/**
* Start the worker.
*/
public function startWorker()
{
$this->pheanstalk->watch($this->queue);
$this->pheanstalk->ignore('default');
$buildStore = Factory::getStore('Build');
while ($this->run) {
// Get a job from the queue:
$job = $this->pheanstalk->reserve();
$this->checkJobLimit();
// Get the job data and run the job:
$jobData = json_decode($job->getData(), true);
if (!$this->verifyJob($job, $jobData)) {
continue;
}
$this->logger->addInfo('Received build #' . $jobData['build_id'] . ' from Beanstalkd');
// If the job comes with config data, reset our config and database connections
// and then make sure we kill the worker afterwards:
if (!empty($jobData['config'])) {
$this->logger->addDebug('Using job-specific config.');
$currentConfig = Config::getInstance()->getArray();
$config = new Config($jobData['config']);
Database::reset($config);
}
try {
$build = BuildFactory::getBuildById($jobData['build_id']);
} catch (\Exception $ex) {
$this->logger->addWarning('Build #' . $jobData['build_id'] . ' does not exist in the database.');
$this->pheanstalk->delete($job);
}
try {
// Logging relevant to this build should be stored
// against the build itself.
$buildDbLog = new BuildDBLogHandler($build, Logger::INFO);
$this->logger->pushHandler($buildDbLog);
$builder = new Builder($build, $this->logger);
$builder->execute();
// After execution we no longer want to record the information
// back to this specific build so the handler should be removed.
$this->logger->popHandler($buildDbLog);
} catch (\PDOException $ex) {
// If we've caught a PDO Exception, it is probably not the fault of the build, but of a failed
// connection or similar. Release the job and kill the worker.
$this->run = false;
$this->pheanstalk->release($job);
} catch (\Exception $ex) {
$build->setStatus(Build::STATUS_FAILED);
$build->setFinished(new \DateTime());
$build->setLog($build->getLog() . PHP_EOL . PHP_EOL . $ex->getMessage());
$buildStore->save($build);
$build->sendStatusPostback();
}
// Reset the config back to how it was prior to running this job:
if (!empty($currentConfig)) {
$config = new Config($currentConfig);
Database::reset($config);
}
// Delete the job when we're done:
$this->pheanstalk->delete($job);
}
}
