]> git.mxchange.org Git - friendica.git/blobdiff - boot.php
Set the PHP requirements to php 5.4
[friendica.git] / boot.php
index 8434d34c705d3cbb5bef44953f9bdb8b43d45cbf..dea9b8e8cd955ed361473fd83ce961f91020336e 100644 (file)
--- a/boot.php
+++ b/boot.php
@@ -38,7 +38,7 @@ define ( 'FRIENDICA_PLATFORM',     'Friendica');
 define ( 'FRIENDICA_CODENAME',     'Asparagus');
 define ( 'FRIENDICA_VERSION',      '3.5-dev' );
 define ( 'DFRN_PROTOCOL_VERSION',  '2.23'    );
-define ( 'DB_UPDATE_VERSION',      1195      );
+define ( 'DB_UPDATE_VERSION',      1200      );
 
 /**
  * @brief Constant with a HTML line break.
@@ -386,6 +386,20 @@ define ( 'GRAVITY_LIKE',         3);
 define ( 'GRAVITY_COMMENT',      6);
 /* @}*/
 
+/**
+ * @name Priority
+ *
+ * Process priority for the worker
+ * @{
+ */
+define('PRIORITY_UNDEFINED',  0);
+define('PRIORITY_CRITICAL',  10);
+define('PRIORITY_HIGH',      20);
+define('PRIORITY_MEDIUM',    30);
+define('PRIORITY_LOW',       40);
+define('PRIORITY_NEGLIGIBLE',50);
+/* @}*/
+
 
 // Normally this constant is defined - but not if "pcntl" isn't installed
 if (!defined("SIGTERM"))
@@ -475,6 +489,7 @@ class App {
        public  $performance = array();
        public  $callstack = array();
        public  $theme_info = array();
+       public  $backend = true;
 
        public $nav_sel;
 
@@ -516,6 +531,8 @@ class App {
         */
        public $template_engine_instance = array();
 
+       public $process_id;
+
        private $ldelim = array(
                'internal' => '',
                'smarty3' => '{{'
@@ -557,6 +574,7 @@ class App {
 
                $this->performance["start"] = microtime(true);
                $this->performance["database"] = 0;
+               $this->performance["database_write"] = 0;
                $this->performance["network"] = 0;
                $this->performance["file"] = 0;
                $this->performance["rendering"] = 0;
@@ -576,6 +594,8 @@ class App {
 
                $this->query_string = '';
 
+               $this->process_id = uniqid("log", true);
+
                startup();
 
                set_include_path(
@@ -587,10 +607,15 @@ class App {
 
 
                $this->scheme = 'http';
-               if(x($_SERVER,'HTTPS') && $_SERVER['HTTPS'])
-                       $this->scheme = 'https';
-               elseif(x($_SERVER,'SERVER_PORT') && (intval($_SERVER['SERVER_PORT']) == 443))
+               if((x($_SERVER,'HTTPS') && $_SERVER['HTTPS']) ||
+                  (x($_SERVER['HTTP_FORWARDED']) && preg_match("/proto=https/", $_SERVER['HTTP_FORWARDED'])) ||
+                  (x($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https') ||
+                  (x($_SERVER['HTTP_X_FORWARDED_SSL']) && $_SERVER['HTTP_X_FORWARDED_SSL'] == 'on') ||
+                  (x($_SERVER['FRONT_END_HTTPS']) && $_SERVER['FRONT_END_HTTPS'] == 'on') ||
+                  (x($_SERVER,'SERVER_PORT') && (intval($_SERVER['SERVER_PORT']) == 443)) // XXX: reasonable assumption, but isn't this hardcoding too much?
+                  ) {
                        $this->scheme = 'https';
+                  }
 
