Remove unsupported precomputed flow from DataEngine and add legacy-config startup warning

example/docker-compose.yml

@@ -59,8 +59,6 @@ services:
       - Semantics__SubmodelElementIndexContextPrefix=_aastwinengineindex_
       - Semantics__InternalSemanticId=InternalSemanticId
       - AasxOptions__RootFolder=aasx
-      - AasRegistryPreComputed__ShellDescriptorCron=0 */3 * * * *
-      - AasRegistryPreComputed__IsPreComputed=false
       - MultiPluginConflictOption__HandlingMode=TakeFirst
       - PluginConfig__Plugins__0__PluginName=Plugin1
       - PluginConfig__Plugins__0__PluginUrl=http://dpp-plugin:8080

source/AAS.TwinEngine.DataEngine.UnitTests/ServiceConfiguration/ConfigurationWarningLoggerTests.cs

@@ -0,0 +1,54 @@
+using AAS.TwinEngine.DataEngine.ServiceConfiguration;
+
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Logging;
+
+using NSubstitute;
+
+namespace AAS.TwinEngine.DataEngine.UnitTests.ServiceConfiguration;
+
+public class ConfigurationWarningLoggerTests
+{
+    [Fact]
+    public void LogDeprecatedSections_ShouldLogWarning_WhenPreComputedSectionExists()
+    {
+        // Arrange
+        var configuration = new ConfigurationBuilder()
+            .AddInMemoryCollection(new Dictionary<string, string?>
+            {
+                [$"{ConfigurationWarningLogger.PreComputedSection}:ShellDescriptorCron"] = "0 */3 * * * *"
+            })
+            .Build();
+        var logger = Substitute.For<ILogger>();
+
+        // Act
+        ConfigurationWarningLogger.LogDeprecatedSections(configuration, logger);
+
+        // Assert
+        logger.Received().Log(
+            LogLevel.Warning,
+            Arg.Any<EventId>(),
+            Arg.Is<object>(state => state.ToString()!.Contains(ConfigurationWarningLogger.PreComputedSection)),
+            Arg.Any<Exception>(),
+            Arg.Any<Func<object, Exception?, string>>());
+    }
+
+    [Fact]
+    public void LogDeprecatedSections_ShouldNotLogWarning_WhenPreComputedSectionIsMissing()
+    {
+        // Arrange
+        var configuration = new ConfigurationBuilder().Build();
+        var logger = Substitute.For<ILogger>();
+
+        // Act
+        ConfigurationWarningLogger.LogDeprecatedSections(configuration, logger);
+
+        // Assert
+        logger.DidNotReceive().Log(
+            LogLevel.Warning,
+            Arg.Any<EventId>(),
+            Arg.Any<object>(),
+            Arg.Any<Exception>(),
+            Arg.Any<Func<object, Exception?, string>>());
+    }
+}

source/AAS.TwinEngine.DataEngine/AAS.TwinEngine.DataEngine.csproj

@@ -22,7 +22,6 @@
     <PackageReference Include="AasCore.Aas3.Package" Version="1.0.2" />
     <PackageReference Include="AasCore.Aas3_0" Version="1.0.4" />
     <PackageReference Include="Asp.Versioning.Mvc" Version="8.1.0" />
-    <PackageReference Include="Cronos" Version="0.11.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.7" />
     <PackageReference Include="MongoDB.Driver" Version="3.4.0" />
     <PackageReference Include="NSwag.AspNetCore" Version="14.4.0" />

source/AAS.TwinEngine.DataEngine/Program.cs

@@ -47,6 +47,8 @@ public static async Task Main(string[] args)
 
         var app = builder.Build();
 
+        ConfigurationWarningLogger.LogDeprecatedSections(app.Configuration, app.Logger);
+
         _ = app.MapHealthChecks("/healthz");
 
         using (var scope = app.Services.CreateScope())

source/AAS.TwinEngine.DataEngine/ServiceConfiguration/ConfigurationWarningLogger.cs

