/**
* Potentially open a socket and sent an HTTP request back to the server
* to run a specified number of jobs. This registers a callback to cleanup
* the socket once it's done.
*/
protected function triggerJobs()
{
global $wgJobRunRate, $wgServer, $wgRunJobsAsync;
if ($wgJobRunRate <= 0 || wfReadOnly()) {
return;
} elseif ($this->getTitle()->isSpecial('RunJobs')) {
return;
// recursion guard
}
$section = new ProfileSection(__METHOD__);
if ($wgJobRunRate < 1) {
$max = mt_getrandmax();
if (mt_rand(0, $max) > $max * $wgJobRunRate) {
return;
// the higher $wgJobRunRate, the less likely we return here
}
$n = 1;
} else {
$n = intval($wgJobRunRate);
}
if (!$wgRunJobsAsync) {
// If running jobs asynchronously has been disabled, run the job here
// while the user waits
SpecialRunJobs::executeJobs($n);
return;
}
if (!JobQueueGroup::singleton()->queuesHaveJobs(JobQueueGroup::TYPE_DEFAULT)) {
return;
// do not send request if there are probably no jobs
}
$query = array('title' => 'Special:RunJobs', 'tasks' => 'jobs', 'maxjobs' => $n, 'sigexpiry' => time() + 5);
$query['signature'] = SpecialRunJobs::getQuerySignature($query);
$errno = $errstr = null;
$info = wfParseUrl($wgServer);
wfSuppressWarnings();
$sock = fsockopen($info['host'], isset($info['port']) ? $info['port'] : 80, $errno, $errstr, 0.1);
wfRestoreWarnings();
if (!$sock) {
wfDebugLog('runJobs', "Failed to start cron API (socket error {$errno}): {$errstr}\n");
// Fall back to running the job here while the user waits
SpecialRunJobs::executeJobs($n);
return;
}
$url = wfAppendQuery(wfScript('index'), $query);
$req = "POST {$url} HTTP/1.1\r\nHost: {$info['host']}\r\nConnection: Close\r\nContent-Length: 0\r\n\r\n";
wfDebugLog('runJobs', "Running {$n} job(s) via '{$url}'\n");
// Send a cron API request to be performed in the background.
// Give up if this takes too long to send (which should be rare).
stream_set_timeout($sock, 1);
$bytes = fwrite($sock, $req);
if ($bytes !== strlen($req)) {
wfDebugLog('runJobs', "Failed to start cron API (socket write error)\n");
} else {
// Do not wait for the response (the script should handle client aborts).
// Make sure that we don't close before that script reaches ignore_user_abort().
$status = fgets($sock);
if (!preg_match('#^HTTP/\\d\\.\\d 202 #', $status)) {
wfDebugLog('runJobs', "Failed to start cron API: received '{$status}'\n");
}
}
fclose($sock);
}
/**
* Potentially open a socket and sent an HTTP request back to the server
* to run a specified number of jobs. This registers a callback to cleanup
* the socket once it's done.
*/
public function triggerJobs()
{
$jobRunRate = $this->config->get('JobRunRate');
if ($this->getTitle()->isSpecial('RunJobs')) {
return;
// recursion guard
} elseif ($jobRunRate <= 0 || wfReadOnly()) {
return;
}
if ($jobRunRate < 1) {
$max = mt_getrandmax();
if (mt_rand(0, $max) > $max * $jobRunRate) {
return;
// the higher the job run rate, the less likely we return here
}
$n = 1;
} else {
$n = intval($jobRunRate);
}
$runJobsLogger = LoggerFactory::getInstance('runJobs');
// Fall back to running the job(s) while the user waits if needed
if (!$this->config->get('RunJobsAsync')) {
$runner = new JobRunner($runJobsLogger);
$runner->run(['maxJobs' => $n]);
return;
}
// Do not send request if there are probably no jobs
try {
$group = JobQueueGroup::singleton();
if (!$group->queuesHaveJobs(JobQueueGroup::TYPE_DEFAULT)) {
return;
}
} catch (JobQueueError $e) {
MWExceptionHandler::logException($e);
return;
// do not make the site unavailable
}
$query = ['title' => 'Special:RunJobs', 'tasks' => 'jobs', 'maxjobs' => $n, 'sigexpiry' => time() + 5];
$query['signature'] = SpecialRunJobs::getQuerySignature($query, $this->config->get('SecretKey'));
$errno = $errstr = null;
$info = wfParseUrl($this->config->get('CanonicalServer'));
$host = $info ? $info['host'] : null;
$port = 80;
if (isset($info['scheme']) && $info['scheme'] == 'https') {
$host = "tls://" . $host;
$port = 443;
}
if (isset($info['port'])) {
$port = $info['port'];
}
MediaWiki\suppressWarnings();
$sock = $host ? fsockopen($host, $port, $errno, $errstr, 0.1) : false;
MediaWiki\restoreWarnings();
$invokedWithSuccess = true;
if ($sock) {
$special = SpecialPageFactory::getPage('RunJobs');
$url = $special->getPageTitle()->getCanonicalURL($query);
$req = "POST {$url} HTTP/1.1\r\n" . "Host: {$info['host']}\r\n" . "Connection: Close\r\n" . "Content-Length: 0\r\n\r\n";
$runJobsLogger->info("Running {$n} job(s) via '{$url}'");
// Send a cron API request to be performed in the background.
