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NULL_DATE is now a constant

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Michael 2017-02-27 23:37:15 +00:00
parent 86c6c48bd8
commit 0afb0c2ea4
21 changed files with 162 additions and 146 deletions
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31
include/poller.php
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@ -343,7 +343,7 @@ function poller_max_connections_reached() {
*
*/
function poller_kill_stale_workers() {
$r = q("SELECT `pid`, `executed`, `priority`, `parameter` FROM `workerqueue` WHERE `executed` != '0000-00-00 00:00:00'");
$r = q("SELECT `pid`, `executed`, `priority`, `parameter` FROM `workerqueue` WHERE `executed` > '%s'", dbesc(NULL_DATE));
if (!dbm::is_result($r)) {
// No processing here needed
@ -352,8 +352,8 @@ function poller_kill_stale_workers() {
foreach($r AS $pid)
if (!posix_kill($pid["pid"], 0))
q("UPDATE `workerqueue` SET `executed` = '0000-00-00 00:00:00', `pid` = 0 WHERE `pid` = %d",
intval($pid["pid"]));
q("UPDATE `workerqueue` SET `executed` = '%s', `pid` = 0 WHERE `pid` = %d",
dbesc(NULL_DATE), intval($pid["pid"]));
else {
// Kill long running processes
@ -377,8 +377,9 @@ function poller_kill_stale_workers() {
// We killed the stale process.
// To avoid a blocking situation we reschedule the process at the beginning of the queue.
// Additionally we are lowering the priority.
q("UPDATE `workerqueue` SET `executed` = '0000-00-00 00:00:00', `created` = '%s',
q("UPDATE `workerqueue` SET `executed` = '%s', `created` = '%s',
`priority` = %d, `pid` = 0 WHERE `pid` = %d",
dbesc(NULL_DATE),
dbesc(datetime_convert()),
intval(PRIORITY_NEGLIGIBLE),
intval($pid["pid"]));
@ -411,15 +412,15 @@ function poller_too_much_workers() {
$slope = $maxworkers / pow($maxsysload, $exponent);
$queues = ceil($slope * pow(max(0, $maxsysload - $load), $exponent));
$s = q("SELECT COUNT(*) AS `total` FROM `workerqueue` WHERE `executed` = '0000-00-00 00:00:00'");
$s = q("SELECT COUNT(*) AS `total` FROM `workerqueue` WHERE `executed` <= '%s'", dbesc(NULL_DATE));
$entries = $s[0]["total"];
if (Config::get("system", "worker_fastlane", false) AND ($queues > 0) AND ($entries > 0) AND ($active >= $queues)) {
$s = q("SELECT `priority` FROM `workerqueue` WHERE `executed` = '0000-00-00 00:00:00' ORDER BY `priority` LIMIT 1");
$s = q("SELECT `priority` FROM `workerqueue` WHERE `executed` <= '%s' ORDER BY `priority` LIMIT 1", dbesc(NULL_DATE));
$top_priority = $s[0]["priority"];
$s = q("SELECT `id` FROM `workerqueue` WHERE `priority` <= %d AND `executed` != '0000-00-00 00:00:00' LIMIT 1",
intval($top_priority));
$s = q("SELECT `id` FROM `workerqueue` WHERE `priority` <= %d AND `executed` > '%s' LIMIT 1",
intval($top_priority), dbesc(NULL_DATE));
$high_running = dbm::is_result($s);
if (!$high_running AND ($top_priority > PRIORITY_UNDEFINED) AND ($top_priority < PRIORITY_NEGLIGIBLE)) {
@ -539,20 +540,24 @@ function poller_worker_process() {
if (poller_passing_slow($highest_priority)) {
// Are there waiting processes with a higher priority than the currently highest?
$r = q("SELECT * FROM `workerqueue`
WHERE `executed` = '0000-00-00 00:00:00' AND `priority` < %d
ORDER BY `priority`, `created` LIMIT 1", dbesc($highest_priority));
WHERE `executed` <= '%s' AND `priority` < %d
ORDER BY `priority`, `created` LIMIT 1",
dbesc(NULL_DATE),
intval($highest_priority));
if (dbm::is_result($r))
return $r;
// Give slower processes some processing time
$r = q("SELECT * FROM `workerqueue`
WHERE `executed` = '0000-00-00 00:00:00' AND `priority` > %d
ORDER BY `priority`, `created` LIMIT 1", dbesc($highest_priority));
WHERE `executed` <= '%s' AND `priority` > %d
ORDER BY `priority`, `created` LIMIT 1",
dbesc(NULL_DATE),
intval($highest_priority));
}
// If there is no result (or we shouldn't pass lower processes) we check without priority limit
if (($highest_priority == 0) OR !dbm::is_result($r))
$r = q("SELECT * FROM `workerqueue` WHERE `executed` = '0000-00-00 00:00:00' ORDER BY `priority`, `created` LIMIT 1");
$r = q("SELECT * FROM `workerqueue` WHERE `executed` <= '%s' ORDER BY `priority`, `created` LIMIT 1", dbesc(NULL_DATE));
return $r;
}