                if(x($_SERVER,'SERVER_NAME')) {
                        $this->hostname = $_SERVER['SERVER_NAME'];
@@ -935,7 +960,7 @@ 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($r[0]['picdate']);
@@ -1106,6 +1131,77 @@ class App {
                return($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[] = "fetch";
+               $backend[] = "hcard";
+               $backend[] = "hostxrd";
+               $backend[] = "nodeinfo";
+               $backend[] = "noscrape";
+               $backend[] = "p";
+               $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
         *
@@ -1113,14 +1209,26 @@ 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 ('.$maxsysload.') too high.');
                                return true;
                        }
                }
@@ -1148,13 +1256,46 @@ class App {
                                        logger("killed stale process");
                                        // Calling a new instance
                                        if ($task != "")
-                                               proc_run('php', $task);
+                                               proc_run(PRIORITY_MEDIUM, $task);
                                }
                                return true;
                        }
                }
                return false;
        }
+
+       function proc_run($args) {
+
+               // Add the php path if it is a php call
+               if (count($args) && ($args[0] === 'php' OR is_int($args[0]))) {
+
+                       // If the last worker fork was less than 10 seconds before then don't fork another one.
+                       // This should prevent the forking of masses of workers.
+                       if (get_config("system", "worker")) {
+                               if ((time() - get_config("system", "proc_run_started")) < 10)
+                                       return;
+
+                               // Set the timestamp of the last proc_run
+                               set_config("system", "proc_run_started", time());
+                       }
+
+                       $args[0] = ((x($this->config,'php_path')) && (strlen($this->config['php_path'])) ? $this->config['php_path'] : 'php');
+               }
+
+               // add baseurl to args. cli scripts can't construct it
+               $args[] = $this->get_baseurl();
+
+               for($x = 0; $x < count($args); $x ++)
+                       $args[$x] = escapeshellarg($args[$x]);
+
+               $cmdline = implode($args," ");
+
+               if(get_config('system','proc_windows'))
+                       proc_close(proc_open('cmd /c start /b ' . $cmdline,array(),$foo,dirname(__FILE__)));
+               else
+                       proc_close(proc_open($cmdline." &",array(),$foo,dirname(__FILE__)));
+
+       }
 }
 
 /**
@@ -1270,7 +1411,7 @@ function check_db() {
                $build = DB_UPDATE_VERSION;
        }
        if($build != DB_UPDATE_VERSION)
-               proc_run('php', 'include/dbupdate.php');
+               proc_run(PRIORITY_CRITICAL, 'include/dbupdate.php');
 
 }
 
@@ -1420,7 +1561,7 @@ 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
                $installed = array();
@@ -1523,20 +1664,20 @@ function login($register = false, $hiddens=false) {
 
        $o .= replace_macros($tpl, array(
 
-               '$dest_url'     => $dest_url,
-               '$logout'       => t('Logout'),
-               '$login'        => t('Login'),
+               '$dest_url'     => $dest_url,
+               '$logout'       => t('Logout'),
+               '$login'        => t('Login'),
 
-               '$lname'                => array('username', t('Nickname or Email address: ') , '', ''),
+               '$lname'        => array('username', t('Nickname or Email: ') , '', ''),
                '$lpassword'    => array('password', t('Password: '), '', ''),
                '$lremember'    => array('remember', t('Remember me'), 0,  ''),
 
-               '$openid'               => !$noid,
-               '$lopenid'      => array('openid_url', t('Or login using OpenID: '),'',''),
+               '$openid'       => !$noid,
+               '$lopenid'      => array('openid_url', t('Or login using OpenID: '),'',''),
 
-               '$hiddens'      => $hiddens,
+               '$hiddens'      => $hiddens,
 
-               '$register'     => $reg,
+               '$register'     => $reg,
 
                '$lostpass'     => t('Forgot your password?'),
                '$lostlink'     => t('Password Reset'),
@@ -1558,7 +1699,9 @@ function login($register = false, $hiddens=false) {
  * @brief Used to end the current process, after saving session state.
  */
 function killme() {
-       session_write_close();
+       if (!get_app()->is_backend())
+               session_write_close();
+
        exit;
 }
 
@@ -1643,10 +1786,11 @@ function get_max_import_size() {
  * @brief Wrap calls to proc_close(proc_open()) and call hook
  *     so plugins can take part in process :)
  *
- * @param string $cmd program to run
+ * @param (string|integer) $cmd program to run or priority
  * 
  * next args are passed as $cmd command line
  * e.g.: proc_run("ls","-la","/tmp");
+ * or: proc_run(PRIORITY_HIGH, "include/notifier.php", "drop", $drop_id);
  *
  * @note $cmd and string args are surrounded with ""
  * 
@@ -1660,7 +1804,7 @@ function proc_run($cmd){
        $args = func_get_args();
 
        $newargs = array();
-       if(! count($args))
+       if (!count($args))
                return;
 
        // expand any arrays
@@ -1670,8 +1814,7 @@ function proc_run($cmd){
                        foreach($arg as $n) {
                                $newargs[] = $n;
                        }
-               }
-               else
+               } else
                        $newargs[] = $arg;
        }
 
@@ -1680,62 +1823,55 @@ function proc_run($cmd){
        $arr = array('args' => $args, 'run_cmd' => true);
 
        call_hooks("proc_run", $arr);
-       if(! $arr['run_cmd'])
+       if (!$arr['run_cmd'] OR !count($args))
                return;
 
