It's creating a completely new model.WorkerNode every time which resets a bunch of fields to their initial values. The correct behavior should be first checking if there exists one node with the given id then only update altered fields (hostname, etc.)
The problem is in the websocket handler https://github.com/illinois-cs241/broadway/blob/09abe4576061114255d1fb58b8c018ca12d8fb78/broadway/api/handlers/worker_ws.py#L38
It's creating a completely new
model.WorkerNodeevery time which resets a bunch of fields to their initial values. The correct behavior should be first checking if there exists one node with the given id then only update altered fields (hostname, etc.)