include/cron.php

   1 <?php
   2 if (!file_exists("boot.php") AND (sizeof($_SERVER["argv"]) != 0)) {
   3         $directory = dirname($_SERVER["argv"][0]);
   4
   5         if (substr($directory, 0, 1) != "/")
   6                 $directory = $_SERVER["PWD"]."/".$directory;
   7
   8         $directory = realpath($directory."/..");
   9
  10         chdir($directory);
  11 }
  12
  13 require_once("boot.php");
  14
  15
  16 function cron_run(&$argv, &$argc){
  17         global $a, $db;
  18
  19         if(is_null($a)) {
  20                 $a = new App;
  21         }
  22
  23         if(is_null($db)) {
  24                 @include(".htconfig.php");
  25                 require_once("include/dba.php");
  26                 $db = new dba($db_host, $db_user, $db_pass, $db_data);
  27                 unset($db_host, $db_user, $db_pass, $db_data);
  28         };
  29
  30
  31         require_once('include/session.php');
  32         require_once('include/datetime.php');
  33         require_once('library/simplepie/simplepie.inc');
  34         require_once('include/items.php');
  35         require_once('include/Contact.php');
  36         require_once('include/email.php');
  37         require_once('include/socgraph.php');
  38         require_once('include/pidfile.php');
  39         require_once('mod/nodeinfo.php');
  40
  41         load_config('config');
  42         load_config('system');
  43
  44         $maxsysload = intval(get_config('system','maxloadavg'));
  45         if($maxsysload < 1)
  46                 $maxsysload = 50;
  47
  48         $load = current_load();
  49         if($load) {
  50                 if(intval($load) > $maxsysload) {
  51                         logger('system: load ' . $load . ' too high. cron deferred to next scheduled run.');
  52                         return;
  53                 }
  54         }
  55
  56         $last = get_config('system','last_cron');
  57
  58         $poll_interval = intval(get_config('system','cron_interval'));
  59         if(! $poll_interval)
  60                 $poll_interval = 10;
  61
  62         if($last) {
  63                 $next = $last + ($poll_interval * 60);
  64                 if($next > time()) {
  65                         logger('cron intervall not reached');
  66                         return;
  67                 }
  68         }
  69
  70         $lockpath = get_lockpath();
  71         if ($lockpath != '') {
  72                 $pidfile = new pidfile($lockpath, 'cron');
  73                 if($pidfile->is_already_running()) {
  74                         logger("cron: Already running");
  75                         if ($pidfile->running_time() > 9*60) {
  76                                 $pidfile->kill();
  77                                 logger("cron: killed stale process");
  78                                 // Calling a new instance
  79                                 proc_run('php','include/cron.php');
  80                         }
  81                         exit;
  82                 }
  83         }
  84
  85
  86
  87         $a->set_baseurl(get_config('system','url'));
  88
  89         load_hooks();
  90
  91         logger('cron: start');
  92
  93         // run queue delivery process in the background
  94
  95         proc_run('php',"include/queue.php");
  96
  97         // run diaspora photo queue process in the background
  98
  99         proc_run('php',"include/dsprphotoq.php");
 100
 101         // run the process to discover global contacts in the background
 102
 103         proc_run('php',"include/discover_poco.php");
 104
 105         // run the process to update locally stored global contacts in the background
 106
 107         proc_run('php',"include/discover_poco.php", "checkcontact");
 108
 109         // expire any expired accounts
 110
 111         q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0
 112                 AND `account_expires_on` != '0000-00-00 00:00:00'
 113                 AND `account_expires_on` < UTC_TIMESTAMP() ");
 114
 115         // delete user and contact records for recently removed accounts
 116
 117         $r = q("SELECT * FROM `user` WHERE `account_removed` = 1 AND `account_expires_on` < UTC_TIMESTAMP() - INTERVAL 3 DAY");
 118         if ($r) {
 119                 foreach($r as $user) {
 120                         q("DELETE FROM `contact` WHERE `uid` = %d", intval($user['uid']));
 121                         q("DELETE FROM `user` WHERE `uid` = %d", intval($user['uid']));
 122                 }
 123         }
 124
 125         $abandon_days = intval(get_config('system','account_abandon_days'));
 126         if($abandon_days < 1)
 127                 $abandon_days = 0;
 128
 129         // Check OStatus conversations
 130         // Check only conversations with mentions (for a longer time)
 131         check_conversations(true);
 132
 133         // Check every conversation
 134         check_conversations(false);
 135
 136         // Set the gcontact-id in the item table if missing
