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Merge #245 Multiple cron background jobs based on class
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tsdicloud committed Jul 21, 2023
2 parents 502f1c8 + 65f8136 commit 8b40859
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Showing 7 changed files with 317 additions and 79 deletions.
66 changes: 7 additions & 59 deletions core/Command/Background/Job.php
Original file line number Diff line number Diff line change
Expand Up @@ -25,21 +25,18 @@

namespace OC\Core\Command\Background;

use OCP\BackgroundJob\IJob;
use OCP\BackgroundJob\IJobList;
use OCP\ILogger;
use Symfony\Component\Console\Command\Command;
use Psr\Log\LoggerInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

class Job extends Command {
public function __construct(
protected IJobList $jobList,
protected ILogger $logger,
) {
parent::__construct();

class Job extends JobBase {
public function __construct(IJobList $jobList,
LoggerInterface $logger) {
parent::__construct($jobList, $logger);
}

protected function configure(): void {
Expand Down Expand Up @@ -86,7 +83,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
$output->writeln('<error>Something went wrong when trying to retrieve Job with ID ' . $jobId . ' from database</error>');
return 1;
}
$job->execute($this->jobList, $this->logger);
$job->execute($this->jobList, \OC::$server->getLogger());
$job = $this->jobList->getById($jobId);

if (($job === null) || ($lastRun !== $job->getLastRun())) {
Expand All @@ -103,53 +100,4 @@ protected function execute(InputInterface $input, OutputInterface $output): int

return 0;
}

protected function printJobInfo(int $jobId, IJob $job, OutputInterface$output): void {
$row = $this->jobList->getDetailsById($jobId);

$lastRun = new \DateTime();
$lastRun->setTimestamp((int) $row['last_run']);
$lastChecked = new \DateTime();
$lastChecked->setTimestamp((int) $row['last_checked']);
$reservedAt = new \DateTime();
$reservedAt->setTimestamp((int) $row['reserved_at']);

$output->writeln('Job class: ' . get_class($job));
$output->writeln('Arguments: ' . json_encode($job->getArgument()));

$isTimedJob = $job instanceof \OC\BackgroundJob\TimedJob || $job instanceof \OCP\BackgroundJob\TimedJob;
if ($isTimedJob) {
$output->writeln('Type: timed');
} elseif ($job instanceof \OC\BackgroundJob\QueuedJob || $job instanceof \OCP\BackgroundJob\QueuedJob) {
$output->writeln('Type: queued');
} else {
$output->writeln('Type: job');
}

$output->writeln('');
$output->writeln('Last checked: ' . $lastChecked->format(\DateTimeInterface::ATOM));
if ((int) $row['reserved_at'] === 0) {
$output->writeln('Reserved at: -');
} else {
$output->writeln('Reserved at: <comment>' . $reservedAt->format(\DateTimeInterface::ATOM) . '</comment>');
}
$output->writeln('Last executed: ' . $lastRun->format(\DateTimeInterface::ATOM));
$output->writeln('Last duration: ' . $row['execution_duration']);

if ($isTimedJob) {
$reflection = new \ReflectionClass($job);
$intervalProperty = $reflection->getProperty('interval');
$intervalProperty->setAccessible(true);
$interval = $intervalProperty->getValue($job);

$nextRun = new \DateTime();
$nextRun->setTimestamp($row['last_run'] + $interval);

if ($nextRun > new \DateTime()) {
$output->writeln('Next execution: <comment>' . $nextRun->format(\DateTimeInterface::ATOM) . '</comment>');
} else {
$output->writeln('Next execution: <info>' . $nextRun->format(\DateTimeInterface::ATOM) . '</info>');
}
}
}
}
93 changes: 93 additions & 0 deletions core/Command/Background/JobBase.php
Original file line number Diff line number Diff line change
@@ -0,0 +1,93 @@
<?php

declare(strict_types=1);