// Give up if this takes too long to send (which should be rare).
stream_set_timeout($sock, 2);
$bytes = fwrite($sock, $req);
if ($bytes !== strlen($req)) {
$invokedWithSuccess = false;
$runJobsLogger->error("Failed to start cron API (socket write error)");
} else {
// Do not wait for the response (the script should handle client aborts).
// Make sure that we don't close before that script reaches ignore_user_abort().
$start = microtime(true);
$status = fgets($sock);
$sec = microtime(true) - $start;
if (!preg_match('#^HTTP/\\d\\.\\d 202 #', $status)) {
$invokedWithSuccess = false;
$runJobsLogger->error("Failed to start cron API: received '{$status}' ({$sec})");
}
}
fclose($sock);
} else {
$invokedWithSuccess = false;
$runJobsLogger->error("Failed to start cron API (socket error {$errno}): {$errstr}");
}
// Fall back to running the job(s) while the user waits if needed
if (!$invokedWithSuccess) {
$runJobsLogger->warning("Jobs switched to blocking; Special:RunJobs disabled");
$runner = new JobRunner($runJobsLogger);
$runner->run(['maxJobs' => $n]);
}
}
/**
* Potentially open a socket and sent an HTTP request back to the server
* to run a specified number of jobs. This registers a callback to cleanup
* the socket once it's done.
*/
public function triggerJobs()
{
$jobRunRate = $this->config->get('JobRunRate');
if ($jobRunRate <= 0 || wfReadOnly()) {
return;
} elseif ($this->getTitle()->isSpecial('RunJobs')) {
return;
// recursion guard
}
if ($jobRunRate < 1) {
$max = mt_getrandmax();
if (mt_rand(0, $max) > $max * $jobRunRate) {
return;
// the higher the job run rate, the less likely we return here
}
$n = 1;
} else {
$n = intval($jobRunRate);
}
$runJobsLogger = LoggerFactory::getInstance('runJobs');
if (!$this->config->get('RunJobsAsync')) {
// Fall back to running the job here while the user waits
$runner = new JobRunner($runJobsLogger);
$runner->run(array('maxJobs' => $n));
return;
}
try {
if (!JobQueueGroup::singleton()->queuesHaveJobs(JobQueueGroup::TYPE_DEFAULT)) {
return;
// do not send request if there are probably no jobs
}
} catch (JobQueueError $e) {
MWExceptionHandler::logException($e);
return;
// do not make the site unavailable
}
$query = array('title' => 'Special:RunJobs', 'tasks' => 'jobs', 'maxjobs' => $n, 'sigexpiry' => time() + 5);
$query['signature'] = SpecialRunJobs::getQuerySignature($query, $this->config->get('SecretKey'));
$errno = $errstr = null;
$info = wfParseUrl($this->config->get('Server'));
MediaWiki\suppressWarnings();
$sock = fsockopen($info['host'], isset($info['port']) ? $info['port'] : 80, $errno, $errstr, 0.1);
MediaWiki\restoreWarnings();
if (!$sock) {
$runJobsLogger->error("Failed to start cron API (socket error {$errno}): {$errstr}");
// Fall back to running the job here while the user waits
$runner = new JobRunner($runJobsLogger);
$runner->run(array('maxJobs' => $n));
return;
}
$url = wfAppendQuery(wfScript('index'), $query);
$req = "POST {$url} HTTP/1.1\r\n" . "Host: {$info['host']}\r\n" . "Connection: Close\r\n" . "Content-Length: 0\r\n\r\n";
$runJobsLogger->info("Running {$n} job(s) via '{$url}'");
// Send a cron API request to be performed in the background.
// Give up if this takes too long to send (which should be rare).
stream_set_timeout($sock, 1);
$bytes = fwrite($sock, $req);
if ($bytes !== strlen($req)) {
$runJobsLogger->error("Failed to start cron API (socket write error)");
} else {
// Do not wait for the response (the script should handle client aborts).
// Make sure that we don't close before that script reaches ignore_user_abort().
$status = fgets($sock);
if (!preg_match('#^HTTP/\\d\\.\\d 202 #', $status)) {
$runJobsLogger->error("Failed to start cron API: received '{$status}'");
}
}
fclose($sock);
}