 137         item_set_gcontact();
 138
 139         // update nodeinfo data
 140         nodeinfo_cron();
 141
 142         /// @TODO Regenerate usage statistics
 143         // q("ANALYZE TABLE `item`");
 144
 145         // once daily run birthday_updates and then expire in background
 146
 147         $d1 = get_config('system','last_expire_day');
 148         $d2 = intval(datetime_convert('UTC','UTC','now','d'));
 149
 150         if($d2 != intval($d1)) {
 151
 152                 update_contact_birthdays();
 153
 154                 proc_run('php',"include/discover_poco.php", "suggestions");
 155
 156                 set_config('system','last_expire_day',$d2);
 157
 158                 proc_run('php','include/expire.php');
 159         }
 160
 161         // Clear cache entries
 162         cron_clear_cache($a);
 163
 164         // Repair missing Diaspora values in contacts
 165         cron_repair_diaspora($a);
 166
 167         $manual_id  = 0;
 168         $generation = 0;
 169         $force      = false;
 170         $restart    = false;
 171
 172         if(($argc > 1) && ($argv[1] == 'force'))
 173                 $force = true;
 174
 175         if(($argc > 1) && ($argv[1] == 'restart')) {
 176                 $restart = true;
 177                 $generation = intval($argv[2]);
 178                 if(! $generation)
 179                         killme();
 180         }
 181
 182         if(($argc > 1) && intval($argv[1])) {
 183                 $manual_id = intval($argv[1]);
 184                 $force     = true;
 185         }
 186
 187         $interval = intval(get_config('system','poll_interval'));
 188         if(! $interval)
 189                 $interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
 190
 191         // If we are using the worker we don't need a delivery interval
 192         if (get_config("system", "worker"))
 193                 $interval = false;
 194
 195         $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 196
 197         reload_plugins();
 198
 199         $d = datetime_convert();
 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
 205         $abandon_sql = (($abandon_days)
 206                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 207                 : ''
 208         );
 209
 210         $contacts = q("SELECT `contact`.`id` FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
 211                 WHERE `rel` IN (%d, %d) AND `poll` != '' AND `network` IN ('%s', '%s', '%s', '%s', '%s', '%s')
 212                 $sql_extra
 213                 AND NOT `self` AND NOT `contact`.`blocked` AND NOT `contact`.`readonly` AND NOT `contact`.`archive`
 214                 AND NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql ORDER BY RAND()",
 215                 intval(CONTACT_IS_SHARING),
 216                 intval(CONTACT_IS_FRIEND),
 217                 dbesc(NETWORK_DFRN),
 218                 dbesc(NETWORK_ZOT),
 219                 dbesc(NETWORK_OSTATUS),
 220                 dbesc(NETWORK_FEED),
 221                 dbesc(NETWORK_MAIL),
 222                 dbesc(NETWORK_MAIL2)
 223         );
 224
 225         if(! count($contacts)) {
 226                 return;
 227         }
 228
 229         foreach($contacts as $c) {
 230
 231                 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 232                         intval($c['id'])
 233                 );
 234
 235                 if((! $res) || (! count($res)))
 236                         continue;
 237
 238                 foreach($res as $contact) {
 239
 240                         $xml = false;
 241
 242                         if($manual_id)
 243                                 $contact['last-update'] = '0000-00-00 00:00:00';
 244
 245                         if(in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS)))
 246                                 $contact['priority'] = 2;
 247
 248                         if($contact['subhub'] AND in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 249                                 // We should be getting everything via a hub. But just to be sure, let's check once a day.
 250                                 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 251                                 // This also lets us update our subscription to the hub, and add or replace hubs in case it
 252                                 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 253
 254                                 $poll_interval = get_config('system','pushpoll_frequency');
 255                                 $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 256                         }
 257
 258                         if($contact['priority'] AND !$force) {
 259
 260                                 $update     = false;
 261
 262                                 $t = $contact['last-update'];
 263
 264                                 /**
 265                                  * Based on $contact['priority'], should we poll this site now? Or later?
