src/Worker/Cron.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2020, Friendica
   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\Addon;
  25 use Friendica\Core\Hook;
  26 use Friendica\Core\Logger;
  27 use Friendica\Core\Protocol;
  28 use Friendica\Core\Worker;
  29 use Friendica\Database\DBA;
  30 use Friendica\DI;
  31 use Friendica\Model\Contact;
  32 use Friendica\Util\DateTimeFormat;
  33
  34 class Cron
  35 {
  36         public static function execute()
  37         {
  38                 $a = DI::app();
  39
  40                 $last = DI::config()->get('system', 'last_cron');
  41
  42                 $poll_interval = intval(DI::config()->get('system', 'cron_interval'));
  43
  44                 if ($last) {
  45                         $next = $last + ($poll_interval * 60);
  46                         if ($next > time()) {
  47                                 Logger::log('cron intervall not reached');
  48                                 return;
  49                         }
  50                 }
  51
  52                 Logger::log('cron: start');
  53
  54                 // Fork the cron jobs in separate parts to avoid problems when one of them is crashing
  55                 Hook::fork($a->queue['priority'], "cron");
  56
  57                 // run the process to update server directories in the background
  58                 Worker::add(PRIORITY_LOW, 'UpdateServerDirectories');
  59
  60                 // run the process to update locally stored global contacts in the background
  61                 Worker::add(PRIORITY_LOW, 'UpdateGContacts');
  62
  63                 // Expire and remove user entries
  64                 Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
  65
  66                 // Call possible post update functions
  67                 Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
  68
  69                 // Clear cache entries
  70                 Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
  71
  72                 // Repair entries in the database
  73                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  74
  75                 // once daily run birthday_updates and then expire in background
  76                 $d1 = DI::config()->get('system', 'last_expire_day');
  77                 $d2 = intval(DateTimeFormat::utcNow('d'));
  78
  79                 // Daily cron calls
  80                 if ($d2 != intval($d1)) {
  81
  82                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  83
  84                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  85
  86                         // update nodeinfo data
  87                         Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  88
  89                         Worker::add(PRIORITY_LOW, 'UpdateGServers');
  90
  91                         Worker::add(PRIORITY_LOW, 'UpdateSuggestions');
  92
  93                         Worker::add(PRIORITY_LOW, 'Expire');
  94
  95                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  96
  97                         // check upstream version?
  98                         Worker::add(PRIORITY_LOW, 'CheckVersion');
  99
 100                         self::checkdeletedContacts();
 101
 102                         DI::config()->set('system', 'last_expire_day', $d2);
 103                 }
 104
 105                 // Hourly cron calls
 106                 if (DI::config()->get('system', 'last_cron_hourly', 0) + 3600 < time()) {
 107
 108                         // Delete all done workerqueue entries
 109                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
 110
 111                         // Optimizing this table only last seconds
 112                         if (DI::config()->get('system', 'optimize_workerqueue', false)) {
 113                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
 114                         }
 115
 116                         DI::config()->set('system', 'last_cron_hourly', time());
 117                 }
 118
 119                 // Ensure to have a .htaccess file.
 120                 // this is a precaution for systems that update automatically
 121                 $basepath = $a->getBasePath();
 122                 if (!file_exists($basepath . '/.htaccess') && is_writable($basepath)) {
 123                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 124                 }
 125
 126                 // Poll contacts
 127                 self::pollContacts();
 128
 129                 // Update contact information
 130                 self::updatePublicContacts();
 131
 132                 Logger::log('cron: end');
 133
 134                 DI::config()->set('system', 'last_cron', time());
 135
 136                 return;
 137         }
 138
 139         /**
 140          * Checks for contacts that are about to be deleted and ensures that they are removed.
 141          * This should be done automatically in the "remove" function. This here is a cleanup job.
