = 50;
+		}
 
 		$load = current_load();
 		if ($load) {
 			if (intval($load) > $maxsysload) {
-				logger('system: load '.$load.' too high.');
+				logger('system: load '.$load.' for '.$process.' tasks ('.$maxsysload.') too high.');
 				return true;
 			}
 		}
@@ -1425,7 +1512,7 @@ function run_update_function($x) {
 function check_plugins(&$a) {
 
 	$r = q("SELECT * FROM `addon` WHERE `installed` = 1");
-	if(count($r))
+	if(dbm::is_result($r))
 		$installed = $r;
 	else
 		$installed = array();
@@ -1756,7 +1843,7 @@ function current_theme(){
 		$r = q("select theme from user where uid = %d limit 1",
 			intval($a->profile_uid)
 		);
-		if($r)
+		if(dbm::is_result($r))
 			$page_theme = $r[0]['theme'];
 	}
 
@@ -1869,7 +1956,7 @@ function feed_birthday($uid,$tz) {
 			intval($uid)
 	);
 
-	if($p && count($p)) {
+	if(dbm::is_result($p)) {
 		$tmp_dob = substr($p[0]['dob'],5);
 		if(intval($tmp_dob)) {
 			$y = datetime_convert($tz,$tz,'now','Y');