re-try to send unshare notification if remote server is not available
This commit is contained in:
Bjoern Schiessle
parent
1576a9a10b
commit
fbd5c28c39
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@ -0,0 +1,142 @@
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<?php
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/**
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* @author Björn Schießle <schiessle@owncloud.com>
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*
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCA\FederatedFileSharing\BackgroundJob;
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use OC\BackgroundJob\Job;
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use OC\BackgroundJob\JobList;
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use OCA\FederatedFileSharing\AddressHandler;
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use OCA\FederatedFileSharing\DiscoveryManager;
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use OCA\FederatedFileSharing\Notifications;
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use OCP\BackgroundJob\IJobList;
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use OCP\ILogger;
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/**
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* Class UnShare
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*
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* Background job to re-send the un-share notification to the remote server in
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* case the server was not available on the first try
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*
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* @package OCA\FederatedFileSharing\BackgroundJob
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*/
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class UnShare extends Job {
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/** @var bool */
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private $retainJob = true;
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/** @var Notifications */
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private $notifications;
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/** @var int max number of attempts to send the un-share request */
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private $maxTry = 10;
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/** @var int how much time should be between two tries (12 hours) */
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private $interval = 43200;
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/**
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* UnShare constructor.
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*
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* @param Notifications $notifications
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*/
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public function __construct(Notifications $notifications = null) {
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if ($notifications) {
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$this->notifications = $notifications;
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} else {
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$addressHandler = new AddressHandler(
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\OC::$server->getURLGenerator(),
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\OC::$server->getL10N('federatedfilesharing')
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);
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$discoveryManager = new DiscoveryManager(
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\OC::$server->getMemCacheFactory(),
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\OC::$server->getHTTPClientService()
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);
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$this->notifications = new Notifications(
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$addressHandler,
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\OC::$server->getHTTPClientService(),
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$discoveryManager,
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\OC::$server->getJobList()
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);
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}
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}
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/**
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* run the job, then remove it from the jobList
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*
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* @param JobList $jobList
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* @param ILogger $logger
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*/
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public function execute($jobList, ILogger $logger = null) {
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if ($this->shouldRun($this->argument)) {
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parent::execute($jobList, $logger);
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$jobList->remove($this, $this->argument);
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if ($this->retainJob) {
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$this->reAddJob($jobList, $this->argument);
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}
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}
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}
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protected function run($argument) {
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$remote = $argument['remote'];
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$id = (int)$argument['id'];
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$token = $argument['token'];
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$try = (int)$argument['try'] + 1;
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$result = $this->notifications->sendRemoteUnShare($remote, $id, $token, $try);
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if ($result === true || $try > $this->maxTry) {
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$this->retainJob = false;
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}
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}
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/**
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* re-add background job with new arguments
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*
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* @param IJobList $jobList
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* @param array $argument
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*/
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protected function reAddJob(IJobList $jobList, array $argument) {
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$jobList->add('OCA\FederatedFileSharing\BackgroundJob\UnShare',
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[
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'remote' => $argument['remote'],
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'id' => $argument['id'],
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'token' => $argument['token'],
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'try' => (int)$argument['try'] + 1,
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'lastRun' => time()
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]
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);
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}
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/**
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* test if it is time for the next run
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*
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* @param array $argument
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* @return bool
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*/
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protected function shouldRun(array $argument) {
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$lastRun = (int)$argument['lastRun'];
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return ((time() - $lastRun) > $this->interval);
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}
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}
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@ -23,6 +23,7 @@
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namespace OCA\FederatedFileSharing;
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use OCP\BackgroundJob\IJobList;
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use OCP\Http\Client\IClientService;
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class Notifications {
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@ -30,24 +31,32 @@ class Notifications {
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/** @var AddressHandler */
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private $addressHandler;
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/** @var IClientService */
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private $httpClientService;
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/** @var DiscoveryManager */
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private $discoveryManager;
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/** @var IJobList */
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private $jobList;
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/**
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* @param AddressHandler $addressHandler
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* @param IClientService $httpClientService
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* @param DiscoveryManager $discoveryManager
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* @param IJobList $jobList
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*/
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public function __construct(
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AddressHandler $addressHandler,
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IClientService $httpClientService,
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DiscoveryManager $discoveryManager
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DiscoveryManager $discoveryManager,
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IJobList $jobList
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) {
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$this->addressHandler = $addressHandler;
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$this->httpClientService = $httpClientService;
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$this->discoveryManager = $discoveryManager;
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$this->jobList = $jobList;
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}
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/**
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@ -97,16 +106,45 @@ class Notifications {
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* @param string $remote url
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* @param int $id share id
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* @param string $token
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* @param int $try how often did we already tried to send the un-share request
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* @return bool
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*/
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public function sendRemoteUnShare($remote, $id, $token) {
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public function sendRemoteUnShare($remote, $id, $token, $try = 0) {
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$url = rtrim($remote, '/');
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$fields = array('token' => $token, 'format' => 'json');
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$url = $this->addressHandler->removeProtocolFromUrl($url);
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$result = $this->tryHttpPostToShareEndpoint($url, '/'.$id.'/unshare', $fields);
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$status = json_decode($result['result'], true);
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return ($result['success'] && ($status['ocs']['meta']['statuscode'] === 100 || $status['ocs']['meta']['statuscode'] === 200));
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if ($result['success'] &&
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($status['ocs']['meta']['statuscode'] === 100 ||
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$status['ocs']['meta']['statuscode'] === 200
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)
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) {
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return true;
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} elseif ($try === 0) {
