Introduce IRootServiceProviderAccessor

framework/src/Volo.Abp.Core/Volo/Abp/DependencyInjection/IRootServiceProviderAccessor.cs

@@ -0,0 +1,12 @@
+namespace Volo.Abp.DependencyInjection;
+
+/// <summary>
+/// Gets the root service provider of the application.
+/// Be careful to use the root service provider since there is no way
+/// to release/dispose objects resolved from the root service provider.
+/// So, always create a new scope if you need to resolve any service.
+/// </summary>
+public interface IRootServiceProviderAccessor : IServiceProviderAccessor
+{
+    
+}

framework/src/Volo.Abp.Core/Volo/Abp/DependencyInjection/RootServiceProviderAccessor.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace Volo.Abp.DependencyInjection;
+
+[ExposeServices(typeof(IRootServiceProviderAccessor))]
+public class RootServiceProviderAccessor : IRootServiceProviderAccessor, ISingletonDependency
+{
+    public IServiceProvider ServiceProvider { get; }
+    
+    public RootServiceProviderAccessor(IObjectAccessor<IServiceProvider> objectAccessor)
+    {
+        ServiceProvider = objectAccessor.Value;
+    }
+}

framework/test/Volo.Abp.Core.Tests/Volo/Abp/AbpApplication_Initialize_Tests.cs

@@ -1,6 +1,7 @@
 using System.Threading.Tasks;
 using Microsoft.Extensions.DependencyInjection;
 using Shouldly;
+using Volo.Abp.DependencyInjection;
 using Volo.Abp.Modularity;
 using Volo.Abp.Modularity.PlugIns;
 using Xunit;
@@ -157,4 +158,19 @@ public class AbpApplication_Initialize_Tests
             application.Services.GetApplicationName().ShouldBe(applicationName);
         }
     }
+    
+    [Fact]
+    public async Task Should_Resolve_Root_Service_Provider()
+    {
+        using (var application = await AbpApplicationFactory.CreateAsync<IndependentEmptyModule>())
+        {
+            await application.InitializeAsync();
+            
+            application
+                .ServiceProvider
+                .GetRequiredService<IRootServiceProviderAccessor>()
+                .ServiceProvider
+                .ShouldBeSameAs(application.ServiceProvider);
+        }
+    }
 }