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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Bjoern Schiessle <bjoern@schiessle.org>
* @author Björn Schießle <bjoern@schiessle.org>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <robin@icewind.nl>
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\FederatedFileSharing\BackgroundJob;
use OCA\FederatedFileSharing\Notifications;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\IJobList;
use OCP\BackgroundJob\Job;
use OCP\ILogger;
/**
* Class RetryJob
*
* Background job to re-send update of federated re-shares to the remote server in
* case the server was not available on the first try
*
* @package OCA\FederatedFileSharing\BackgroundJob
*/
class RetryJob extends Job {
/** @var bool */
private $retainJob = true;
/** @var Notifications */
private $notifications;
/** @var int max number of attempts to send the request */
private $maxTry = 20;
/** @var int how much time should be between two tries (10 minutes) */
private $interval = 600;
public function __construct(Notifications $notifications,
ITimeFactory $timeFactory) {
parent::__construct($timeFactory);
$this->notifications = $notifications;
}
/**
* run the job, then remove it from the jobList
*
* @param IJobList $jobList
* @param ILogger|null $logger
*/
public function execute(IJobList $jobList, ILogger $logger = null) {
if ($this->shouldRun($this->argument)) {
parent::execute($jobList, $logger);
$jobList->remove($this, $this->argument);
if ($this->retainJob) {
$this->reAddJob($jobList, $this->argument);
}
}
}
protected function run($argument) {
$remote = $argument['remote'];
$remoteId = $argument['remoteId'];
$token = $argument['token'];
$action = $argument['action'];
$data = json_decode($argument['data'], true);
$try = (int)$argument['try'] + 1;
$result = $this->notifications->sendUpdateToRemote($remote, $remoteId, $token, $action, $data, $try);
if ($result === true || $try > $this->maxTry) {
$this->retainJob = false;
}
}
/**
* re-add background job with new arguments
*
* @param IJobList $jobList
* @param array $argument
*/
protected function reAddJob(IJobList $jobList, array $argument) {
$jobList->add(RetryJob::class,
[
'remote' => $argument['remote'],
'remoteId' => $argument['remoteId'],
'token' => $argument['token'],
'data' => $argument['data'],
'action' => $argument['action'],
'try' => (int)$argument['try'] + 1,
'lastRun' => $this->time->getTime()
]
);
}
/**
* test if it is time for the next run
*
* @param array $argument
* @return bool
*/
protected function shouldRun(array $argument) {
$lastRun = (int)$argument['lastRun'];
return (($this->time->getTime() - $lastRun) > $this->interval);
}
}
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