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         if(function_exists('sys_getloadavg')) {
  48                 $load = sys_getloadavg();
  49                 if(intval($load[0]) > $maxsysload) {
  50                         logger('system: load ' . $load[0] . ' 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         // Follow your friends from your legacy OStatus account
 136         // Doesn't work
 137         // ostatus_check_follow_friends();
 138
 139         // update nodeinfo data
 140         nodeinfo_cron();
 141
 142         // To-Do: 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         $last = get_config('system','cache_last_cleared');
 162
 163         if($last) {
 164                 $next = $last + (3600); // Once per hour
 165                 $clear_cache = ($next <= time());
 166         } else
 167                 $clear_cache = true;
 168
 169         if ($clear_cache) {
 170                 // clear old cache
 171                 Cache::clear();
 172
 173                 // clear old item cache files
 174                 clear_cache();
 175
 176                 // clear cache for photos
 177                 clear_cache($a->get_basepath(), $a->get_basepath()."/photo");
 178
 179                 // clear smarty cache
 180                 clear_cache($a->get_basepath()."/view/smarty3/compiled", $a->get_basepath()."/view/smarty3/compiled");
 181
 182                 // clear cache for image proxy
 183                 if (!get_config("system", "proxy_disabled")) {
 184                         clear_cache($a->get_basepath(), $a->get_basepath()."/proxy");
 185
 186                         $cachetime = get_config('system','proxy_cache_time');
 187                         if (!$cachetime) $cachetime = PROXY_DEFAULT_TIME;
 188
 189                         q('DELETE FROM `photo` WHERE `uid` = 0 AND `resource-id` LIKE "pic:%%" AND `created` < NOW() - INTERVAL %d SECOND', $cachetime);
 190                 }
 191
 192                 // Maximum table size in megabyte
 193                 $max_tablesize = intval(get_config('system','optimize_max_tablesize')) * 1000000;
 194                 if ($max_tablesize == 0)
 195                         $max_tablesize = 100 * 1000000; // Default are 100 MB
 196
 197                 // Minimum fragmentation level in percent
 198                 $fragmentation_level = intval(get_config('system','optimize_fragmentation')) / 100;
 199                 if ($fragmentation_level == 0)
 200                         $fragmentation_level = 0.3; // Default value is 30%
 201
 202                 // Optimize some tables that need to be optimized
 203                 $r = q("SHOW TABLE STATUS");
 204                 foreach($r as $table) {
 205
 206                         // Don't optimize tables that are too large
 207                         if ($table["Data_length"] > $max_tablesize)
 208                                 continue;
 209
 210                         // Don't optimize empty tables
 211                         if ($table["Data_length"] == 0)
 212                                 continue;
 213
 214                         // Calculate fragmentation
 215                         $fragmentation = $table["Data_free"] / $table["Data_length"];
 216
 217                         logger("Table ".$table["Name"]." - Fragmentation level: ".round($fragmentation * 100, 2), LOGGER_DEBUG);
 218
 219                         // Don't optimize tables that needn't to be optimized
 220                         if ($fragmentation < $fragmentation_level)
 221                                 continue;
 222
 223                         // So optimize it
 224                         logger("Optimize Table ".$table["Name"], LOGGER_DEBUG);
 225                         q("OPTIMIZE TABLE `%s`", dbesc($table["Name"]));
 226                 }
 227
 228                 set_config('system','cache_last_cleared', time());
 229         }
 230
 231         $manual_id  = 0;
 232         $generation = 0;
 233         $force      = false;
 234         $restart    = false;
 235
 236         if(($argc > 1) && ($argv[1] == 'force'))
 237                 $force = true;
 238
 239         if(($argc > 1) && ($argv[1] == 'restart')) {
 240                 $restart = true;
 241                 $generation = intval($argv[2]);
 242                 if(! $generation)
 243                         killme();
 244         }
 245
 246         if(($argc > 1) && intval($argv[1])) {
 247                 $manual_id = intval($argv[1]);
 248                 $force     = true;
 249         }
 250
 251         $interval = intval(get_config('system','poll_interval'));
 252         if(! $interval)
 253                 $interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
 254
 255         // If we are using the worker we don't need a delivery interval
 256         if (get_config("system", "worker"))
 257                 $interval = false;
 258
 259         $sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
 260
 261         reload_plugins();
 262
 263         $d = datetime_convert();
 264
 265         // Only poll from those with suitable relationships,
 266         // and which have a polling address and ignore Diaspora since
 267         // we are unable to match those posts with a Diaspora GUID and prevent duplicates.
