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('include/items.php');
  34         require_once('include/Contact.php');
  35         require_once('include/email.php');
  36         require_once('include/socgraph.php');
  37         require_once('include/pidfile.php');
  38         require_once('mod/nodeinfo.php');
  39
  40         load_config('config');
  41         load_config('system');
  42
  43         $maxsysload = intval(get_config('system','maxloadavg'));
  44         if($maxsysload < 1)
  45                 $maxsysload = 50;
  46
  47         $load = current_load();
  48         if($load) {
  49                 if(intval($load) > $maxsysload) {
  50                         logger('system: load ' . $load . ' too high. cron deferred to next scheduled run.');
  51                         return;
  52                 }
  53         }
  54
  55         $last = get_config('system','last_cron');
  56
  57         $poll_interval = intval(get_config('system','cron_interval'));
  58         if(! $poll_interval)
  59                 $poll_interval = 10;
  60
  61         if($last) {
  62                 $next = $last + ($poll_interval * 60);
  63                 if($next > time()) {
  64                         logger('cron intervall not reached');
  65                         return;
  66                 }
  67         }
  68
  69         $lockpath = get_lockpath();
  70         if ($lockpath != '') {
  71                 $pidfile = new pidfile($lockpath, 'cron');
  72                 if($pidfile->is_already_running()) {
  73                         logger("cron: Already running");
  74                         if ($pidfile->running_time() > 9*60) {
  75                                 $pidfile->kill();
  76                                 logger("cron: killed stale process");
  77                                 // Calling a new instance
  78                                 proc_run('php','include/cron.php');
  79                         }
  80                         exit;
  81                 }
  82         }
  83
  84
  85
  86         $a->set_baseurl(get_config('system','url'));
  87
  88         load_hooks();
  89
  90         logger('cron: start');
  91
  92         // run queue delivery process in the background
  93
  94         proc_run('php',"include/queue.php");
  95
  96         // run diaspora photo queue process in the background
  97
  98         proc_run('php',"include/dsprphotoq.php");
  99
 100         // run the process to discover global contacts in the background
 101
 102         proc_run('php',"include/discover_poco.php");
 103
 104         // run the process to update locally stored global contacts in the background
 105
 106         proc_run('php',"include/discover_poco.php", "checkcontact");
 107
 108         // expire any expired accounts
 109
 110         q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0
 111                 AND `account_expires_on` != '0000-00-00 00:00:00'
 112                 AND `account_expires_on` < UTC_TIMESTAMP() ");
 113
 114         // delete user and contact records for recently removed accounts
 115
 116         $r = q("SELECT * FROM `user` WHERE `account_removed` = 1 AND `account_expires_on` < UTC_TIMESTAMP() - INTERVAL 3 DAY");
 117         if ($r) {
 118                 foreach($r as $user) {
 119                         q("DELETE FROM `contact` WHERE `uid` = %d", intval($user['uid']));
 120                         q("DELETE FROM `user` WHERE `uid` = %d", intval($user['uid']));
 121                 }
 122         }
 123
 124         $abandon_days = intval(get_config('system','account_abandon_days'));
 125         if($abandon_days < 1)
 126                 $abandon_days = 0;
 127
 128         // Check OStatus conversations
 129         // Check only conversations with mentions (for a longer time)
 130         check_conversations(true);
 131
 132         // Check every conversation
 133         check_conversations(false);
 134
 135         // Set the gcontact-id in the item table if missing
 136         item_set_gcontact();
 137
 138         // update nodeinfo data
 139         nodeinfo_cron();
 140
 141         /// @TODO Regenerate usage statistics
 142         // q("ANALYZE TABLE `item`");
 143
 144         // once daily run birthday_updates and then expire in background
 145
 146         $d1 = get_config('system','last_expire_day');
 147         $d2 = intval(datetime_convert('UTC','UTC','now','d'));
 148
 149         if($d2 != intval($d1)) {
 150
 151                 update_contact_birthdays();
 152
 153                 proc_run('php',"include/discover_poco.php", "suggestions");
 154
 155                 set_config('system','last_expire_day',$d2);
 156
 157                 proc_run('php','include/expire.php');
 158         }
 159
 160         // Clear cache entries
 161         cron_clear_cache($a);
 162
 163         // Repair missing Diaspora values in contacts
 164         cron_repair_diaspora($a);
 165
 166         $manual_id  = 0;
 167         $generation = 0;
 168         $force      = false;
 169         $restart    = false;
 170
 171         if(($argc > 1) && ($argv[1] == 'force'))
 172                 $force = true;
 173
 174         if(($argc > 1) && ($argv[1] == 'restart')) {
 175                 $restart = true;
 176                 $generation = intval($argv[2]);
 177                 if(! $generation)
 178                         killme();
 179         }
 180