 142          */
 143         private static function checkdeletedContacts()
 144         {
 145                 $contacts = DBA::select('contact', ['id'], ['deleted' => true]);
 146                 while ($contact = DBA::fetch($contacts)) {
 147                         Worker::add(PRIORITY_MEDIUM, 'RemoveContact', $contact['id']);
 148                 }
 149                 DBA::close($contacts);
 150         }
 151
 152         /**
 153          * Update public contacts
 154          *
 155          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 156          */
 157         private static function updatePublicContacts() {
 158                 $count = 0;
 159                 $last_updated = DateTimeFormat::utc('now - 1 week');
 160                 $condition = ["`network` IN (?, ?, ?, ?) AND `uid` = ? AND NOT `self` AND `last-update` < ?",
 161                         Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, 0, $last_updated];
 162
 163                 $total = DBA::count('contact', $condition);
 164                 $oldest_date = '';
 165                 $oldest_id = '';
 166                 $contacts = DBA::select('contact', ['id', 'last-update'], $condition, ['limit' => 100, 'order' => ['last-update']]);
 167                 while ($contact = DBA::fetch($contacts)) {
 168                         if (empty($oldest_id)) {
 169                                 $oldest_id = $contact['id'];
 170                                 $oldest_date = $contact['last-update'];
 171                         }
 172                         Worker::add(PRIORITY_LOW, "UpdateContact", $contact['id'], 'force');
 173                         ++$count;
 174                 }
 175                 Logger::info('Initiated update for public contacts', ['interval' => $count, 'total' => $total, 'id' => $oldest_id, 'oldest' => $oldest_date]);
 176                 DBA::close($contacts);
 177         }
 178
 179         /**
 180          * Poll contacts for unreceived messages
 181          *
 182          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 183          */
 184         private static function pollContacts() {
 185                 $min_poll_interval = DI::config()->get('system', 'min_poll_interval', 1);
 186
 187                 Addon::reload();
 188
 189                 $sql = "SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 190                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 191                                 FROM `user`
 192                                 STRAIGHT_JOIN `contact`
 193                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 194                                         AND `contact`.`network` IN (?, ?, ?, ?, ?)
 195                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 196                                         AND `contact`.`rel` != ?
 197                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed`";
 198
 199                 $parameters = [Protocol::DFRN, Protocol::ACTIVITYPUB, Protocol::OSTATUS, Protocol::FEED, Protocol::MAIL, Contact::FOLLOWER];
 200
 201                 // Only poll from those with suitable relationships,
 202                 // and which have a polling address and ignore Diaspora since
 203                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 204                 $abandon_days = intval(DI::config()->get('system', 'account_abandon_days'));
 205                 if ($abandon_days < 1) {
 206                         $abandon_days = 0;
 207                 }
 208
 209                 if (!empty($abandon_days)) {
 210                         $sql .= " AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL ? DAY";
 211                         $parameters[] = $abandon_days;
 212                 }
 213
 214                 $contacts = DBA::p($sql, $parameters);
 215
 216                 if (!DBA::isResult($contacts)) {
 217                         return;
 218                 }
 219
 220                 while ($contact = DBA::fetch($contacts)) {
 221                         // Friendica and OStatus are checked once a day
 222                         if (in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 223                                 $contact['priority'] = 3;
 224                         }
 225
 226                         // ActivityPub is checked once a week
 227                         if ($contact['network'] == Protocol::ACTIVITYPUB) {
 228                                 $contact['priority'] = 4;
 229                         }
 230
 231                         // Check archived contacts once a month
 232                         if ($contact['archive']) {
 233                                 $contact['priority'] = 5;
 234                         }
 235
 236                         if ($contact['priority'] >= 0) {
 237                                 $update = false;
 238
 239                                 $t = $contact['last-update'];
 240
 241                                 /*
 242                                  * Based on $contact['priority'], should we poll this site now? Or later?
 243                                  */
 244                                 switch ($contact['priority']) {
 245                                         case 5:
 246                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 247                                                         $update = true;
 248                                                 }
 249                                                 break;
 250                                         case 4:
 251                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 252                                                         $update = true;
 253                                                 }
 254                                                 break;
 255                                         case 3:
 256                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 257                                                         $update = true;
 258                                                 }
 259                                                 break;
 260                                         case 2:
 261                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 262                                                         $update = true;
 263                                                 }
 264                                                 break;
 265                                         case 1:
 266                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 267                                                         $update = true;
 268                                                 }
 269                                                 break;
 270                                         case 0:
 271                                         default:
 272                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + " . $min_poll_interval . " minute")) {
 273                                                         $update = true;
 274                                                 }
 275                                                 break;
 276                                 }
 277                                 if (!$update) {
 278                                         continue;
 279                                 }
 280                         }
 281
 282                         if ((($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) || ($contact['network'] == Protocol::MAIL)) {
 283                                 $priority = PRIORITY_MEDIUM;
 284                         } elseif ($contact['archive']) {
 285                                 $priority = PRIORITY_NEGLIGIBLE;
 286                         } else {
 287                                 $priority = PRIORITY_LOW;
 288                         }
 289
 290                         Logger::log("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 291
 292                         Worker::add(['priority' => $priority, 'dont_fork' => true, 'force_priority' => true], 'OnePoll', (int)$contact['id']);
 293                 }
 294                 DBA::close($contacts);
 295         }
 296 }