mirror of
https://github.com/friendica/friendica
synced 2024-05-13 14:49:39 +02:00
Philipp Holzer
f609e38600
- InstanceManager for computing strategies and to allow decorators - Adapting Core\Logger to use it
156 lines
4.9 KiB
PHP
156 lines
4.9 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2010-2023, the Friendica project
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program 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 as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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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
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Core\Logger\Factory;
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use Friendica\Core\Config\Capability\IManageConfigValues;
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use Friendica\Core\Hooks\Capabilities\ICanManageInstances;
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use Friendica\Core\Logger\Exception\LogLevelException;
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use Friendica\Core\Logger\Type\ProfilerLogger;
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use Friendica\Core\Logger\Type\StreamLogger;
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use Friendica\Core\Logger\Type\SyslogLogger;
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use Psr\Log\LoggerInterface;
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use Psr\Log\LogLevel;
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use Psr\Log\NullLogger;
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/**
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* A logger factory
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*/
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class Logger
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{
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const DEV_CHANNEL = 'dev';
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/** @var string The log-channel (app, worker, ...) */
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protected $channel;
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/** @var ICanManageInstances */
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protected $instanceManager;
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/** @var IManageConfigValues */
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protected $config;
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public function __construct(string $channel, ICanManageInstances $instanceManager, IManageConfigValues $config, string $logfile = null)
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{
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$this->channel = $channel;
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$this->instanceManager = $instanceManager;
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$this->config = $config;
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$this->instanceManager
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->registerStrategy(LoggerInterface::class, 'syslog', SyslogLogger::class)
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->registerStrategy(LoggerInterface::class, 'stream', StreamLogger::class, isset($logfile) ? [$logfile] : null);
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if ($this->config->get('system', 'profiling') ?? false) {
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$this->instanceManager->registerDecorator(LoggerInterface::class, ProfilerLogger::class);
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}
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}
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/**
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* Creates a new PSR-3 compliant logger instances
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*
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* @param string|null $loglevel (optional) A given loglevel in case the loglevel in the config isn't applicable
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*
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* @return LoggerInterface The PSR-3 compliant logger instance
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*/
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public function create(string $loglevel = null): LoggerInterface
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{
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if (empty($this->config->get('system', 'debugging') ?? false)) {
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return new NullLogger();
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}
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$loglevel = $loglevel ?? static::mapLegacyConfigDebugLevel($this->config->get('system', 'loglevel'));
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$name = $this->config->get('system', 'logger_config') ?? 'stream';
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try {
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/** @var LoggerInterface */
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return $this->instanceManager->getInstance(LoggerInterface::class, $name, [$this->channel, $loglevel]);
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} catch (LogLevelException $exception) {
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// If there's a wrong config value for loglevel, try again with standard
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$logger = $this->create(LogLevel::NOTICE);
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$logger->warning('Invalid loglevel set in config.', ['loglevel' => $loglevel]);
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return $logger;
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} catch (\Throwable $e) {
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// No logger ...
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return new NullLogger();
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}
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}
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/**
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* Creates a new PSR-3 compliant develop logger
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*
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* If you want to debug only interactions from your IP or the IP of a remote server for federation debug,
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* you'll use this logger instance for the duration of your work.
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*
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* It should never get filled during normal usage of Friendica
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*
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* @return LoggerInterface The PSR-3 compliant logger instance
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* @throws \Exception
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*/
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public function createDev()
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{
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$debugging = $this->config->get('system', 'debugging');
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$stream = $this->config->get('system', 'dlogfile');
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$developerIp = $this->config->get('system', 'dlogip');
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if ((!isset($developerIp) || !$debugging) &&
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(!is_file($stream) || is_writable($stream))) {
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return new NullLogger();
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}
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$name = $this->config->get('system', 'logger_config') ?? 'stream';
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/** @var LoggerInterface */
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return $this->instanceManager->getInstance(LoggerInterface::class, $name, [self::DEV_CHANNEL, LogLevel::DEBUG, $stream]);
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}
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/**
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* Mapping a legacy level to the PSR-3 compliant levels
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*
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* @see https://github.com/php-fig/fig-standards/blob/master/accepted/PSR-3-logger-interface.md#5-psrlogloglevel
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*
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* @param string $level the level to be mapped
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*
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* @return string the PSR-3 compliant level
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*/
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private static function mapLegacyConfigDebugLevel(string $level): string
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{
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switch ($level) {
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// legacy WARNING
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case "0":
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return LogLevel::ERROR;
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// legacy INFO
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case "1":
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return LogLevel::WARNING;
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// legacy TRACE
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case "2":
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return LogLevel::NOTICE;
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// legacy DEBUG
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case "3":
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return LogLevel::INFO;
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// legacy DATA
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case "4":
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// legacy ALL
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case "5":
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return LogLevel::DEBUG;
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// default if nothing set
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default:
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return $level;
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}
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}
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}
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