<?php
/*
* Copyright 2022 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
namespace Google\Cloud\Core\Logger;
use Monolog\Formatter\FormatterInterface;
use Monolog\Handler\StreamHandler;
use Monolog\Logger;
/**
* Monolog 3.x handler for logging on App Engine flexible environment.
*
* If you are using Monolog 1.x, use {@see \Google\Cloud\Core\Logger\AppEngineFlexHandler} instead.
* If you are using Monolog 2.x, use {@see \Google\Cloud\Core\Logger\AppEngineFlexHandlerV2} instead.
* @internal
*/
class AppEngineFlexHandlerV3 extends StreamHandler
{
/**
* @param int $level [optional] The minimum logging level at which this
* handler will be triggered.
* @param Boolean $bubble [optional] Whether the messages that are handled
* can bubble up the stack or not.
* @param int|null $filePermission [optional] Optional file permissions
* (default (0640) are only for owner read/write).
* @param Boolean $useLocking [optional] Try to lock log file before doing
* any writes.
* @param resource|string|null $stream [optional]
*/
public function __construct(
$level = Logger::INFO,
$bubble = true,
$filePermission = 0640,
$useLocking = false,
$stream = null
) {
if ($stream === null) {
$pid = getmypid();
$stream = "file:///var/log/app_engine/app.$pid.json";
}
parent::__construct(
$stream,
$level,
$bubble,
$filePermission,
$useLocking
);
}
protected function getDefaultFormatter(): FormatterInterface
{
return new AppEngineFlexFormatterV3();
}
}