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.NET: Use GrpcEntityRunner instead of TaskEntityDispatcher #2759

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.NET: Use GrpcEntityRunner instead of TaskEntityDispatcher #2759

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0a4e3eb
Use GrpcEntityRunner instead of TaskEntityDispatcher
jviau Dec 10, 2025
a648125
Pin to Durable worker 1.11.0
jviau Dec 10, 2025
8aafdd8
Set the invocation result
jviau Dec 10, 2025
b0f070a
Update all Durable packages
jviau Dec 11, 2025
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12 changes: 6 additions & 6 deletions dotnet/Directory.Packages.props
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Original file line number Diff line number Diff line change
Expand Up @@ -114,15 +114,15 @@
<PackageVersion Include="Microsoft.Bot.ObjectModel.PowerFx" Version="1.2025.1106.1" />
<PackageVersion Include="Microsoft.PowerFx.Interpreter" Version="1.5.0-build.20251008-1002" />
<!-- Durable Task -->
<PackageVersion Include="Microsoft.DurableTask.Client" Version="1.16.2" />
<PackageVersion Include="Microsoft.DurableTask.Client.AzureManaged" Version="1.16.2-preview.1" />
<PackageVersion Include="Microsoft.DurableTask.Worker" Version="1.16.2" />
<PackageVersion Include="Microsoft.DurableTask.Worker.AzureManaged" Version="1.16.2-preview.1" />
<PackageVersion Include="Microsoft.DurableTask.Client" Version="1.18.0" />
<PackageVersion Include="Microsoft.DurableTask.Client.AzureManaged" Version="1.18.0-preview.1" />
<PackageVersion Include="Microsoft.DurableTask.Worker" Version="1.18.0" />
<PackageVersion Include="Microsoft.DurableTask.Worker.AzureManaged" Version="1.18.0-preview.1" />
<!-- Azure Functions -->
<PackageVersion Include="Microsoft.Azure.Functions.Worker" Version="2.50.0" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.ApplicationInsights" Version="2.50.0" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.DurableTask" Version="1.9.0" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.DurableTask.AzureManaged" Version="1.0.0" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.DurableTask" Version="1.11.0" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.DurableTask.AzureManaged" Version="1.0.1" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.Http" Version="3.3.0" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.Http.AspNetCore" Version="2.1.0" />
<PackageVersion Include="Microsoft.Azure.Functions.Worker.Extensions.Mcp" Version="1.0.0" />
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8 changes: 4 additions & 4 deletions dotnet/src/Microsoft.Agents.AI.Hosting.AzureFunctions/BuiltInFunctionExecutor.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@ public async ValueTask ExecuteAsync(FunctionContext context)
}

HttpRequestData? httpRequestData = null;
TaskEntityDispatcher? dispatcher = null;
string? dispatcher = null;
DurableTaskClient? durableTaskClient = null;
ToolInvocationContext? mcpToolInvocationContext = null;

Expand All @@ -43,7 +43,7 @@ public async ValueTask ExecuteAsync(FunctionContext context)
case HttpRequestData request:
httpRequestData = request;
break;
case TaskEntityDispatcher entityDispatcher:
case string entityDispatcher:
dispatcher = entityDispatcher;
break;
case DurableTaskClient client:
Expand Down Expand Up @@ -83,9 +83,9 @@ public async ValueTask ExecuteAsync(FunctionContext context)
throw new InvalidOperationException($"Task entity dispatcher binding is missing for the invocation {context.InvocationId}.");
}

await BuiltInFunctions.InvokeAgentAsync(
dispatcher,
context.GetInvocationResult().Value = await BuiltInFunctions.InvokeAgentAsync(
durableTaskClient,
dispatcher,
context);
return;
}
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10 changes: 6 additions & 4 deletions dotnet/src/Microsoft.Agents.AI.Hosting.AzureFunctions/BuiltInFunctions.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
using Microsoft.Azure.Functions.Worker.Extensions.Mcp;
using Microsoft.Azure.Functions.Worker.Http;
using Microsoft.DurableTask.Client;
using Microsoft.DurableTask.Worker.Grpc;
using Microsoft.Extensions.AI;
using Microsoft.Extensions.DependencyInjection;

Expand All @@ -22,14 +23,14 @@ internal static class BuiltInFunctions
internal static readonly string RunAgentMcpToolFunctionEntryPoint = $"{typeof(BuiltInFunctions).FullName!}.{nameof(RunMcpToolAsync)}";

// Exposed as an entity trigger via AgentFunctionsProvider
public static async Task InvokeAgentAsync(
[EntityTrigger] TaskEntityDispatcher dispatcher,
public static Task<string> InvokeAgentAsync(
[DurableClient] DurableTaskClient client,
string dispatcher,
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@kshyju kshyju Dec 13, 2025

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instead of dispatcher, should we be considering naming this encodedEntityRequest? (That is the parameter name of LoadAndRunAsync method to which we are passing this value to.)

FunctionContext functionContext)
{
// This should never be null except if the function trigger is misconfigured.
ArgumentNullException.ThrowIfNull(dispatcher);
ArgumentNullException.ThrowIfNull(client);
ArgumentNullException.ThrowIfNull(dispatcher);
ArgumentNullException.ThrowIfNull(functionContext);

// Create a combined service provider that includes both the existing services
Expand All @@ -38,7 +39,8 @@ public static async Task InvokeAgentAsync(

// This method is the entry point for the agent entity.
// It will be invoked by the Azure Functions runtime when the entity is called.
await dispatcher.DispatchAsync(new AgentEntity(combinedServiceProvider, functionContext.CancellationToken));
AgentEntity entity = new(combinedServiceProvider, functionContext.CancellationToken);
return GrpcEntityRunner.LoadAndRunAsync(dispatcher, entity, combinedServiceProvider);
}

public static async Task<HttpResponseData> RunAgentHttpAsync(
Expand Down
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