Questions tagged [azure-functions-isolated]
The azure-functions-isolated tag has no usage guidance.
azure-functions-isolated
129
questions
9
votes
3
answers
6k
views
AppSettings for AzureFunction on .NET 8 (Isolated)
Context
I have an existing Linux Azure Function running on .Net 6 (In-process) v4. I have a lot of configuration coming from appsettings.json. Most of these configurations are objects with nested ...
- 153
5
votes
2
answers
4k
views
Azure Functions - .NET 8 isolated - logging no longer showing up in Azure Portal Invocation Traces
When writing Azure Functions in C#, I find it very useful that I am able to output some selected messages to a logger, and that those messages show up in the "Invocation Traces" in the Azure ...
- 747k
5
votes
2
answers
2k
views
Azure Function : no logging after upgrading to .NET 8
I have upgraded my Azure functions to .NET 8. Since upgrading I no longer see any of my _logger.LogInformation events. Only errors get logged
I have reviewed this document (How to configure monitoring ...
- 1,644
4
votes
2
answers
2k
views
Azure function (dotnet-isolated) fails to start with Grpc.Core.RpcException: StatusCode="Unavailable" - Mac M1
I recently got a Mac M1, and in the process of setting up my machine for Azure Function(dotnet-isolated) development.
I followed below document, which worked perfectly well on my Windows 10 machine.
...
- 235
3
votes
3
answers
2k
views
Isolated Function App not responding to HTTP calls
I have previously used in-process function apps without any issue.
I start them with func host start, and then I can invoke any REST endpoints locally using cURL.
To keep up with later dotnet versions,...
- 2,143
3
votes
1
answer
5k
views
Dependency Injection in .Net Azure Function Isolated Process
I have an Azure Function running .Net 7 isolated, including the latest stable versions of:
Microsoft.Azure.Functions.Extensions (1.1.0)
Microsoft.Azure.Functions.Worker (1.10.1)
Microsoft.Azure....
- 155
3
votes
2
answers
1k
views
TaskActivityContext is null within activity function in Durable Functions (Isolated)
I recently upgraded to the isolated NET7 Azure Functions worker. Durable Function's API has changed quiete a bit in with that, but it is GA now.
I need to get the orchestration's instance id from ...
- 1,540
3
votes
2
answers
474
views
How do I pass an int array into an HTTP-triggered, dotnet-isolated V4 Azure Function as a body parameter?
I can make it work if I create a custom class that just serves as a wrapper for an integer array, but I'd rather not do that extra step. I want to just pass in an integer array.
This was my latest ...
- 53
3
votes
1
answer
714
views
Azure Function .net core 6 Isolated - traceparent (W3C) correlation
I'm trying to have an azure function (.net core 6 isolated) where I want to have connected to application insights and user W3C traceparent as my correlation method.
I have installed System....
- 843
3
votes
2
answers
751
views
Isolated Azure function returning IActionResult doesn't work with multiple output bindings
I've got some Azure functions that I've been migrating from .NET6 in-process model to .NET8 isolated model. These functions are coded to return IActionResult objects rather than HttpResponseData.
One ...
- 8,262
2
votes
2
answers
1k
views
.NET 8 Azure Functions: setting System.Text.JsonSerializer defaults
I'm trying to set a convertor to be used on every request to an Azure Function using a JsonResult.
I'm using the new VS2022 templates for azure functions using .NET 8. This means: the extension ...
- 550
2
votes
1
answer
906
views
Unit Testing Isolated Model Azure Durable Function Orchestrator in .Net 8
The documentation for Durable Function Testing only talks about the in-proc model - https://learn.microsoft.com/en-us/azure/azure-functions/durable/durable-functions-unit-testing
I have a timer-...
- 494
2
votes
4
answers
2k
views
enabling Newtonsoft json with .Net 7 isolated Azure Function
I have a C# .Net 7 ISOLATED Azure function app where I'm trying to return json results from classes that are decorated with Newtonsoft attributes:
public class AuthResponse
{
[JsonProperty("...
- 945
2
votes
2
answers
1k
views
Azure Functions on .Net 8 with Entity Framework Core
I need to create an Azure Function app using .Net 8 and EF Core where I can:
Perform CRUD operations from Az functions
Use either a DB Context or a repository object
Ensure either of these two ...
- 2,145
2
votes
3
answers
714
views
Azure functions isolated-process BlobTrigger not firing
I have the following Function (BlobTrigger) running as an isolated process (net8). Its failing to trigger when I upload a file to the storage account. I’m not sure why its not triggering. Any help ...
- 848
2
votes
1
answer
3k
views
How to use Azure App Configuration Service with Azure Functions in local dev environment?
I am writing an Azure Function (Service Bus Topic Triggered Function in isolated mode) which is part of a bigger solution that has API and other projects. The API reads the configuration settings from ...
- 134k
2
votes
1
answer
1k
views
.NET 8 ISOLATED Azure Function - Binding attributes not working
I am porting an old .NET 6 in-process Azure Function app, to .NET 8 isolated worker model. I have an issue where it seems like the app configuration expression resolution for our Azure Function ...