@@ -0,0 +1,18 @@
+namespace AAS.TwinEngine.DataEngine.ServiceConfiguration;
+
+public static class ConfigurationWarningLogger
+{
+    public const string PreComputedSection = "AasRegistryPreComputed";
+
+    public static void LogDeprecatedSections(IConfiguration configuration, ILogger logger)
+    {
+        if (!configuration.GetSection(PreComputedSection).Exists())
+        {
+            return;
+        }
+
+        logger.LogWarning(
+            "Detected deprecated configuration section '{SectionName}'. The precomputed flow has been removed and this section is ignored. Please remove it from your configuration.",
+            PreComputedSection);
+    }
+}

source/AAS.TwinEngine.DataEngine/ServiceConfiguration/InfrastructureDependencyInjectionExtensions.cs

@@ -10,7 +10,6 @@
 using AAS.TwinEngine.DataEngine.Infrastructure.Http.Config;
 using AAS.TwinEngine.DataEngine.Infrastructure.Http.Extensions;
 using AAS.TwinEngine.DataEngine.Infrastructure.Monitoring;
-using AAS.TwinEngine.DataEngine.Infrastructure.Providers.AasRegistryProvider.Config;
 using AAS.TwinEngine.DataEngine.Infrastructure.Providers.AasRegistryProvider.Services;
 using AAS.TwinEngine.DataEngine.Infrastructure.Providers.PluginDataProvider.Config;
 using AAS.TwinEngine.DataEngine.Infrastructure.Providers.PluginDataProvider.Helper;
@@ -61,9 +60,7 @@ public static void ConfigureInfrastructure(this IServiceCollection services, ICo
         _ = services.Configure<HttpRetryPolicyOptions>(HttpRetryPolicyOptions.TemplateProvider, configuration.GetSection($"{HttpRetryPolicyOptions.Section}:{HttpRetryPolicyOptions.TemplateProvider}"));
         _ = services.Configure<HttpRetryPolicyOptions>(HttpRetryPolicyOptions.SubmodelDescriptorProvider, configuration.GetSection($"{HttpRetryPolicyOptions.Section}:{HttpRetryPolicyOptions.SubmodelDescriptorProvider}"));
         _ = services.Configure<HttpRetryPolicyOptions>(configuration.GetSection(HttpRetryPolicyOptions.Section));
-        _ = services.Configure<AasRegistryPreComputed>(configuration.GetSection(AasRegistryPreComputed.Section));
         _ = services.Configure<MultiPluginConflictOptions>(configuration.GetSection(MultiPluginConflictOptions.Section));
         _ = services.AddSingleton<IPluginManifestHealthStatus, PluginManifestHealthStatus>();
-        _ = services.AddHostedService<ShellDescriptorSyncHosted>();
     }
 }

source/AAS.TwinEngine.DataEngine/appsettings.development.json

@@ -35,10 +35,6 @@
   "AasxExportOptions": {
     "RootFolder": "aasx"
   },
-  "AasRegistryPreComputed": {
-    "ShellDescriptorCron": "0 */3 * * * *",
-    "IsPreComputed": true
-  },
   "TemplateMappingRules": {
     "SubmodelTemplateMappings": [
       {

source/AAS.TwinEngine.DataEngine/appsettings.json

@@ -35,10 +35,6 @@
   "AasxExportOptions": {
     "RootFolder": "aasx"
   },
-  "AasRegistryPreComputed": {
-    "ShellDescriptorCron": "0 */3 * * * *",
-    "IsPreComputed": false
-  },
   "TemplateMappingRules": {
     "SubmodelTemplateMappings": [
       {

source/AAS.TwinEngine.Plugin.TestPlugin/Example/docker-compose.yml

@@ -59,8 +59,6 @@ services:
       - Semantics__SubmodelElementIndexContextPrefix=_aastwinengineindex_
       - Semantics__InternalSemanticId=InternalSemanticId
       - AasxOptions__RootFolder=aasx
-      - AasRegistryPreComputed__ShellDescriptorCron=0 */3 * * * *
-      - AasRegistryPreComputed__IsPreComputed=false
       - MultiPluginConflictOption__HandlingMode=TakeFirst
       - PluginConfig__Plugins__0__PluginName=Plugin
       - PluginConfig__Plugins__0__PluginUrl=http://twinengine-plugin:8080