 266                                  */
 267
 268                                 switch ($contact['priority']) {
 269                                         case 5:
 270                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
 271                                                         $update = true;
 272                                                 break;
 273                                         case 4:
 274                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
 275                                                         $update = true;
 276                                                 break;
 277                                         case 3:
 278                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 279                                                         $update = true;
 280                                                 break;
 281                                         case 2:
 282                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
 283                                                         $update = true;
 284                                                 break;
 285                                         case 1:
 286                                         default:
 287                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
 288                                                         $update = true;
 289                                                 break;
 290                                 }
 291                                 if(!$update)
 292                                         continue;
 293                         }
 294
 295                         logger("Polling ".$contact["network"]." ".$contact["id"]." ".$contact["nick"]." ".$contact["name"]);
 296
 297                         proc_run('php','include/onepoll.php',$contact['id']);
 298
 299                         if($interval)
 300                                 @time_sleep_until(microtime(true) + (float) $interval);
 301                 }
 302         }
 303
 304         logger('cron: end');
 305
 306         set_config('system','last_cron', time());
 307
 308         return;
 309 }
 310
 311 /**
 312  * @brief Clear cache entries
 313  *
 314  * @param App $a
 315  */
 316 function cron_clear_cache(&$a) {
 317
 318         $last = get_config('system','cache_last_cleared');
 319
 320         if($last) {
 321                 $next = $last + (3600); // Once per hour
 322                 $clear_cache = ($next <= time());
 323         } else
 324                 $clear_cache = true;
 325
 326         if (!$clear_cache)
 327                 return;
 328
 329         // clear old cache
 330         Cache::clear();
 331
 332         // clear old item cache files
 333         clear_cache();
 334
 335         // clear cache for photos
 336         clear_cache($a->get_basepath(), $a->get_basepath()."/photo");
 337
 338         // clear smarty cache
 339         clear_cache($a->get_basepath()."/view/smarty3/compiled", $a->get_basepath()."/view/smarty3/compiled");
 340
 341         // clear cache for image proxy
 342         if (!get_config("system", "proxy_disabled")) {
 343                 clear_cache($a->get_basepath(), $a->get_basepath()."/proxy");
 344
 345                 $cachetime = get_config('system','proxy_cache_time');
 346                 if (!$cachetime) $cachetime = PROXY_DEFAULT_TIME;
 347
 348                 q('DELETE FROM `photo` WHERE `uid` = 0 AND `resource-id` LIKE "pic:%%" AND `created` < NOW() - INTERVAL %d SECOND', $cachetime);
 349         }
 350
 351         // Delete the cached OEmbed entries that are older than one year
 352         q("DELETE FROM `oembed` WHERE `created` < NOW() - INTERVAL 1 YEAR");
 353
 354         // Delete the cached "parse_url" entries that are older than one year
 355         q("DELETE FROM `parsed_url` WHERE `created` < NOW() - INTERVAL 1 YEAR");
 356
 357         // Maximum table size in megabyte
 358         $max_tablesize = intval(get_config('system','optimize_max_tablesize')) * 1000000;
 359         if ($max_tablesize == 0)
 360                 $max_tablesize = 100 * 1000000; // Default are 100 MB
 361
 362         // Minimum fragmentation level in percent
 363         $fragmentation_level = intval(get_config('system','optimize_fragmentation')) / 100;
 364         if ($fragmentation_level == 0)
 365                 $fragmentation_level = 0.3; // Default value is 30%
 366
 367         // Optimize some tables that need to be optimized
 368         $r = q("SHOW TABLE STATUS");
 369         foreach($r as $table) {
 370
 371                 // Don't optimize tables that are too large
 372                 if ($table["Data_length"] > $max_tablesize)
 373                         continue;
 374
 375                 // Don't optimize empty tables
 376                 if ($table["Data_length"] == 0)
 377                         continue;
 378
 379                 // Calculate fragmentation
 380                 $fragmentation = $table["Data_free"] / $table["Data_length"];
 381
 382                 logger("Table ".$table["Name"]." - Fragmentation level: ".round($fragmentation * 100, 2), LOGGER_DEBUG);
 383
 384                 // Don't optimize tables that needn't to be optimized
 385                 if ($fragmentation < $fragmentation_level)
 386                         continue;
 387
 388                 // So optimize it
 389                 logger("Optimize Table ".$table["Name"], LOGGER_DEBUG);
 390                 q("OPTIMIZE TABLE `%s`", dbesc($table["Name"]));
 391         }
 392
 393         set_config('system','cache_last_cleared', time());
 394 }
 395
 396 /**
 397  * @brief Repair missing values in Diaspora contacts
 398  *
 399  * @param App $a
 400  */
 401 function cron_repair_diaspora(&$a) {
 402         $r = q("SELECT `id`, `url` FROM `contact`
 403                 WHERE `network` = '%s' AND (`batch` = '' OR `notify` = '' OR `poll` = '' OR pubkey = '')
 404                         ORDER BY RAND() LIMIT 50", dbesc(NETWORK_DIASPORA));
 405         if ($r) {
 406                 foreach ($r AS $contact) {
 407                         if (poco_reachable($contact["url"])) {
 408                                 $data = probe_url($contact["url"]);
 409                                 if ($data["network"] == NETWORK_DIASPORA) {
 410                                         logger("Repair contact ".$contact["id"]." ".$contact["url"], LOGGER_DEBUG);
 411                                         q("UPDATE `contact` SET `batch` = '%s', `notify` = '%s', `poll` = '%s', pubkey = '%s' WHERE `id` = %d",
 412                                                 dbesc($data["batch"]), dbesc($data["notify"]), dbesc($data["poll"]), dbesc($data["pubkey"]),
 413                                                 intval($contact["id"]));
 414                                 }
 415                         }
 416                 }
 417         }
 418 }
 419
 420 if (array_search(__file__,get_included_files())===0){
 421         cron_run($_SERVER["argv"],$_SERVER["argc"]);
 422         killme();
 423 }