<?php declare(strict_types=1);
/*
* This file is part of the Monolog package.
*
* (c) Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Monolog\Handler;
use Gelf\Message as GelfMessage;
use Monolog\Level;
use Monolog\Formatter\FormatterInterface;
use Monolog\Formatter\JsonFormatter;
use PhpAmqpLib\Message\AMQPMessage;
use PhpAmqpLib\Channel\AMQPChannel;
use AMQPExchange;
use Monolog\LogRecord;
class AmqpHandler extends AbstractProcessingHandler
{
protected AMQPExchange|AMQPChannel $exchange;
/** @var array<string, mixed> */
private array $extraAttributes = [];
protected string $exchangeName;
/**
* @param AMQPExchange|AMQPChannel $exchange AMQPExchange (php AMQP ext) or PHP AMQP lib channel, ready for use
* @param string|null $exchangeName Optional exchange name, for AMQPChannel (PhpAmqpLib) only
*/
public function __construct(AMQPExchange|AMQPChannel $exchange, ?string $exchangeName = null, int|string|Level $level = Level::Debug, bool $bubble = true)
{
if ($exchange instanceof AMQPChannel) {
$this->exchangeName = (string) $exchangeName;
} elseif ($exchangeName !== null) {
@trigger_error('The $exchangeName parameter can only be passed when using PhpAmqpLib, if using an AMQPExchange instance configure it beforehand', E_USER_DEPRECATED);
}
$this->exchange = $exchange;
parent::__construct($level, $bubble);
}
/**
* @return array<string, mixed>
*/
public function getExtraAttributes(): array
{
return $this->extraAttributes;
}
/**
* Configure extra attributes to pass to the AMQPExchange (if you are using the amqp extension)
*
* @param array<string, mixed> $extraAttributes One of content_type, content_encoding,
* message_id, user_id, app_id, delivery_mode,
* priority, timestamp, expiration, type
* or reply_to, headers.
* @return $this
*/
public function setExtraAttributes(array $extraAttributes): self
{
$this->extraAttributes = $extraAttributes;
return $this;
}
/**
* @inheritDoc
*/
protected function write(LogRecord $record): void
{
$data = $record->formatted;
$routingKey = $this->getRoutingKey($record);
if($data instanceof GelfMessage) {
$data = json_encode($data->toArray());
}
if ($this->exchange instanceof AMQPExchange) {
$attributes = [
'delivery_mode' => 2,
'content_type' => 'application/json',
];
if (\count($this->extraAttributes) > 0) {
$attributes = array_merge($attributes, $this->extraAttributes);
}
$this->exchange->publish(
$data,
$routingKey,
0,
$attributes
);
} else {
$this->exchange->basic_publish(
$this->createAmqpMessage($data),
$this->exchangeName,
$routingKey
);
}
}
/**
* @inheritDoc
*/
public function handleBatch(array $records): void
{
if ($this->exchange instanceof AMQPExchange) {
parent::handleBatch($records);
return;
}
foreach ($records as $record) {
if (!$this->isHandling($record)) {
continue;
}
$record = $this->processRecord($record);
$data = $this->getFormatter()->format($record);
if($data instanceof GelfMessage) {
$data = json_encode($data->toArray());
}
$this->exchange->batch_basic_publish(
$this->createAmqpMessage($data),
$this->exchangeName,
$this->getRoutingKey($record)
);
}
$this->exchange->publish_batch();
}
/**
* Gets the routing key for the AMQP exchange
*/
protected function getRoutingKey(LogRecord $record): string
{
$routingKey = sprintf('%s.%s', $record->level->name, $record->channel);
return strtolower($routingKey);
}
private function createAmqpMessage(string $data): AMQPMessage
{
$attributes = [
'delivery_mode' => 2,
'content_type' => 'application/json',
];
if (\count($this->extraAttributes) > 0) {
$attributes = array_merge($attributes, $this->extraAttributes);
}
return new AMQPMessage($data, $attributes);
}
/**
* @inheritDoc
*/
protected function getDefaultFormatter(): FormatterInterface
{
return new JsonFormatter(JsonFormatter::BATCH_MODE_JSON, false);
}
}
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