Fresh off the lab

The only difference between science and screwing around is writing it down

Category: Uncategorized

  • Kubernetes – Exposing services

    In Part 3 of the “Migrating a Django app to Kubernetes” I’ve written a Helm chart to run a Django application and a few corollary services on Kubernetes, but aside from port-forwarding, it’s still stuck “inside” the box. Time to let it out. Kubernetes keeps applications inside of itself by default, there are a few…

  • Migrating a Django app to Kubernetes – Part 2 – Backend

    All code (minus passwords) will be published in the associated Github Repo As mentioned in part 1, my application has not one, but three backends! Neither of these applications is “stateless”, so we can’t treat them like cattle and scale them up or down as needed Stateful Sets Kubernetes introduces the idea of Stateful Set…

  • Streaming Telemetry on Cisco IOS-XE

    Streaming Telemetry on Cisco IOS-XE

    Since we already have a TIG stack up and running we might as well do something fun with it. Ever heard of streaming telemetry?No?Would you like to? We no longer have to poll network devices for thousands of data points every few seconds to monitor them, we can just have them report back to us…