I'm having a problem with SignalR in my .NET app. There are two steps for connecting the frontend to the socket: 1ยบ Send a HTTP POST request to negotiate(as I'm not skipping the negotiation) with the hub (get the token…
I'm developing an ASP.NET Core application with a Vue.js frontend, and I'm trying to implement SignalR for real-time notifications. However, I'm encountering a CORS issue when attempting to connect to my SignalR hub. Below are the details of my setup…
There is a setting to limit maximum size of received signalr core messages: services.AddSignalR(options => { options.MaximumReceiveMessageSize = 32768; }); I need to track actual size of incoming signalr core messages, but didn't find the way to get it. Is…
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…
[Function("DoSomething")] [SignalROutput(HubName = "serverless", ConnectionStringSetting ="SignalRConnection")] public async Task<SignalRMessageAction> DoSomething([ServiceBusTrigger("queue", Connection = "BusConnection")] ServiceBusReceivedMessage message) { return new SignalRMessageAction("newMessage") { Arguments = new[] { message.Body.ToString() } }; } everything is fine while getting message from ServiceBus, trigger is working but…
My .NET Core 6 code runs perfectly on Visual Studio 2022, but when my app is published to a server running IIS, my SignalR functionality stops working. JavaScript: const connection = new signalR.HubConnectionBuilder().withUrl("/checkproduct").build(); program.cs: app.MapHub<ProductHub>("/checkproduct"); Error Message: Failed to load…
I use Dapper and N-tier architecture in my ASP.NET Core 8.0 project. My project works with SignalR, but when I add SqlDependency, I get an error Unable to connect to web server https Hub side: public class AppHub : Hub…
I have the following relevant code on my ASP.NET server: // TrackingHub.cs public class TrackingHub : Hub { public async Task SendLocationData(LocationData locationData) { await Clients.Others.SendAsync("ReceiveLocationData", locationData); Console.WriteLine($"{locationData.Latitude}, {locationData.Longitude}"); } } // Program.cs builder.Services.AddSignalR() builder.Services.AddCors(options => { options.AddDefaultPolicy(builder => {…
I need to read published messages by SignalR from Redis backplane. But they have strange format for me. Example: "x92x90x81xa4jsonxc4x83{"type":1,"target":"ReceiveGroupMessage","arguments":[{"senderId":null,"message":"hello","sentAt":"2023-07-22T16:48:08.7001126Z"}]}x1e" Most of content is JSON, but what about start and the end? What is this, what it means and how…
I try to get a very basic SignalR example to work that is based on Microsoft's tutorial and the Weatherforecast .NET/Angular SPA created by Visual Studio as a basis as this is the same type of project I later want…