 181         if(($argc > 1) && intval($argv[1])) {
 182                 $manual_id = intval($argv[1]);
 183                 $force     = true;
 184         }
 185
 186         $interval = intval(get_config('system','poll_interval'));
 187         if(! $interval)
 188                 $interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
 189
 190         // If we are using the worker we don't need a delivery interval
 191         if (get_config("system", "worker"))
 192                 $interval = false;
 193
 194         $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 195
 196         reload_plugins();
 197
 198         $d = datetime_convert();
 199
 200         // Only poll from those with suitable relationships,
 201         // and which have a polling address and ignore Diaspora since
 202         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 203
 204         $abandon_sql = (($abandon_days)
 205                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 206                 : ''
 207         );
 208
 209         $contacts = q("SELECT `contact`.`id` FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
 210                 WHERE `rel` IN (%d, %d) AND `poll` != '' AND `network` IN ('%s', '%s', '%s', '%s', '%s', '%s')
 211                 $sql_extra
 212                 AND NOT `self` AND NOT `contact`.`blocked` AND NOT `contact`.`readonly` AND NOT `contact`.`archive`
 213                 AND NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql ORDER BY RAND()",
 214                 intval(CONTACT_IS_SHARING),
 215                 intval(CONTACT_IS_FRIEND),
 216                 dbesc(NETWORK_DFRN),
 217                 dbesc(NETWORK_ZOT),
 218                 dbesc(NETWORK_OSTATUS),
 219                 dbesc(NETWORK_FEED),
 220                 dbesc(NETWORK_MAIL),
 221                 dbesc(NETWORK_MAIL2)
 222         );
 223
 224         if(! count($contacts)) {
 225                 return;
 226         }
 227
 228         foreach($contacts as $c) {
 229
 230                 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 231                         intval($c['id'])
 232                 );
 233
 234                 if((! $res) || (! count($res)))
 235                         continue;
 236
 237                 foreach($res as $contact) {
 238
 239                         $xml = false;
 240
 241                         if($manual_id)
 242                                 $contact['last-update'] = '0000-00-00 00:00:00';
 243
 244                         if(in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS)))
 245                                 $contact['priority'] = 2;
 246
 247                         if($contact['subhub'] AND in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 248                                 // We should be getting everything via a hub. But just to be sure, let's check once a day.
 249                                 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 250                                 // This also lets us update our subscription to the hub, and add or replace hubs in case it
 251                                 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 252
 253                                 $poll_interval = get_config('system','pushpoll_frequency');
 254                                 $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 255                         }
 256
 257                         if($contact['priority'] AND !$force) {
 258
 259                                 $update     = false;
 260
 261                                 $t = $contact['last-update'];
 262
 263                                 /**
 264                                  * Based on $contact['priority'], should we poll this site now? Or later?
 265                                  */
 266
 267                                 switch ($contact['priority']) {
 268                                         case 5:
 269                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
 270                                                         $update = true;
 271                                                 break;
 272                                         case 4:
 273                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
 274                                                         $update = true;
 275                                                 break;
 276                                         case 3:
 277                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 278                                                         $update = true;
 279                                                 break;
 280                                         case 2:
 281                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
 282                                                         $update = true;
 283                                                 break;
 284                                         case 1:
 285                                         default:
 286                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
 287                                                         $update = true;
 288                                                 break;
 289                                 }
 290                                 if(!$update)
 291                                         continue;
 292                         }
 293