- 334
2
votes
1
answer
1k
views
I am getting an error when attempting to start my Azure Function App (.NET 8/Isolated worked model) locally (VS 2022)
I'm unable to get my Azure Function App to work in .NET 8.
using Microsoft.Azure.Functions.Worker;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using ...
- 83
2
votes
2
answers
318
views
SignalR .NET 6 Azure Functions Isolated Return HttpResponseData instead of SignalRMessageAction
I have a function that is used to store data. This data is monitored in a frontend and when there is new data, I want to notify my frontend about that.
I have achieved that by using SignalR, which to ...
2
votes
1
answer
640
views
Durable Functions Orchestrator template missing in Visual Studio 17.4 with .Net 7.0 SDK installed
I am running Visual Studio 17.4 on Windows 10 Pro and have installed the .NET 7.0 SDK
I want to create a Durable Functions project, but I don't see the Durable Functions Orchestrator template in the ...
- 81
2
votes
1
answer
483
views
Return IAsyncEnumerable with Azure Functions on .NET 8 Isolated
I am trying to return an IAsyncEnumerable<MyObject> with Azure Functions HttpTrigger, using .NET 8 Isolated Process.
When I return the type I get the following error message:
.IAsyncEnumerable' ...
- 1,892
2
votes
0
answers
115
views
C# Isolated AzureFunction - AzureSignalRConnectionString
I need to set the SignalR connection string in my startup code from a key vault secret. The documentation suggests to pass the connection string into AddAzureSignalR(<connectionString>) like ...
- 301
2
votes
1
answer
1k
views
Azure Functions Isolated Worker (.NET 8): Extra Quotes Added to String in ActivityTrigger
Hello Stack Overflow Community,
I'm encountering a peculiar issue after migrating an Azure Functions app from an in-process model (.NET 6) to an isolated worker model (.NET 8). The problem arises when ...
2
votes
0
answers
203
views
Rewind capability of Durable functions using isolated worker
I know there's a rewind (in preview) capability for durable functions in-proc (available via the IDurableOrchestrationClient interface), but I can't find a similar option available on the ...
- 611
2
votes
2
answers
809
views
Isolated Azure Function throwing error on startup
I'm working on converting all of our c# Azure functions to be isolated from in-process but am running into an error that I can't find any information on. The error I am getting on startup is:
Method ...
2
votes
0
answers
363
views
Is it possible to provide a value to an Azure Function from Middleware?
I have a default Azure function, and some middleware.
What I want is when xml is sent, the middleware parses it into an object, and passes this object to the azure function. The code would look like ...
- 52.4k
2
votes
1
answer
2k
views
Cannot setup configuration in a Isolated Azure Function - .NET 7
I am upgrading my function from .NET Core 3.1 up to .NET 7 Isolated
My Function App inherits from a base class which does all my setup that is relevant to all function app. This works perfectly
...
- 3,061
1
vote
2
answers
2k
views
Azure Function Isolated with QueueOutput and InitialVisibilityDelay
Prior to Isolated Azure Functions, one could create an Output binding queue like so:
[Queue(...)] CloudQueue outputQueue
Then, we could add a new message with the ability to add a Visibility Delay ...
- 5,985
1
vote
4
answers
2k
views
Failed to start a new language worker for runtime: dotnet-isolated - latest version of C# .Net 7
I have an Isolated Azure Function. Now I am getting this famous error:
Failed to start a new language worker for runtime: dotnet-isolated
I have searched and done all possible solutions in Stack ...
- 4,640
1
vote
1
answer
295
views
How to Console Log and AppInsights log Azure Isolated Function
How does one enable console logging in addition to AppInsights? I can see the insights just fine, but when I'm running locally, I would prefer to occasionally use a Console.WriteLine(...) here and ...
- 3,289
1
vote
1
answer
153
views
Namespace 'BlobOutputAttribute' not found in new Azure Functions Core project
I just created my first project with Azure Functions Core, and I'm unable to set an output binding to blob storage on my function. This is .NET 8 in an isolated process.
Here is the code - it's a ...
- 111
1
vote
1
answer
140
views
[OpenApiSecurity("bearer_auth" is not working in .NET 8 isolated out-of-process model
I am working on Azure .NET 8 functions and the following function decorator is not working.
[OpenApiSecurity("bearer_auth", SecuritySchemeType.Http, Scheme = OpenApiSecuritySchemeType.Bearer,...
- 11
1
vote
1
answer
70
views
how to update "SKU" and messaging limit of an IOThub from Azure function app (isolated)
I have a function app:
Details:
C#
"FUNCTIONS_WORKER_RUNTIME": "dotnet-isolated"
I was trying to retrieve the "SKU" details of an IoTHub and update it. By update I ...
- 159
1
vote
1
answer
492
views
0 functions found in terminal when creating a .NET 8 isolated Azure Function using VS Code on a Mac
I created a new C# timer function in VS Code using .Net 8 in isolated mode and am getting 0 functions found in the terminal on my Mac.
