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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
* @author Joas Schilling <coding@schilljs.com>
* @author Johannes Ernst <jernst@indiecomputing.com>
* @author Robin McCorkell <robin@mccorkell.me.uk>
* @author Roeland Jago Douma <roeland@famdouma.nl>
* @author Tim Terhorst <mynamewastaken+gitlab@gmail.com>
*
* @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 OC\Core\Command\Log;
use OCP\IConfig;
use Stecman\Component\Symfony\Console\BashCompletion\Completion\CompletionAwareInterface;
use Stecman\Component\Symfony\Console\BashCompletion\CompletionContext;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
class Manage extends Command implements CompletionAwareInterface {
public const DEFAULT_BACKEND = 'file';
public const DEFAULT_LOG_LEVEL = 2;
public const DEFAULT_TIMEZONE = 'UTC';
protected IConfig $config;
public function __construct(IConfig $config) {
$this->config = $config;
parent::__construct();
}
protected function configure() {
$this
->setName('log:manage')
->setDescription('manage logging configuration')
->addOption(
'backend',
null,
InputOption::VALUE_REQUIRED,
'set the logging backend [file, syslog, errorlog, systemd]'
)
->addOption(
'level',
null,
InputOption::VALUE_REQUIRED,
'set the log level [debug, info, warning, error, fatal]'
)
->addOption(
'timezone',
null,
InputOption::VALUE_REQUIRED,
'set the logging timezone'
)
;
}
protected function execute(InputInterface $input, OutputInterface $output): int {
// collate config setting to the end, to avoid partial configuration
$toBeSet = [];
if ($backend = $input->getOption('backend')) {
$this->validateBackend($backend);
$toBeSet['log_type'] = $backend;
}
$level = $input->getOption('level');
if ($level !== null) {
if (is_numeric($level)) {
$levelNum = $level;
// sanity check
$this->convertLevelNumber($levelNum);
} else {
$levelNum = $this->convertLevelString($level);
}
$toBeSet['loglevel'] = $levelNum;
}
if ($timezone = $input->getOption('timezone')) {
$this->validateTimezone($timezone);
$toBeSet['logtimezone'] = $timezone;
}
// set config
foreach ($toBeSet as $option => $value) {
$this->config->setSystemValue($option, $value);
}
// display configuration
$backend = $this->config->getSystemValue('log_type', self::DEFAULT_BACKEND);
$output->writeln('Enabled logging backend: '.$backend);
$levelNum = $this->config->getSystemValue('loglevel', self::DEFAULT_LOG_LEVEL);
$level = $this->convertLevelNumber($levelNum);
$output->writeln('Log level: '.$level.' ('.$levelNum.')');
$timezone = $this->config->getSystemValue('logtimezone', self::DEFAULT_TIMEZONE);
$output->writeln('Log timezone: '.$timezone);
return 0;
}
/**
* @param string $backend
* @throws \InvalidArgumentException
*/
protected function validateBackend($backend) {
if (!class_exists('OC\\Log\\'.ucfirst($backend))) {
throw new \InvalidArgumentException('Invalid backend');
}
}
/**
* @param string $timezone
* @throws \Exception
*/
protected function validateTimezone($timezone) {
new \DateTimeZone($timezone);
}
/**
* @param string $level
* @return int
* @throws \InvalidArgumentException
*/
protected function convertLevelString($level) {
$level = strtolower($level);
switch ($level) {
case 'debug':
return 0;
case 'info':
return 1;
case 'warning':
case 'warn':
return 2;
case 'error':
case 'err':
return 3;
case 'fatal':
return 4;
}
throw new \InvalidArgumentException('Invalid log level string');
}
/**
* @param int $levelNum
* @return string
* @throws \InvalidArgumentException
*/
protected function convertLevelNumber($levelNum) {
switch ($levelNum) {
case 0:
return 'Debug';
case 1:
return 'Info';
case 2:
return 'Warning';
case 3:
return 'Error';
case 4:
return 'Fatal';
}
throw new \InvalidArgumentException('Invalid log level number');
}
/**
* @param string $optionName
* @param CompletionContext $context
* @return string[]
*/
public function completeOptionValues($optionName, CompletionContext $context) {
if ($optionName === 'backend') {
return ['file', 'syslog', 'errorlog', 'systemd'];
} elseif ($optionName === 'level') {
return ['debug', 'info', 'warning', 'error', 'fatal'];
} elseif ($optionName === 'timezone') {
$identifier = \DateTimeZone::listIdentifiers();
if ($identifier === false) {
return [];
}
return $identifier;
}
return [];
}
/**
* @param string $argumentName
* @param CompletionContext $context
* @return string[]
*/
public function completeArgumentValues($argumentName, CompletionContext $context) {
return [];
}
}
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