feat: NLog hinzugefügt und über App-Einstellungen konfiguriert

DigitalData.Gateway.csproj

@@ -10,6 +10,9 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="NLog" Version="5.4.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.4.0" />
+    <PackageReference Include="NLog.Web.AspNetCore" Version="5.4.0" />
     <PackageReference Include="Ocelot" Version="22.0.1" />
   </ItemGroup>
 

Program.cs

@@ -1,6 +1,11 @@
+using NLog;
+using NLog.Web;
 using Ocelot.DependencyInjection;
 using Ocelot.Middleware;
 
+var logger = LogManager.Setup().LoadConfigurationFromAppSettings().GetCurrentClassLogger();
+logger.Info("Logging initialized.");
+
 var builder = WebApplication.CreateBuilder(args);
 
 // Make sure to add the Ocelot configuration file

appsettings.json

@@ -5,5 +5,48 @@
       "Microsoft.AspNetCore": "Warning"
     }
   },
-  "AllowedHosts": "*"
+  "AllowedHosts": "*",
+  "NLog": {
+    "throwConfigExceptions": true,
+    "variables": {
+      "logDirectory": "E:\\LogFiles\\Digital Data\\workFlow.Gateway",
+      "logFileNamePrefix": "${shortdate}-workFlow.Gateway"
+    },
+    "targets": {
+      "infoLogs": {
+        "type": "File",
+        "fileName": "${logDirectory}\\${logFileNamePrefix}-Info.log",
+        "maxArchiveDays": 30
+      },
+      "errorLogs": {
+        "type": "File",
+        "fileName": "${logDirectory}\\${logFileNamePrefix}-Error.log",
+        "maxArchiveDays": 30
+      },
+      "criticalLogs": {
+        "type": "File",
+        "fileName": "${logDirectory}\\${logFileNamePrefix}-Critical.log",
+        "maxArchiveDays": 30
+      }
+    },
+    // Trace, Debug, Info, Warn, Error and *Fatal*
+    "rules": [
+      {
+        "logger": "*",
+        "minLevel": "Info",
+        "maxLevel": "Warn",
+        "writeTo": "infoLogs"
+      },
+      {
+        "logger": "*",
+        "level": "Error",
+        "writeTo": "errorLogs"
+      },
+      {
+        "logger": "*",
+        "level": "Fatal",
+        "writeTo": "criticalLogs"
+      }
+    ]
+  }
 }