src/Worker/Cron.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2010-2022, the Friendica project
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as
   9  * published by the Free Software Foundation, either version 3 of the
  10  * License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 namespace Friendica\Worker;
  23
  24 use Friendica\Core\Hook;
  25 use Friendica\Core\Logger;
  26 use Friendica\Core\Worker;
  27 use Friendica\Database\DBA;
  28 use Friendica\DI;
  29 use Friendica\Model\Tag;
  30 use Friendica\Protocol\ActivityPub\Queue;
  31 use Friendica\Protocol\Relay;
  32
  33 class Cron
  34 {
  35         public static function execute()
  36         {
  37                 $a = DI::app();
  38
  39                 $last = DI::config()->get('system', 'last_cron');
  40
  41                 $poll_interval = intval(DI::config()->get('system', 'cron_interval'));
  42
  43                 if ($last) {
  44                         $next = $last + ($poll_interval * 60);
  45                         if ($next > time()) {
  46                                 Logger::notice('cron intervall not reached');
  47                                 return;
  48                         }
  49                 }
  50
  51                 Logger::notice('start');
  52
  53                 // Ensure to have a .htaccess file.
  54                 // this is a precaution for systems that update automatically
  55                 $basepath = $a->getBasePath();
  56                 if (!file_exists($basepath . '/.htaccess') && is_writable($basepath)) {
  57                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
  58                 }
  59
  60                 if (DI::config()->get('system', 'delete_sleeping_processes')) {
  61                         self::deleteSleepingProcesses();
  62                 }
  63
  64                 // Fork the cron jobs in separate parts to avoid problems when one of them is crashing
  65                 Hook::fork(PRIORITY_MEDIUM, 'cron');
  66
  67                 // Poll contacts
  68                 Worker::add(PRIORITY_MEDIUM, 'PollContacts');
  69
  70                 // Update contact information
  71                 Worker::add(PRIORITY_LOW, 'UpdateContacts');
  72
  73                 // Update server information
  74                 Worker::add(PRIORITY_LOW, 'UpdateGServers');
  75
  76                 // run the process to update server directories in the background
  77                 Worker::add(PRIORITY_LOW, 'UpdateServerDirectories');
  78
  79                 // Expire and remove user entries
  80                 Worker::add(PRIORITY_MEDIUM, 'ExpireAndRemoveUsers');
  81
  82                 // Call possible post update functions
  83                 Worker::add(PRIORITY_LOW, 'PostUpdate');
  84
  85                 // Hourly cron calls
  86                 if (DI::config()->get('system', 'last_cron_hourly', 0) + 3600 < time()) {
  87
  88                         // Update trending tags cache for the community page
  89                         Tag::setLocalTrendingHashtags(24, 20);
  90                         Tag::setGlobalTrendingHashtags(24, 20);
  91
  92                         // Remove old pending posts from the queue
  93                         Queue::clear();
  94
  95                         // Process all unprocessed entries
  96                         if (DI::config()->get('system', 'decoupled_receiver')) {
  97                                 Queue::processAll();
  98                         }
  99
 100                         // Search for new contacts in the directory
 101                         if (DI::config()->get('system', 'synchronize_directory')) {
 102                                 Worker::add(PRIORITY_LOW, 'PullDirectory');
 103                         }
 104
 105                         // Clear cache entries
 106                         Worker::add(PRIORITY_LOW, 'ClearCache');
 107
 108                         DI::config()->set('system', 'last_cron_hourly', time());
 109                 }
 110
 111                 // Daily maintenance cron calls
 112                 if (Worker::isInMaintenanceWindow(true)) {
 113
 114                         Worker::add(PRIORITY_LOW, 'UpdateContactBirthdays');
 115
 116                         Worker::add(PRIORITY_LOW, 'UpdatePhotoAlbums');
 117
 118                         Worker::add(PRIORITY_LOW, 'ExpirePosts');
 119
 120                         Worker::add(PRIORITY_LOW, 'ExpireActivities');
 121
 122                         Worker::add(PRIORITY_LOW, 'RemoveUnusedTags');
 123
 124                         Worker::add(PRIORITY_LOW, 'RemoveUnusedContacts');
 125
 126                         Worker::add(PRIORITY_LOW, 'RemoveUnusedAvatars');
 127
 128                         // check upstream version?
 129                         Worker::add(PRIORITY_LOW, 'CheckVersion');
 130
 131                         Worker::add(PRIORITY_LOW, 'CheckDeletedContacts');
 132
 133                         if (DI::config()->get('system', 'optimize_tables')) {
 134                                 Worker::add(PRIORITY_LOW, 'OptimizeTables');
 135                         }
 136
 137                         // Resubscribe to relay servers
 138                         Relay::reSubscribe();
 139
 140                         DI::config()->set('system', 'last_cron_daily', time());
 141                 }
 142
 143                 Logger::notice('end');
 144
 145                 DI::config()->set('system', 'last_cron', time());
 146         }
 147
 148         /**
 149          * Kill sleeping database processes
 150          *
 151          * @return void
 152          */
 153         private static function deleteSleepingProcesses()
 154         {
 155                 Logger::info('Looking for sleeping processes');
 156
 157                 $processes = DBA::p("SHOW FULL PROCESSLIST");
 158                 while ($process = DBA::fetch($processes)) {
 159                         if (($process['Command'] != 'Sleep') || ($process['Time'] < 300) || ($process['db'] != DBA::databaseName())) {
 160                                 continue;
 161                         }
 162
 163                         DBA::e("KILL ?", $process['Id']);
 164                         Logger::notice('Killed sleeping process', ['id' => $process['Id']]);
 165                 }
 166                 DBA::close($processes);
 167         }
 168 }