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// only add new job on first try
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$this->jobList->add('OCA\FederatedFileSharing\BackgroundJob\UnShare',
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[
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'remote' => $remote,
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'id' => $id,
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'token' => $token,
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'try' => $try,
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'lastRun' => $this->getTimestamp()
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]
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);
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}
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return false;
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}
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/**
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* return current timestamp
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*
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* @return int
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*/
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protected function getTimestamp() {
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return time();
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}
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/**
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@ -117,7 +155,7 @@ class Notifications {
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* @param array $fields post parameters
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* @return array
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*/
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private function tryHttpPostToShareEndpoint($remoteDomain, $urlSuffix, array $fields) {
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protected function tryHttpPostToShareEndpoint($remoteDomain, $urlSuffix, array $fields) {
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$client = $this->httpClientService->newClient();
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$protocol = 'https://';
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$result = [
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@ -0,0 +1,151 @@
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<?php
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/**
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* @author Björn Schießle <schiessle@owncloud.com>
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*
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OCA\FederatedFileSharing\Tests;
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use OCA\FederatedFileSharing\AddressHandler;
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use OCA\FederatedFileSharing\DiscoveryManager;
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use OCA\FederatedFileSharing\Notifications;
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use OCP\BackgroundJob\IJobList;
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use OCP\Http\Client\IClientService;
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use Test\TestCase;
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class NotificationsTest extends TestCase {
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/** @var AddressHandler | \PHPUnit_Framework_MockObject_MockObject */
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private $addressHandler;
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/** @var IClientService | \PHPUnit_Framework_MockObject_MockObject*/
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private $httpClientService;
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/** @var DiscoveryManager | \PHPUnit_Framework_MockObject_MockObject */
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private $discoveryManager;
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/** @var IJobList | \PHPUnit_Framework_MockObject_MockObject */
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private $jobList;
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public function setUp() {
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parent::setUp();
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$this->jobList = $this->getMock('OCP\BackgroundJob\IJobList');
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$this->discoveryManager = $this->getMockBuilder('OCA\FederatedFileSharing\DiscoveryManager')
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->disableOriginalConstructor()->getMock();
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$this->httpClientService = $this->getMock('OCP\Http\Client\IClientService');
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$this->addressHandler = $this->getMockBuilder('OCA\FederatedFileSharing\AddressHandler')
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->disableOriginalConstructor()->getMock();
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}
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/**
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* get instance of Notifications class
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*
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* @param array $mockedMethods methods which should be mocked
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* @return Notifications | \PHPUnit_Framework_MockObject_MockObject
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*/
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private function getInstance(array $mockedMethods = []) {
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if (empty($mockedMethods)) {
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$instance = new Notifications(
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$this->addressHandler,
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$this->httpClientService,
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$this->discoveryManager,
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$this->jobList
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);
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} else {
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$instance = $this->getMockBuilder('OCA\FederatedFileSharing\Notifications')
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->setConstructorArgs(
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[
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$this->addressHandler,
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$this->httpClientService,
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$this->discoveryManager,
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$this->jobList
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]
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)->setMethods($mockedMethods)->getMock();
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}
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return $instance;
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}
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/**
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* @dataProvider dataTestSendRemoteUnShare
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*
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* @param int $try
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* @param array $httpRequestResult
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* @param bool $expected
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*/
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public function testSendRemoteUnShare($try, $httpRequestResult, $expected) {
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$remote = 'remote';
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$id = 42;
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$timestamp = 63576;
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$token = 'token';
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$instance = $this->getInstance(['tryHttpPostToShareEndpoint', 'getTimestamp']);
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$instance->expects($this->any())->method('getTimestamp')->willReturn($timestamp);
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$instance->expects($this->once())->method('tryHttpPostToShareEndpoint')
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->with($remote, '/'.$id.'/unshare', ['token' => $token, 'format' => 'json'])
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->willReturn($httpRequestResult);
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$this->addressHandler->expects($this->once())->method('removeProtocolFromUrl')
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->with($remote)->willReturn($remote);
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// only add background job on first try
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if ($try === 0 && $expected === false) {
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$this->jobList->expects($this->once())->method('add')
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->with(
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'OCA\FederatedFileSharing\BackgroundJob\UnShare',
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[
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'remote' => $remote,
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'id' => $id,
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'token' => $token,
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'try' => $try,
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'lastRun' => $timestamp
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]
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);
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} else {
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$this->jobList->expects($this->never())->method('add');
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}
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$this->assertSame($expected,
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$instance->sendRemoteUnShare($remote, $id, $token, $try)
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);
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}
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public function dataTestSendRemoteUnshare() {
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return [
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// test if background job is added correctly
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[0, ['success' => true, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 200]]])], true],
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[1, ['success' => true, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 200]]])], true],
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[0, ['success' => false, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 200]]])], false],
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[1, ['success' => false, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 200]]])], false],
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// test all combinations of 'statuscode' and 'success'
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[0, ['success' => true, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 200]]])], true],
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[0, ['success' => true, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 100]]])], true],
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[0, ['success' => true, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 400]]])], false],
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[0, ['success' => false, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 200]]])], false],
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[0, ['success' => false, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 100]]])], false],
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[0, ['success' => false, 'result' => json_encode(['ocs' => ['meta' => ['statuscode' => 400]]])], false],
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];
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}
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}
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@ -100,7 +100,8 @@ class ProviderFactory implements IProviderFactory {
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$notifications = new Notifications(
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$addressHandler,
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$this->serverContainer->getHTTPClientService(),
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$discoveryManager
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$discoveryManager,
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$this->serverContainer->getJobList()
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);
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$tokenHandler = new TokenHandler(
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$this->serverContainer->getSecureRandom()
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