-       if(count($args) && $args[0] === 'php') {
-
-               if (get_config("system", "worker")) {
-                       $argv = $args;
-                       array_shift($argv);
-
-                       $parameters = json_encode($argv);
-                       $found = q("SELECT `id` FROM `workerqueue` WHERE `parameter` = '%s'",
-                                       dbesc($parameters));
-
-                       if (!$found)
-                               q("INSERT INTO `workerqueue` (`parameter`, `created`, `priority`)
-                                                       VALUES ('%s', '%s', %d)",
-                                       dbesc($parameters),
-                                       dbesc(datetime_convert()),
-                                       intval(0));
+       if (!get_config("system", "worker") OR
+               (($args[0] != 'php') AND !is_int($args[0]))) {
+               $a->proc_run($args);
+               return;
+       }
 
-                       // Should we quit and wait for the poller to be called as a cronjob?
-                       if (get_config("system", "worker_dont_fork"))
-                               return;
+       if (is_int($args[0]))
+               $priority = $args[0];
+       else
+               $priority = PRIORITY_MEDIUM;
 
-                       // Checking number of workers
-                       $workers = q("SELECT COUNT(*) AS `workers` FROM `workerqueue` WHERE `executed` != '0000-00-00 00:00:00'");
+       $argv = $args;
+       array_shift($argv);
 
-                       // Get number of allowed number of worker threads
-                       $queues = intval(get_config("system", "worker_queues"));
+       $parameters = json_encode($argv);
+       $found = q("SELECT `id` FROM `workerqueue` WHERE `parameter` = '%s'",
+               dbesc($parameters));
 
-                       if ($queues == 0)
-                               $queues = 4;
+       if (!$found)
+               q("INSERT INTO `workerqueue` (`parameter`, `created`, `priority`)
+                       VALUES ('%s', '%s', %d)",
+                       dbesc($parameters),
+                       dbesc(datetime_convert()),
+                       intval($priority));
 
-                       // If there are already enough workers running, don't fork another one
-                       if ($workers[0]["workers"] >= $queues)
-                               return;
+       // Should we quit and wait for the poller to be called as a cronjob?
+       if (get_config("system", "worker_dont_fork"))
+               return;
 
-                       // Now call the poller to execute the jobs that we just added to the queue
-                       $args = array("php", "include/poller.php", "no_cron");
-               }
+       // Checking number of workers
+       $workers = q("SELECT COUNT(*) AS `workers` FROM `workerqueue` WHERE `executed` != '0000-00-00 00:00:00'");
 
-               $args[0] = ((x($a->config,'php_path')) && (strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
-       }
+       // Get number of allowed number of worker threads
+       $queues = intval(get_config("system", "worker_queues"));
 
-       // add baseurl to args. cli scripts can't construct it
-       $args[] = $a->get_baseurl();
+       if ($queues == 0)
+               $queues = 4;
 
-       for($x = 0; $x < count($args); $x ++)
-               $args[$x] = escapeshellarg($args[$x]);
+       // If there are already enough workers running, don't fork another one
+       if ($workers[0]["workers"] >= $queues)
+               return;
 
-       $cmdline = implode($args," ");
+       // Now call the poller to execute the jobs that we just added to the queue
+       $args = array("php", "include/poller.php", "no_cron");
 
-       if(get_config('system','proc_windows'))
-               proc_close(proc_open('cmd /c start /b ' . $cmdline,array(),$foo,dirname(__FILE__)));
-       else
-               proc_close(proc_open($cmdline." &",array(),$foo,dirname(__FILE__)));
+       $a->proc_run($args);
 }
 
 function current_theme(){
@@ -1751,7 +1887,7 @@ 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'];
        }
 
@@ -1864,7 +2000,7 @@ 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');
@@ -1896,31 +2032,6 @@ function is_site_admin() {
        return false;
 }
 
-
-function load_contact_links($uid) {
-
-       $a = get_app();
-
-       $ret = array();
-
-       if(! $uid || x($a->contacts,'empty'))
-               return;
-
-       $r = q("SELECT `id`,`network`,`url`,`thumb`, `rel` FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 AND `thumb` != ''",
-                       intval($uid)
-       );
-       if(count($r)) {
-               foreach($r as $rr){
-                       $url = normalise_link($rr['url']);
-                       $ret[$url] = $rr;
-               }
-       } else
-               $ret['empty'] = true;
-
-       $a->contacts = $ret;
-       return;
-}
-
 /**
  * @brief Returns querystring as string from a mapped array.
  *
@@ -2185,7 +2296,7 @@ function current_load() {
        if (!is_array($load_arr))
                return false;
 
-       return max($load_arr);
+       return max($load_arr[0], $load_arr[1]);
 }
 
 /**