/**
* @copyright Copyright (c) 2022 Julius Härtl <jus@bitgrid.net>
*
* @author Julius Härtl <jus@bitgrid.net>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/


namespace OC\Core\Command\Background;

use OCP\BackgroundJob\IJob;
use OCP\BackgroundJob\IJobList;
use Psr\Log\LoggerInterface;
use Symfony\Component\Console\Output\OutputInterface;

abstract class JobBase extends \OC\Core\Command\Base {
protected IJobList $jobList;
protected LoggerInterface $logger;

public function __construct(IJobList $jobList,
LoggerInterface $logger) {
parent::__construct();
$this->jobList = $jobList;
$this->logger = $logger;
}

protected function printJobInfo(int $jobId, IJob $job, OutputInterface $output): void {
$row = $this->jobList->getDetailsById($jobId);

$lastRun = new \DateTime();
$lastRun->setTimestamp((int) $row['last_run']);
$lastChecked = new \DateTime();
$lastChecked->setTimestamp((int) $row['last_checked']);
$reservedAt = new \DateTime();
$reservedAt->setTimestamp((int) $row['reserved_at']);

$output->writeln('Job class: ' . get_class($job));
$output->writeln('Arguments: ' . json_encode($job->getArgument()));

$isTimedJob = $job instanceof \OC\BackgroundJob\TimedJob || $job instanceof \OCP\BackgroundJob\TimedJob;
if ($isTimedJob) {
$output->writeln('Type: timed');
} elseif ($job instanceof \OC\BackgroundJob\QueuedJob || $job instanceof \OCP\BackgroundJob\QueuedJob) {
$output->writeln('Type: queued');
} else {
$output->writeln('Type: job');
}

$output->writeln('');
$output->writeln('Last checked: ' . $lastChecked->format(\DateTimeInterface::ATOM));
if ((int) $row['reserved_at'] === 0) {
$output->writeln('Reserved at: -');
} else {
$output->writeln('Reserved at: <comment>' . $reservedAt->format(\DateTimeInterface::ATOM) . '</comment>');
}
$output->writeln('Last executed: ' . $lastRun->format(\DateTimeInterface::ATOM));
$output->writeln('Last duration: ' . $row['execution_duration']);

if ($isTimedJob) {
$reflection = new \ReflectionClass($job);
$intervalProperty = $reflection->getProperty('interval');
$intervalProperty->setAccessible(true);
$interval = $intervalProperty->getValue($job);

$nextRun = new \DateTime();
$nextRun->setTimestamp($row['last_run'] + $interval);

if ($nextRun > new \DateTime()) {
$output->writeln('Next execution: <comment>' . $nextRun->format(\DateTimeInterface::ATOM) . '</comment>');
} else {
$output->writeln('Next execution: <info>' . $nextRun->format(\DateTimeInterface::ATOM) . '</info>');
}
}
}
}
173 changes: 173 additions & 0 deletions core/Command/Background/JobWorker.php
Original file line number Diff line number Diff line change
@@ -0,0 +1,173 @@
<?php

declare(strict_types=1);
/**
* @copyright Copyright (c) 2021, Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/

namespace OC\Core\Command\Background;

use OC\Core\Command\InterruptedException;
use OCP\BackgroundJob\IJobList;
use Psr\Log\LoggerInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

class JobWorker extends JobBase {
private array $executedJobs = [];

public function __construct(IJobList $jobList,
LoggerInterface $logger) {
parent::__construct($jobList, $logger);
}

protected function configure(): void {
parent::configure();

$this
->setName('background-job:worker')
->setDescription('Run a background job worker')
->addArgument(
'job-class',
InputArgument::OPTIONAL,
'The class of the job in the database'
)
->addOption(
'once',
null,
InputOption::VALUE_NONE,
'Only execute the worker once (as a regular cron execution would do it)'
)
->addOption(
'interval',
'i',
InputOption::VALUE_OPTIONAL,
'Interval in seconds in which the worker should repeat already processed jobs (set to 0 for no repeat)',
5
)
;
}

protected function execute(InputInterface $input, OutputInterface $output): int {
$jobClass = $input->getArgument('job-class');

if ($jobClass && !class_exists($jobClass)) {
$output->writeln('<error>Invalid job class</error>');
return 1;
}

while (true) {
// Handle canceling of the process
try {
$this->abortIfInterrupted();
} catch (InterruptedException $e) {
$output->writeln('<comment>Cleaning up before quitting. Press Ctrl-C again to kill, but this may have unexpected side effects.</comment>');
$this->unlockExecuted();
$output->writeln('<info>Background job worker stopped</info>');
break;
}