[2024-03-10T14:43:25.386Z] Reading functions metadata
[2024-03-...
- 1,567
1
vote
1
answer
454
views
SignalR C#: Send message to a specific user or group
BackEnd: .NET 6, C#10, Azure Isolated Function project
NuGet: Microsoft.Azure.Functions.Worker.Extensions.SignalRService v1.7.0
How to send a message to a specific user or group?
I found that adding a ...
- 73
1
vote
1
answer
2k
views
Application Insight in isolated Function app
I am facing issue in moving my Function App code from in-process to isolated process. Here is my application insight code which I am using in my startup.cs. I am not using ...
- 11
1
vote
1
answer
1k
views
Migrating in-proc Azure function to isolated function - How to use generic Binder
I have a working .NET6 in-proc Azure Function. I'm in the process of converting it to an isolated worker process (out-of-proc) .net7 function.
I have a HttpTrigger function that should get a file from ...
- 3,204
1
vote
1
answer
107
views
Application insights logging configuration ignored on azure functions v4 .net 8 isolated function
I am writing Azure functions in dotnet 8 using v4 dotnet-isolated.
When Deployed to Azure I want to log custom trace messages at level "Debug" and above to application insights.
When ...
- 3,257
1
vote
1
answer
148
views
Azure Function QueueTrigger not receiving cancellation requests
I have a .NET 8 Azure Function v4 QueueTrigger with the dotnet-isolated runtime. In production, we have run into an issue where the function application will shutdown mid-execution, leaving the ...
- 1,182
1
vote
0
answers
56
views
How to check if a SignalR Active Connection is still active or not within .Net8 Isolated SignalRTrigger Azure Function App
Earlier we were using InProcess and hence we had a refrence of InvocationContext which was working fine to check if the signalR connection is active or not to perform our own business logic. The same ...
1
vote
1
answer
89
views
can we set ConversationID for service bus trigger Azure v4 function c#? in ITelemetryInitializer
I m using Azure Function V4 Isolated Mode in c#. Its service bus Trigger function.
In message body I m already passing ConversationID.
I already added Telemetry.
services.AddSingleton<...
- 165
1
vote
1
answer
700
views
Error converting 1 input parameters for Function: Cannot convert input parameter 'token' to type 'System.Threading.CancellationToken'
I've implemented an Azure Function based on the Isolated model. The function processes message from a topic subscription on Azure Service Bus. The definition on the Run method looks similar to this:
[...
- 5,224
1
vote
2
answers
2k
views
Custom Authorization in Azure Functions v4 with .NET 7 isolated
I'm attempting to implement custom authorization in Azure Functions v4 using .NET 7 isolated process. Previously, there was the FunctionExecutingContext which could be used with attributes to handle ...
- 73
1
vote
0
answers
392
views
Service Bus account connection string Not found from Azure KeyVault
I have an Isolated Azure Function written in .net 7, triggered by Service Bus.
I am trying to move my Connection string (and other credentials to KeyVault Secrets)
I already have created a Keyvault ...
- 4,640
1
vote
0
answers
610
views
Setting binding expression in output binding of Isolated Azure Function with multiple outputs
I've got a C# Azure Function running in Isolated process mode. It's got a [ServiceBusTrigger] with a POCO reprenting the JSON message received from the topic. There's a [BlobInput] binding, which uses ...
- 2,750
1
vote
1
answer
1k
views
Net 6.0 set ServiceBusTrigger QueueName and Connection from appsettings instead of local.settings.json
I have a ServiceBusTrigger
public async Task Run( [ServiceBusTrigger("%QueueName%", Connection = "ServiceBus")]
And I can set QueueName and Connection from local.settings.json in &...
1
vote
0
answers
333
views
Why is dbContext inside my repository getting disposed in an OrchestrationTrigger function after calling BlobClient.ExistsAsync
I have a very minimal.NET 6.0 isolated, durable function.
[Function("SampleWorker")]
public async Task Run([ServiceBusTrigger("sighting-export", Connection = "MyServiceBus&...
- 1,802
1
vote
0
answers
213
views
How to host Azure Function App for provider contract testing
I have in-process Azure Function App (v3). And I want to write a Contract tests for this Function App (it is Provider) using Pactnet.
To check that Provider (my Function App) honors pacts I need to ...
- 65
0
votes
1
answer
80
views
Get original error message and stack trace in topmost orchestrator In Azure functions app (isolated mode)
I have an Azure functions application (NET8.0, isolated mode, Core Tools Version 4.0.5801, Function Runtime Version: 4.34.1.22669). At the moment of writing this question all packages are up to date.
...
- 57
0
votes
1
answer
64
views
Testing manually a Time Triggered Function App in the Azure Portal fails
I am having issues running a Time Triggered Function App in the Azure Portal, these are the replication steps:
Function App Deployed to the Azure Portal,
Click on the Time Triggered Function I want ...
- 105