feat: add support for OTEL logs

feat: add support for OTEL logs

README.md

@@ -3,3 +3,4 @@ TODO:
 - [ ] Chybí speciální slovník nebo vypnutí slovníku pro testy
 - [ ] V reálný aplikaci bych použil Mockery, nicméně tady mě to přijde zbytečný
 - [ ] Nastavení cache ideálně v memcached/redis etc.
+- [ ] Vylepsit OTEL logs

composer.json

@@ -13,6 +13,7 @@
         "nyholm/psr7": "*",
         "open-telemetry/exporter-otlp": "^1.0",
         "open-telemetry/opentelemetry-auto-symfony": "^1.0@beta",
+        "open-telemetry/opentelemetry-logger-monolog": "^1.0",
         "open-telemetry/opentelemetry-propagation-server-timing": "^0.0.1",
         "open-telemetry/opentelemetry-propagation-traceresponse": "^0.0.2",
         "open-telemetry/sdk": "^1.0",

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "15e05e23293f0f945b50f450fe8213c3",
+    "content-hash": "a62a11e50f44a0e917cf2ab753b0a5d8",
     "packages": [
         {
             "name": "composer/semver",
@@ -761,6 +761,64 @@
             },
             "time": "2023-12-12T11:41:45+00:00"
         },
+        {
+            "name": "open-telemetry/opentelemetry-logger-monolog",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/opentelemetry-php/contrib-logger-monolog.git",
+                "reference": "da70f3678aba1e8187f889e78f3a2a55f43f6395"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/opentelemetry-php/contrib-logger-monolog/zipball/da70f3678aba1e8187f889e78f3a2a55f43f6395",
+                "reference": "da70f3678aba1e8187f889e78f3a2a55f43f6395",
+                "shasum": ""
+            },
+            "require": {
+                "monolog/monolog": "^1.1|^2|^3",
+                "open-telemetry/api": "^1.0.0beta16"
+            },
+            "require-dev": {
+                "friendsofphp/php-cs-fixer": "^3",
+                "google/protobuf": ">=3.5.0",
+                "guzzlehttp/guzzle": "^7.4",
+                "nyholm/psr7": "^1.6",
+                "open-telemetry/exporter-otlp": ">=1.0.0beta6",
+                "open-telemetry/sdk": ">=1.0.0beta7",
+                "phan/phan": "^5.0",
+                "phpbench/phpbench": "^1.2",
+                "phpstan/phpstan": "^1.1",
+                "phpstan/phpstan-phpunit": "^1.0",
+                "phpunit/phpunit": "^9.5",
+                "psalm/plugin-phpunit": "^0.16",
+                "vimeo/psalm": "^4.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "OpenTelemetry\\Contrib\\Logs\\Monolog\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Apache-2.0"
+            ],
+            "description": "OpenTelemetry Monolog handler.",
+            "homepage": "https://opentelemetry.io",
+            "keywords": [
+                "handler",
+                "logs",
+                "monolog",
+                "open-telemetry",
+                "opentelemetry",
+                "otel"
+            ],
+            "support": {
+                "source": "https://github.com/opentelemetry-php/contrib-logger-monolog/tree/1.0.0"
+            },
+            "time": "2023-10-17T21:44:43+00:00"
+        },
         {
             "name": "open-telemetry/opentelemetry-propagation-server-timing",
             "version": "0.0.1",

config/packages/monolog.yaml

@@ -5,6 +5,10 @@ monolog:
 when@dev:
     monolog:
         handlers:
+            otel: # Tohle bych v realny aplikaci nepouzil na devu
+                type: service
+                id: App\Bridge\Monolog\Handler\SymfonyOtelHandler
+
             main:
                 type: stream
                 path: "%kernel.logs_dir%/%kernel.environment%.log"
@@ -40,6 +44,9 @@ when@test:
 when@prod:
     monolog:
         handlers:
+            otel:
+                type: service
+                id: App\Bridge\Monolog\Handler\SymfonyOtelHandler
             main:
                 type: fingers_crossed
                 action_level: error

config/services.yaml

@@ -45,6 +45,7 @@ services:
             $innerGenerator: '@App\Service\Remote\UsetrenoQRCodeProvider'
             $cacheDuration: 'PT60S'
 
+
     App\Service\CurrencyListerInterface: '@App\Service\StaticCurrencyLister'
     App\Service\QRCodeQROptionsProviderInterface: '@App\Service\QRCodeQROptionsDefaultProvider'
     App\Service\QRCodeGeneratorInterface: '@App\Service\CachedQRCodeGenerator'

docker/telemetry/otelcol-config.yaml

@@ -11,22 +11,40 @@ processors:
     actions:
       - action: insert
         key: loki.attribute.labels
-        value: log.file, log.line, log.module_path, http.request_id, http.uri
+        value: context, code.filepath, code.namespace, code.function, code.lineno, http.request.method, http.request.body.size, url.full, url.scheme, url.path, http.route, http.response.status_code
       - action: insert
-        from_attribute: log.file
+        from_attribute: context
-        key: log.file
+        key: context
       - action: insert
-        from_attribute: log.line
+        from_attribute: code.namespace
-        key: log.line
+        key: code.namespace
       - action: insert
-        from_attribute: log.module_path
+        from_attribute: code.function
-        key: log.module_path
+        key: code.function
       - action: insert
-        from_attribute: http.request_id
+        from_attribute: code.lineno
-        key: http.request_id
+        key: code.lineno
       - action: insert
-        from_attribute: http.uri
+        from_attribute: http.request.method
-        key: http.uri
+        key: http.request.method
+      - action: insert
+        from_attribute: http.request.body.size
+        key: http.request.body.size
+      - action: insert
+        from_attribute: http.response.status_code
+        key: http.response.status_code
+      - action: insert
+        from_attribute: url.full
+        key: url.full
+      - action: insert
+        from_attribute: url.scheme
+        key: url.scheme
+      - action: insert
+        from_attribute: url.path
+        key: url.path
+      - action: insert
+        from_attribute: http.route
+        key: http.route
       - action: insert
         key: loki.format
         value: raw

src/Bridge/Monolog/Handler/SymfonyOtelHandler.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Bridge\Monolog\Handler;
+
+use Monolog\Formatter\FormatterInterface;
+use Monolog\Formatter\JsonFormatter;
+use Monolog\Handler\AbstractHandler;
+use Monolog\Handler\FormattableHandlerTrait;
+use Monolog\LogRecord;
+use OpenTelemetry\API\Globals;
+use OpenTelemetry\Contrib\Logs\Monolog\Handler;
+use Psr\Log\LogLevel;
+use Symfony\Bridge\Monolog\Formatter\VarDumperFormatter;
+
+final class SymfonyOtelHandler extends AbstractHandler
+{
+    protected readonly Handler $innerHandler;
+
+    public function __construct() {
+        parent::__construct();
+
+        $this->innerHandler = new Handler(
+            Globals::loggerProvider(),
+            LogLevel::INFO, //or `Logger::INFO`, or `Level::Info` depending on monolog version
+            true,
+        );
+    }
+
+    public function handle(LogRecord $record): bool
+    {
+        return $this->innerHandler->handle($record);
+    }
+}