 294                         logger("Polling ".$contact["network"]." ".$contact["id"]." ".$contact["nick"]." ".$contact["name"]);
 295
 296                         proc_run('php','include/onepoll.php',$contact['id']);
 297
 298                         if($interval)
 299                                 @time_sleep_until(microtime(true) + (float) $interval);
 300                 }
 301         }
 302
 303         logger('cron: end');
 304
 305         set_config('system','last_cron', time());
 306
 307         return;
 308 }
 309
 310 /**
 311  * @brief Clear cache entries
 312  *
 313  * @param App $a
 314  */
 315 function cron_clear_cache(&$a) {
 316
 317         $last = get_config('system','cache_last_cleared');
 318
 319         if($last) {
 320                 $next = $last + (3600); // Once per hour
 321                 $clear_cache = ($next <= time());
 322         } else
 323                 $clear_cache = true;
 324
 325         if (!$clear_cache)
 326                 return;
 327
 328         // clear old cache
 329         Cache::clear();
 330
 331         // clear old item cache files
 332         clear_cache();
 333
 334         // clear cache for photos
 335         clear_cache($a->get_basepath(), $a->get_basepath()."/photo");
 336
 337         // clear smarty cache
 338         clear_cache($a->get_basepath()."/view/smarty3/compiled", $a->get_basepath()."/view/smarty3/compiled");
 339
 340         // clear cache for image proxy
 341         if (!get_config("system", "proxy_disabled")) {
 342                 clear_cache($a->get_basepath(), $a->get_basepath()."/proxy");
 343
 344                 $cachetime = get_config('system','proxy_cache_time');
 345                 if (!$cachetime) $cachetime = PROXY_DEFAULT_TIME;
 346
 347                 q('DELETE FROM `photo` WHERE `uid` = 0 AND `resource-id` LIKE "pic:%%" AND `created` < NOW() - INTERVAL %d SECOND', $cachetime);
 348         }
 349
 350         // Delete the cached OEmbed entries that are older than one year
 351         q("DELETE FROM `oembed` WHERE `created` < NOW() - INTERVAL 1 YEAR");
 352
 353         // Delete the cached "parse_url" entries that are older than one year
 354         q("DELETE FROM `parsed_url` WHERE `created` < NOW() - INTERVAL 1 YEAR");
 355
 356         // Maximum table size in megabyte
 357         $max_tablesize = intval(get_config('system','optimize_max_tablesize')) * 1000000;
 358         if ($max_tablesize == 0)
 359                 $max_tablesize = 100 * 1000000; // Default are 100 MB
 360
 361         // Minimum fragmentation level in percent
 362         $fragmentation_level = intval(get_config('system','optimize_fragmentation')) / 100;
 363         if ($fragmentation_level == 0)
 364                 $fragmentation_level = 0.3; // Default value is 30%
 365
 366         // Optimize some tables that need to be optimized
 367         $r = q("SHOW TABLE STATUS");
 368         foreach($r as $table) {
 369
 370                 // Don't optimize tables that are too large
 371                 if ($table["Data_length"] > $max_tablesize)
 372                         continue;
 373
 374                 // Don't optimize empty tables
 375                 if ($table["Data_length"] == 0)
 376                         continue;
 377
 378                 // Calculate fragmentation
 379                 $fragmentation = $table["Data_free"] / $table["Data_length"];
 380
 381                 logger("Table ".$table["Name"]." - Fragmentation level: ".round($fragmentation * 100, 2), LOGGER_DEBUG);
 382
 383                 // Don't optimize tables that needn't to be optimized
 384                 if ($fragmentation < $fragmentation_level)
 385                         continue;
 386
 387                 // So optimize it
 388                 logger("Optimize Table ".$table["Name"], LOGGER_DEBUG);
 389                 q("OPTIMIZE TABLE `%s`", dbesc($table["Name"]));
 390         }
 391
 392         set_config('system','cache_last_cleared', time());
 393 }
 394
 395 /**
 396  * @brief Repair missing values in Diaspora contacts
 397  *
 398  * @param App $a
 399  */
 400 function cron_repair_diaspora(&$a) {
 401         $r = q("SELECT `id`, `url` FROM `contact`
 402                 WHERE `network` = '%s' AND (`batch` = '' OR `notify` = '' OR `poll` = '' OR pubkey = '')
 403                         ORDER BY RAND() LIMIT 50", dbesc(NETWORK_DIASPORA));
 404         if ($r) {
 405                 foreach ($r AS $contact) {
 406                         if (poco_reachable($contact["url"])) {
 407                                 $data = probe_url($contact["url"]);
 408                                 if ($data["network"] == NETWORK_DIASPORA) {
 409                                         logger("Repair contact ".$contact["id"]." ".$contact["url"], LOGGER_DEBUG);
 410                                         q("UPDATE `contact` SET `batch` = '%s', `notify` = '%s', `poll` = '%s', pubkey = '%s' WHERE `id` = %d",
 411                                                 dbesc($data["batch"]), dbesc($data["notify"]), dbesc($data["poll"]), dbesc($data["pubkey"]),
 412                                                 intval($contact["id"]));
 413                                 }
 414                         }
 415                 }
 416         }
 417 }
 418
 419 if (array_search(__file__,get_included_files())===0){
 420         cron_run($_SERVER["argv"],$_SERVER["argc"]);
 421         killme();
 422 }