]> git.mxchange.org Git - friendica.git/blobdiff - include/cron.php
Automatically refresh after two minutes when system is overloaded
[friendica.git] / include / cron.php
index d8ebf7de62486cc2c6419893c14500e484b2782c..c1e4338d6fe4edece32d3aa0cc5e91c095ea2221 100644 (file)
@@ -34,22 +34,18 @@ function cron_run(&$argv, &$argc){
        require_once('include/Contact.php');
        require_once('include/email.php');
        require_once('include/socgraph.php');
-       require_once('include/pidfile.php');
        require_once('mod/nodeinfo.php');
+       require_once('include/post_update.php');
 
        load_config('config');
        load_config('system');
 
-       $maxsysload = intval(get_config('system','maxloadavg'));
-       if($maxsysload < 1)
-               $maxsysload = 50;
-
-       $load = current_load();
-       if($load) {
-               if(intval($load) > $maxsysload) {
-                       logger('system: load ' . $load . ' too high. cron deferred to next scheduled run.');
+       // Don't check this stuff if the function is called by the poller
+       if (App::callstack() != "poller_run") {
+               if (App::maxload_reached())
+                       return;
+               if (App::is_already_running('cron', 'include/cron.php', 540))
                        return;
-               }
        }
 
        $last = get_config('system','last_cron');
@@ -66,23 +62,6 @@ function cron_run(&$argv, &$argc){
                }
        }
 
-       $lockpath = get_lockpath();
-       if ($lockpath != '') {
-               $pidfile = new pidfile($lockpath, 'cron');
-               if($pidfile->is_already_running()) {
-                       logger("cron: Already running");
-                       if ($pidfile->running_time() > 9*60) {
-                               $pidfile->kill();
-                               logger("cron: killed stale process");
-                               // Calling a new instance
-                               proc_run('php','include/cron.php');
-                       }
-                       exit;
-               }
-       }
-
-
-
        $a->set_baseurl(get_config('system','url'));
 
        load_hooks();
@@ -93,10 +72,6 @@ function cron_run(&$argv, &$argc){
 
        proc_run('php',"include/queue.php");
 
-       // run diaspora photo queue process in the background
-
-       proc_run('php',"include/dsprphotoq.php");
-
        // run the process to discover global contacts in the background
 
        proc_run('php',"include/discover_poco.php");
@@ -127,13 +102,14 @@ function cron_run(&$argv, &$argc){
 
        // Check OStatus conversations
        // Check only conversations with mentions (for a longer time)
-       check_conversations(true);
+       ostatus::check_conversations(true);
 
        // Check every conversation
-       check_conversations(false);
+       ostatus::check_conversations(false);
 
-       // Set the gcontact-id in the item table if missing
-       item_set_gcontact();
+       // Call possible post update functions
+       // see include/post_update.php for more details
+       post_update();
 
        // update nodeinfo data
        nodeinfo_cron();
@@ -163,6 +139,9 @@ function cron_run(&$argv, &$argc){
        // Repair missing Diaspora values in contacts
        cron_repair_diaspora($a);
 
+       // Repair entries in the database
+       cron_repair_database();
+
        $manual_id  = 0;
        $generation = 0;
        $force      = false;
@@ -358,35 +337,37 @@ function cron_clear_cache(&$a) {
        if ($max_tablesize == 0)
                $max_tablesize = 100 * 1000000; // Default are 100 MB
 
-       // Minimum fragmentation level in percent
-       $fragmentation_level = intval(get_config('system','optimize_fragmentation')) / 100;
-       if ($fragmentation_level == 0)
-               $fragmentation_level = 0.3; // Default value is 30%
+       if ($max_tablesize > 0) {
+               // Minimum fragmentation level in percent
+               $fragmentation_level = intval(get_config('system','optimize_fragmentation')) / 100;
+               if ($fragmentation_level == 0)
+                       $fragmentation_level = 0.3; // Default value is 30%
 
-       // Optimize some tables that need to be optimized
-       $r = q("SHOW TABLE STATUS");
-       foreach($r as $table) {
+               // Optimize some tables that need to be optimized
+               $r = q("SHOW TABLE STATUS");
+               foreach($r as $table) {
 
-               // Don't optimize tables that are too large
-               if ($table["Data_length"] > $max_tablesize)
-                       continue;
+                       // Don't optimize tables that are too large
+                       if ($table["Data_length"] > $max_tablesize)
+                               continue;
 
-               // Don't optimize empty tables
-               if ($table["Data_length"] == 0)
-                       continue;
+                       // Don't optimize empty tables
+                       if ($table["Data_length"] == 0)
+                               continue;
 
-               // Calculate fragmentation
-               $fragmentation = $table["Data_free"] / $table["Data_length"];
+                       // Calculate fragmentation
+                       $fragmentation = $table["Data_free"] / ($table["Data_length"] + $table["Index_length"]);
 
-               logger("Table ".$table["Name"]." - Fragmentation level: ".round($fragmentation * 100, 2), LOGGER_DEBUG);
+                       logger("Table ".$table["Name"]." - Fragmentation level: ".round($fragmentation * 100, 2), LOGGER_DEBUG);
 
-               // Don't optimize tables that needn't to be optimized
-               if ($fragmentation < $fragmentation_level)
-                       continue;
+                       // Don't optimize tables that needn't to be optimized
+                       if ($fragmentation < $fragmentation_level)
+                               continue;
 
-               // So optimize it
-               logger("Optimize Table ".$table["Name"], LOGGER_DEBUG);
-               q("OPTIMIZE TABLE `%s`", dbesc($table["Name"]));
+                       // So optimize it
+                       logger("Optimize Table ".$table["Name"], LOGGER_DEBUG);
+                       q("OPTIMIZE TABLE `%s`", dbesc($table["Name"]));
+               }
        }
 
        set_config('system','cache_last_cleared', time());
@@ -416,6 +397,32 @@ function cron_repair_diaspora(&$a) {
        }
 }
 
+/**
+ * @brief Do some repairs in database entries
+ *
+ */
+function cron_repair_database() {
+
+       // Set the parent if it wasn't set. (Shouldn't happen - but does sometimes)
+       // This call is very "cheap" so we can do it at any time without a problem
+       q("UPDATE `item` INNER JOIN `item` AS `parent` ON `parent`.`uri` = `item`.`parent-uri` AND `parent`.`uid` = `item`.`uid` SET `item`.`parent` = `parent`.`id` WHERE `item`.`parent` = 0");
+
+       // There was an issue where the nick vanishes from the contact table
+       q("UPDATE `contact` INNER JOIN `user` ON `contact`.`uid` = `user`.`uid` SET `nick` = `nickname` WHERE `self` AND `nick`=''");
+
+       // Update the global contacts for local users
+       $r = q("SELECT `uid` FROM `user` WHERE `verified` AND NOT `blocked` AND NOT `account_removed` AND NOT `account_expired`");
+       if ($r)
+               foreach ($r AS $user)
+                       update_gcontact_for_user($user["uid"]);
+
+       /// @todo
+       /// - remove thread entries without item
+       /// - remove sign entries without item
+       /// - remove children when parent got lost
+       /// - set contact-id in item when not present
+}
+
 if (array_search(__file__,get_included_files())===0){
        cron_run($_SERVER["argv"],$_SERVER["argc"]);
        killme();