/**
* Work on a queue and execute jobs.
*
* @param string $queueName the name of the queue
* @param integer $timeout time a queue waits for a job in seconds
* @param integer $limit number of jobs to be done, -1 for all jobs in queue, 0 for work infinite
* @return void
*/
public function work($queueName, $timeout = 0, $limit = 1)
{
$this->getLogger()->info(sprintf('Work on queue "%s" with a timeout of "%s" and a limit of "%d" in process "%s"', $queueName, $timeout, $limit, getmypid()));
$memoryLimit = (int) $this->extensionConfiguration->get('memoryLimit');
$lastRestart = $this->registry->get(Registry::DAEMON_KILL_KEY);
if ($limit === self::LIMIT_INFINITE) {
$timeout = max(1, $timeout);
}
do {
if ($this->shouldRun()) {
$continueWork = $this->waitAndExecute($queueName, $timeout);
if ($limit === self::LIMIT_QUEUE && $continueWork === false) {
break;
} else {
if ($limit > 0 && --$limit < 1) {
break;
}
}
}
if ($this->memoryExceeded($memoryLimit) || $this->shouldRestart($lastRestart)) {
$this->getLogger()->info(sprintf('Stopped work on queue "%s" in process "%s"', $queueName, getmypid()));
break;
}
} while (true);
}
/**
* @param string $queueName
* @return QueueInterface
* @throws JobQueueException
*/
public function getQueue($queueName)
{
if (!isset($this->queues[$queueName])) {
$settings = $GLOBALS['TYPO3_CONF_VARS']['EXTCONF']['jobqueue'];
$className = $this->extensionConfiguration->get('defaultQueue');
$options = [];
if (isset($settings[$queueName])) {
$className = isset($settings[$queueName]['className']) ? $settings[$queueName]['className'] : null;
$options = isset($settings[$queueName]['options']) ? (array) $settings[$queueName]['options'] : [];
}
if (empty($options)) {
$options = isset($settings[$className]['options']) ? (array) $settings[$className]['options'] : [];
}
if (!isset($options['timeout'])) {
$defaultTimeout = (int) $this->extensionConfiguration->get('defaultTimeout');
$options['timeout'] = $defaultTimeout > 0 ? $defaultTimeout : null;
}
if (empty($className)) {
throw new JobQueueException('No jobqueue class name configuration found.', 1448488276);
}
$classNameParts = ClassNamingUtility::explode($className);
ExtensionManagementUtility::isLoaded(GeneralUtility::camelCaseToLowerCaseUnderscored($classNameParts['extensionName']), true);
$queue = $this->objectManager->get($className, $queueName, $options);
if (!$queue instanceof QueueInterface) {
throw new JobQueueException("Queue '{$queueName}' is not a queue.", 1446318455);
}
$this->queues[$queueName] = $queue;
}
return $this->queues[$queueName];
}
/**
* @return void
*/
public function initializeObject()
{
$this->maxAttemps = (int) $this->extensionConfiguration->get('maxAttemps');
}