$this->printSummary($input, $output);

$interval = (int)($input->getOption('interval') ?? 5);

// Unlock jobs that should be executed again after the interval
// Alternative could be to set last_checked to interval in the future to avoid the extra locks
foreach ($this->executedJobs as $id => $time) {
if ($time <= time() - $interval) {
unset($this->executedJobs[$id]);
$job = $this->jobList->getById($id);
if ($job !== null) {
$this->jobList->unlockJob($job);
}
}
}

usleep(50000);
$job = $this->jobList->getNext(false, $jobClass);
if (!$job) {
if ($input->getOption('once') === true || $interval === 0) {
break;
}

$output->writeln("Waiting for new jobs to be queued", OutputInterface::VERBOSITY_VERBOSE);
// Re-check interval for new jobs
sleep(1);
continue;
}


if (isset($this->executedJobs[$job->getId()]) && ($this->executedJobs[$job->getId()] + $interval > time())) {
$output->writeln("<comment>Job already executed within timeframe " . get_class($job) . " " . $job->getId() . '</comment>', OutputInterface::VERBOSITY_VERBOSE);
continue;
}

$output->writeln("Running job " . get_class($job) . " with ID " . $job->getId());

if ($output->isVerbose()) {
$this->printJobInfo($job->getId(), $job, $output);
}

$job->execute($this->jobList, \OC::$server->getLogger());

// clean up after unclean jobs
\OC_Util::tearDownFS();
\OC::$server->getTempManager()->clean();

$this->jobList->setLastJob($job);
$this->jobList->unlockJob($job);
$this->executedJobs[$job->getId()] = time();

if ($input->getOption('once') === true) {
break;
}
}

$this->unlockExecuted();

return 0;
}

private function printSummary(InputInterface $input, OutputInterface $output): void {
if (!$output->isVeryVerbose()) {
return;
}
$output->writeln("<comment>Summary</comment>");

$counts = [];
foreach ($this->jobList->countByClass() as $row) {
$counts[] = $row;
}
$this->writeTableInOutputFormat($input, $output, $counts);
}

private function unlockExecuted() {
foreach ($this->executedJobs as $id => $time) {
unset($this->executedJobs[$id]);
$job = $this->jobList->getById($id);
if ($job !== null) {
$this->jobList->unlockJob($job);
}
}
}
}
3 changes: 2 additions & 1 deletion core/register_command.php
Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,8 @@
$application->add(new OC\Core\Command\Background\Cron(\OC::$server->getConfig()));
$application->add(new OC\Core\Command\Background\WebCron(\OC::$server->getConfig()));
$application->add(new OC\Core\Command\Background\Ajax(\OC::$server->getConfig()));
$application->add(new OC\Core\Command\Background\Job(\OC::$server->getJobList(), \OC::$server->getLogger()));
$application->add(new OC\Core\Command\Background\Job(\OC::$server->getJobList(), \OC::$server->get(LoggerInterface::class)));
$application->add(\OCP\Server::get(OC\Core\Command\Background\JobWorker::class));
$application->add(new OC\Core\Command\Background\ListCommand(\OC::$server->getJobList()));

$application->add(\OC::$server->query(\OC\Core\Command\Broadcast\Test::class));
Expand Down
3 changes: 2 additions & 1 deletion cron.php
Original file line number Diff line number Diff line change
Expand Up @@ -142,7 +142,8 @@
$endTime = time() + 14 * 60;

$executedJobs = [];
while ($job = $jobList->getNext($onlyTimeSensitive)) {
$jobClass = isset($argv[1]) ? $argv[1] : null;
while ($job = $jobList->getNext($onlyTimeSensitive, $jobClass)) {
if (isset($executedJobs[$job->getId()])) {
$jobList->unlockJob($job);
break;
Expand Down
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