The Configuration Complexity Curse

TL;DR Three different approaches to dynamic configuration: Templating Examples: Helm, gomplate, etc. Text templating very quickly becomes fragile, hard-to-understand, and hard-to-maintain. Template writers lack the tools to build abstractions around the data. Layering Examples: kustomize Data layering breaks down when configurations grow in complexity and scale. Template writers lack abstraction and type validation. For large scale projects, inheritance creates deep layers of abstractions. Semantics are locked into an opaque tool and not exposed as language features....

Feb 22, 2020 · 1 min · Milad Irannejad

GitOps?

TL;DR GitOps is an operation model for cloud-native applications running on Kubernetes (created by Weaveworks). To the most part, it is infrastructure-as-code with continuous integration and continuous delivery. The idea is having Git as the source of truth for all operations. A single Git repository describes the entire desired state of the system. Operational changes are made through pull requests. Changes can be peer-reviewed, versioned, released, rolled back, audited, etc....

Jul 14, 2019 · 2 min · Milad Irannejad

A Comparison of GitHub Marketplace Apps

I have been using and evaluating dozens of GitHub Marketplace Apps for a few months now for a real-world microservices application built in Go. So, I decided to share what I liked and what I didn’t like about these integrations. The nice thing about using GitHub Marketplace is that your integrations and billing are all consolidated in one place. As an organization or a billing manager, it is much easier to manage all these different services from a single hub....

Jun 2, 2019 · 7 min · Milad Irannejad