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 missing Diaspora values in contacts
  73                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
  74
  75                 // Repair entries in the database
  76                 Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
  77
  78                 // once daily run birthday_updates and then expire in background
  79                 $d1 = DI::config()->get('system', 'last_expire_day');
  80                 $d2 = intval(DateTimeFormat::utcNow('d'));
  81
  82                 // Daily cron calls
  83                 if ($d2 != intval($d1)) {
  84
  85                         Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
  86
  87                         Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
  88
  89                         // update nodeinfo data
  90                         Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
  91
  92                         Worker::add(PRIORITY_LOW, 'UpdateGServers');
  93
  94                         Worker::add(PRIORITY_LOW, 'UpdateSuggestions');
  95
  96                         Worker::add(PRIORITY_LOW, 'Expire');
  97
  98                         Worker::add(PRIORITY_MEDIUM, 'DBClean');
  99
 100                         // check upstream version?
 101                         Worker::add(PRIORITY_LOW, 'CheckVersion');
 102
 103                         self::checkdeletedContacts();
 104
 105                         DI::config()->set('system', 'last_expire_day', $d2);
 106                 }
 107
 108                 // Hourly cron calls
 109                 if (DI::config()->get('system', 'last_cron_hourly', 0) + 3600 < time()) {
 110
 111                         // Delete all done workerqueue entries
 112                         DBA::delete('workerqueue', ['`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 1 HOUR']);
 113
 114                         // Optimizing this table only last seconds
 115                         if (DI::config()->get('system', 'optimize_workerqueue', false)) {
 116                                 DBA::e("OPTIMIZE TABLE `workerqueue`");
 117                         }
 118
 119                         DI::config()->set('system', 'last_cron_hourly', time());
 120                 }
 121
 122                 // Ensure to have a .htaccess file.
 123                 // this is a precaution for systems that update automatically
 124                 $basepath = $a->getBasePath();
 125                 if (!file_exists($basepath . '/.htaccess') && is_writable($basepath)) {
 126                         copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
 127                 }
 128
 129                 // Poll contacts
 130                 self::pollContacts();
 131
 132                 // Update contact information
 133                 self::updatePublicContacts();
 134
 135                 Logger::log('cron: end');
 136
 137                 DI::config()->set('system', 'last_cron', time());
 138
 139                 return;
 140         }
 141
 142         /**
 143          * Checks for contacts that are about to be deleted and ensures that they are removed.
 144          * This should be done automatically in the "remove" function. This here is a cleanup job.
 145          */
 146         private static function checkdeletedContacts()
 147         {
 148                 $contacts = DBA::select('contact', ['id'], ['deleted' => true]);
 149                 while ($contact = DBA::fetch($contacts)) {
 150                         Worker::add(PRIORITY_MEDIUM, 'RemoveContact', $contact['id']);
 151                 }
 152                 DBA::close($contacts);
 153         }
 154
 155         /**
 156          * Update public contacts
 157          *
 158          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 159          */
 160         private static function updatePublicContacts() {
 161                 $count = 0;
 162                 $last_updated = DateTimeFormat::utc('now - 1 week');
 163                 $condition = ["`network` IN (?, ?, ?, ?) AND `uid` = ? AND NOT `self` AND `last-update` < ?",
 164                         Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::DIASPORA, Protocol::OSTATUS, 0, $last_updated];
 165
 166                 $total = DBA::count('contact', $condition);
 167                 $oldest_date = '';
 168                 $oldest_id = '';
 169                 $contacts = DBA::select('contact', ['id', 'last-update'], $condition, ['limit' => 100, 'order' => ['last-update']]);
 170                 while ($contact = DBA::fetch($contacts)) {
 171                         if (empty($oldest_id)) {
 172                                 $oldest_id = $contact['id'];
 173                                 $oldest_date = $contact['last-update'];
 174                         }
 175                         Worker::add(PRIORITY_LOW, "UpdateContact", $contact['id'], 'force');
 176                         ++$count;
 177                 }
 178                 Logger::info('Initiated update for public contacts', ['interval' => $count, 'total' => $total, 'id' => $oldest_id, 'oldest' => $oldest_date]);
 179                 DBA::close($contacts);
 180         }
 181
 182         /**
 183          * Poll contacts for unreceived messages
 184          *
 185          * @throws \Friendica\Network\HTTPException\InternalServerErrorException
 186          */
 187         private static function pollContacts() {
 188                 $min_poll_interval = DI::config()->get('system', 'min_poll_interval', 1);
 189
 190                 Addon::reload();
 191
 192                 $sql = "SELECT `contact`.`id`, `contact`.`nick`, `contact`.`name`, `contact`.`network`, `contact`.`archive`,
 193                                         `contact`.`last-update`, `contact`.`priority`, `contact`.`rel`, `contact`.`subhub`
