DEVOPS WEEKLY ISSUE #646 - 14th May 2023

With a few weeks since KubeCon, folks have had time to write up takeaways, so we have a quote a few KubeCon and Kubernetes posts this week. Plus posts on AI-assisted software development, policy tools, search engines and more.

StackHawk sponsors Devops Weekly

Upcoming webinar: Scaling Security Across a Herd of Apps. Learn how to scale application security across multiple applications while maintaining a consistent and easy-to-manage setup. Register here:
https://sthwk.com/scaling-security-across-a-herd-apps

News

Generative AI is suddenly a very powerful programming tool, but one that we’re all discovering how to use effectively. This article talks about LLM prompting for software development.
https://martinfowler.com/articles/2023-chatgpt-xu-hao.html

A summary post from the recent KubeCon event in Amsterdam. Observations around portals, the Kubernetes API, OCI, observability and more.
https://blog.joshgav.com//posts/kubecon-amsterdam

A good post on architectural evolution, and why one size doesn’t fit all.
https://adrianco.medium.com/so-many-bad-takes-what-is-there-to-learn-from-the-prime-video-microservices-to-monolith-story-4bd0970423d4

An interesting post on balancing reliability with other systems constraints, using Voyager 2 (launched in 1977) as the example.
https://flyingbarron.medium.com/is-there-such-a-thing-as-a-system-thats-too-reliable-9a367ba850ac

A playlist of talks from the recent Observability Day Europe, part of the recent KubeCon/CloudNativeCon event. Case studies and project deep dives.
https://www.youtube.com/playlist?list=PLj6h78yzYM2ORxwcjTn4RLAOQOYjvQ2A3

Another KubeCon review post, this one focused on open telemetry. Covers some details on adoption, cost, telemetry and more.
https://faun.pub/opentelemetry-the-star-of-kubecon-2023-c1e2b504850d

An introductory post on microservices design, including 5 high level principles for anyone designing and building microservice-based systems.
https://redis.com/blog/implementing-designing-microservices/

A look at Kyverno, a policy engine. The post looks at integrating with Kubernetes, and a new CLI tool for testing policies locally.
https://thenewstack.io/using-the-kyverno-cli-to-write-policy-test-cases/

Tools

Cedar is a new open source policy language and evaluation engine. Cedar enables developers to express fine-grained permissions as easy-to-understand policies enforced in their applications, and decouple access control from application logic.
https://www.cedarpolicy.com/
https://github.com/cedar-policy

Related to the above, an HTTP agent for setting and applying Cedar policies.
https://github.com/permitio/cedar-agent

Quickwit is a new search engine optimised for cloud storage and subsecond queries, with schema and schemaless indexing, open telemetry built-in and multiple data sources.
https://github.com/quickwit-oss/quickwit