init repository

.gitignore

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+/.idea
+/vendor

Model/ConfiguredUdpTransport.php

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+<?php
+declare(strict_types=1);
+
+namespace Brandung\GelfLogger\Model;
+
+use Gelf\MessageInterface as Message;
+use Gelf\Transport\TransportInterface;
+use Gelf\Transport\UdpTransport;
+use Magento\Framework\App\Config\ScopeConfigInterface;
+
+class ConfiguredUdpTransport implements TransportInterface
+{
+    /**
+     * @var ScopeConfigInterface
+     */
+    private $scopeConfig;
+    /**
+     * @var UdpTransport
+     */
+    private $udpTransport;
+
+    public function __construct(ScopeConfigInterface $scopeConfig)
+    {
+        $this->scopeConfig = $scopeConfig;
+    }
+
+    public function send(Message $message): ?int
+    {
+        try {
+            return $this->getUdpTransport()->send($message);
+        } catch (\Exception $e) {
+            return -1;
+        }
+    }
+
+    private function getUdpTransport(): UdpTransport
+    {
+        if (null === $this->udpTransport) {
+            $host = $this->scopeConfig->getValue('system/gelf_logger/host');
+            $port = $this->scopeConfig->getValue('system/gelf_logger/port');
+            $this->udpTransport = new UdpTransport($host, $port);
+        }
+        return $this->udpTransport;
+    }
+}

Model/GelfHandler.php

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+<?php
+declare(strict_types=1);
+
+namespace Brandung\GelfLogger\Model;
+
+use Gelf\PublisherInterface;
+use Monolog\Logger;
+
+class GelfHandler extends \Monolog\Handler\GelfHandler
+{
+    public function __construct(PublisherInterface $publisher, $level = Logger::DEBUG, $bubble = true)
+    {
+        parent::__construct($publisher, $level, $bubble);
+    }
+}

composer.json

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+{
+  "name": "brandung/magento2-gelf-logger",
+  "license": "MIT",
+  "description": "Gelf Logger Handler",
+  "require": {
+    "php": "^7.1.0",
+    "graylog2/gelf-php": "^1.6",
+    "monolog/monolog": "^1.17",
+    "magento/framework": "^101.0.6"
+  },
+  "type": "magento2-module",
+  "autoload": {
+    "files": [
+      "./registration.php"
+    ],
+    "psr-4": {
+      "Brandung\\GelfLogger\\": ""
+    }
+  },
+  "repositories": {
+    "magento": {
+      "type": "composer",
+      "url": "https://repo.magento.com"
+    }
+  }
+}