 268
 269         $abandon_sql = (($abandon_days)
 270                 ? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
 271                 : ''
 272         );
 273
 274         $contacts = q("SELECT `contact`.`id` FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
 275                 WHERE `rel` IN (%d, %d) AND `poll` != '' AND `network` IN ('%s', '%s', '%s', '%s', '%s', '%s')
 276                 $sql_extra
 277                 AND NOT `self` AND NOT `contact`.`blocked` AND NOT `contact`.`readonly` AND NOT `contact`.`archive`
 278                 AND NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql ORDER BY RAND()",
 279                 intval(CONTACT_IS_SHARING),
 280                 intval(CONTACT_IS_FRIEND),
 281                 dbesc(NETWORK_DFRN),
 282                 dbesc(NETWORK_ZOT),
 283                 dbesc(NETWORK_OSTATUS),
 284                 dbesc(NETWORK_FEED),
 285                 dbesc(NETWORK_MAIL),
 286                 dbesc(NETWORK_MAIL2)
 287         );
 288
 289         if(! count($contacts)) {
 290                 return;
 291         }
 292
 293         foreach($contacts as $c) {
 294
 295                 $res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
 296                         intval($c['id'])
 297                 );
 298
 299                 if((! $res) || (! count($res)))
 300                         continue;
 301
 302                 foreach($res as $contact) {
 303
 304                         $xml = false;
 305
 306                         if($manual_id)
 307                                 $contact['last-update'] = '0000-00-00 00:00:00';
 308
 309                         if(in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS)))
 310                                 $contact['priority'] = 2;
 311
 312                         if($contact['subhub'] AND in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
 313                                 // We should be getting everything via a hub. But just to be sure, let's check once a day.
 314                                 // (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
 315                                 // This also lets us update our subscription to the hub, and add or replace hubs in case it
 316                                 // changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
 317
 318                                 $poll_interval = get_config('system','pushpoll_frequency');
 319                                 $contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
 320                         }
 321
 322                         if($contact['priority'] AND !$force) {
 323
 324                                 $update     = false;
 325
 326                                 $t = $contact['last-update'];
 327
 328                                 /**
 329                                  * Based on $contact['priority'], should we poll this site now? Or later?
 330                                  */
 331
 332                                 switch ($contact['priority']) {
 333                                         case 5:
 334                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 month"))
 335                                                         $update = true;
 336                                                 break;
 337                                         case 4:
 338                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 week"))
 339                                                         $update = true;
 340                                                 break;
 341                                         case 3:
 342                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day"))
 343                                                         $update = true;
 344                                                 break;
 345                                         case 2:
 346                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 12 hour"))
 347                                                         $update = true;
 348                                                 break;
 349                                         case 1:
 350                                         default:
 351                                                 if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
 352                                                         $update = true;
 353                                                 break;
 354                                 }
 355                                 if(!$update)
 356                                         continue;
 357                         }
 358
 359                         logger("Polling ".$contact["network"]." ".$contact["id"]." ".$contact["nick"]." ".$contact["name"]);
 360
 361                         proc_run('php','include/onepoll.php',$contact['id']);
 362
 363                         if($interval)
 364                                 @time_sleep_until(microtime(true) + (float) $interval);
 365                 }
 366         }
 367
 368         logger('cron: end');
 369
 370         set_config('system','last_cron', time());
 371
 372         return;
 373 }
 374
 375 if (array_search(__file__,get_included_files())===0){
 376         cron_run($_SERVER["argv"],$_SERVER["argc"]);
 377         killme();
 378 }