July 5, 2018

A First Look at the Helm 3 Plan

Since the release of Helm 2 in 2016, Kubernetes has seen explosive growth and major feature additions. Role-Based Access Control (RBAC) was added. Many new resource types have been introduced. Custom Resource Definitions (CRDs) were invented. And most importantly, a set of best practices emerged. Throughout all of these changes, Helm continued to serve the needs of Kubernetes users. But it became evident to us that now was the time to introduce some major changes so that Helm can continue to meet the needs of this evolving ecosystem.

This brings us to Helm 3. In what follows, I’ll preview some of the new things on the roadmap. ...

Work on Objects, not YAML Chunks

We repeatedly hear our users asking for the ability to inspect and modify Kubernetes resources as objects, not as strings. But they are equally adamant that however we would choose to provide this, it must be easy to learn and well supported in the ecosystem.

After months of investigating, we decided to provide an embedded scripting language that could be sandboxed and customized. In the top 20 languages, there is only one candidate that fits that bill: Lua.

Read more at SweetCode

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