I'm back working on running firmware end-to-end tests on #Azure and have been struggling for days now with a seemingly simple task: using service principal credentials to access the IoT hub. https://docs.microsoft.com/en-us/answers/questions/454654/using-role-to-access-iot-hub-registry.html

Interestingly, a code search on GitHub did yield not much.

Response: 1409494210718453760