 194                                 FROM `user`
 195                                 STRAIGHT_JOIN `contact`
 196                                 ON `contact`.`uid` = `user`.`uid` AND `contact`.`poll` != ''
 197                                         AND `contact`.`network` IN (?, ?, ?, ?, ?)
 198                                         AND NOT `contact`.`self` AND NOT `contact`.`blocked`
 199                                         AND `contact`.`rel` != ?
 200                                 WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed`";
 201
 202                 $parameters = [Protocol::DFRN, Protocol::ACTIVITYPUB, Protocol::OSTATUS, Protocol::FEED, Protocol::MAIL, Contact::FOLLOWER];
 203
 204                 // Only poll from those with suitable relationships,
 205                 // and which have a polling address and ignore Diaspora since
 206                 // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 207                 $abandon_days = intval(DI::config()->get('system', 'account_abandon_days'));
 208                 if ($abandon_days < 1) {
 209                         $abandon_days = 0;
 210                 }
 211
 212                 if (!empty($abandon_days)) {
 213                         $sql .= " AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL ? DAY";
 214                         $parameters[] = $abandon_days;
 215                 }
 216
 217                 $contacts = DBA::p($sql, $parameters);
 218
 219                 if (!DBA::isResult($contacts)) {
 220                         return;
 221                 }
 222
 223                 while ($contact = DBA::fetch($contacts)) {
 224                         // Friendica and OStatus are checked once a day
 225                         if (in_array($contact['network'], [Protocol::DFRN, Protocol::OSTATUS])) {
 226                                 $contact['priority'] = 3;
 227                         }
 228
 229                         // ActivityPub is checked once a week
 230                         if ($contact['network'] == Protocol::ACTIVITYPUB) {
 231                                 $contact['priority'] = 4;
 232                         }
 233
 234                         // Check archived contacts once a month
 235                         if ($contact['archive']) {
 236                                 $contact['priority'] = 5;
 237                         }
 238
 239                         if ($contact['priority'] >= 0) {
 240                                 $update = false;
 241
 242                                 $t = $contact['last-update'];
 243
 244                                 /*
 245                                  * Based on $contact['priority'], should we poll this site now? Or later?
 246                                  */
 247                                 switch ($contact['priority']) {
 248                                         case 5:
 249                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 month")) {
 250                                                         $update = true;
 251                                                 }
 252                                                 break;
 253                                         case 4:
 254                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 week")) {
 255                                                         $update = true;
 256                                                 }
 257                                                 break;
 258                                         case 3:
 259                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 day")) {
 260                                                         $update = true;
 261                                                 }
 262                                                 break;
 263                                         case 2:
 264                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 12 hour")) {
 265                                                         $update = true;
 266                                                 }
 267                                                 break;
 268                                         case 1:
 269                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + 1 hour")) {
 270                                                         $update = true;
 271                                                 }
 272                                                 break;
 273                                         case 0:
 274                                         default:
 275                                                 if (DateTimeFormat::utcNow() > DateTimeFormat::utc($t . " + " . $min_poll_interval . " minute")) {
 276                                                         $update = true;
 277                                                 }
 278                                                 break;
 279                                 }
 280                                 if (!$update) {
 281                                         continue;
 282                                 }
 283                         }
 284
 285                         if (($contact['network'] == Protocol::FEED) && ($contact['priority'] <= 3)) {
 286                                 $priority = PRIORITY_MEDIUM;
 287                         } elseif ($contact['archive']) {
 288                                 $priority = PRIORITY_NEGLIGIBLE;
 289                         } else {
 290                                 $priority = PRIORITY_LOW;
 291                         }
 292
 293                         Logger::log("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact['priority'] . " " . $contact["nick"] . " " . $contact["name"]);
 294
 295                         Worker::add(['priority' => $priority, 'dont_fork' => true, 'force_priority' => true], 'OnePoll', (int)$contact['id']);
 296                 }
 297                 DBA::close($contacts);
 298         }
 299 }