unset($db_host, $db_user, $db_pass, $db_data);
};
+ // Quit when in maintenance
+ if (get_config('system', 'maintenance', true))
+ return;
+
+ $a->start_process();
+
+ $mypid = getmypid();
+
if ($a->max_processes_reached())
return;
while ($r = q("SELECT * FROM `workerqueue` WHERE `executed` = '0000-00-00 00:00:00' ORDER BY `priority`, `created` LIMIT 1")) {
+ // Quit when in maintenance
+ if (get_config('system', 'maintenance', true))
+ return;
+
// Constantly check the number of parallel database processes
if ($a->max_processes_reached())
return;
q("UPDATE `workerqueue` SET `executed` = '%s', `pid` = %d WHERE `id` = %d AND `executed` = '0000-00-00 00:00:00'",
dbesc(datetime_convert()),
- intval(getmypid()),
+ intval($mypid),
intval($r[0]["id"]));
// Assure that there are no tasks executed twice
- $id = q("SELECT `id` FROM `workerqueue` WHERE `id` = %d AND `pid` = %d",
- intval($r[0]["id"]),
- intval(getmypid()));
+ $id = q("SELECT `pid`, `executed` FROM `workerqueue` WHERE `id` = %d", intval($r[0]["id"]));
if (!$id) {
- logger("Queue item ".$r[0]["id"]." was executed multiple times - skip this execution", LOGGER_DEBUG);
+ logger("Queue item ".$r[0]["id"]." vanished - skip this execution", LOGGER_DEBUG);
+ continue;
+ } elseif ((strtotime($id[0]["executed"]) <= 0) OR ($id[0]["pid"] == 0)) {
+ logger("Entry for queue item ".$r[0]["id"]." wasn't stored - we better stop here", LOGGER_DEBUG);
+ return;
+ } elseif ($id[0]["pid"] != $mypid) {
+ logger("Queue item ".$r[0]["id"]." is to be executed by process ".$id[0]["pid"]." and not by me (".$mypid.") - skip this execution", LOGGER_DEBUG);
continue;
}
$funcname = str_replace(".php", "", basename($argv[0]))."_run";
if (function_exists($funcname)) {
- logger("Process ".getmypid()." - Prio ".$r[0]["priority"]." - ID ".$r[0]["id"].": ".$funcname." ".$r[0]["parameter"]);
+ logger("Process ".$mypid." - Prio ".$r[0]["priority"]." - ID ".$r[0]["id"].": ".$funcname." ".$r[0]["parameter"]);
$funcname($argv, $argc);
if ($cooldown > 0) {
- logger("Process ".getmypid()." - Prio ".$r[0]["priority"]." - ID ".$r[0]["id"].": ".$funcname." - in cooldown for ".$cooldown." seconds");
+ logger("Process ".$mypid." - Prio ".$r[0]["priority"]." - ID ".$r[0]["id"].": ".$funcname." - in cooldown for ".$cooldown." seconds");
sleep($cooldown);
}
- logger("Process ".getmypid()." - Prio ".$r[0]["priority"]." - ID ".$r[0]["id"].": ".$funcname." - done");
+ logger("Process ".$mypid." - Prio ".$r[0]["priority"]." - ID ".$r[0]["id"].": ".$funcname." - done");
q("DELETE FROM `workerqueue` WHERE `id` = %d", intval($r[0]["id"]));
} else
}
function poller_active_workers() {
- $workers = q("SELECT COUNT(*) AS `workers` FROM `workerqueue` WHERE `executed` != '0000-00-00 00:00:00'");
+ $workers = q("SELECT COUNT(*) AS `processes` FROM `process` WHERE `command` = 'poller.php'");
- return($workers[0]["workers"]);
+ return($workers[0]["processes"]);
}
if (array_search(__file__,get_included_files())===0){
- poller_run($_SERVER["argv"],$_SERVER["argc"]);
- killme();
+ poller_run($_SERVER["argv"],$_SERVER["argc"]);
+
+ get_app()->end_process();
+
+ killme();
}
?>