Posts
Cluster API on OpenStack: Part 1 - Introduction and Architecture
An introduction to Cluster API (CAPI) and its architecture for managing Kubernetes clusters on OpenStack. Learn about the resource hierarchy, management clusters, and how CAPO translates CAPI resources into OpenStack infrastructure.
December 28, 2025
Cluster API on OpenStack: Part 2 - Building CAPI Images
How to build Kubernetes-ready images for Cluster API on OpenStack using the image-builder project. Covers local QEMU builds, remote OpenStack builds, and pre-built image options.
December 28, 2025
Cluster API on OpenStack: Part 3 - Deploying Workload Clusters
How to create and manage Kubernetes workload clusters on OpenStack using Cluster API. Covers cluster generation, deployment, and monitoring cluster health.
December 28, 2025
Cluster API on OpenStack: Part 4 - Day-2 Operations
Day-2 operations for Cluster API on OpenStack: expanding worker disks, template management best practices, and performing rolling updates safely.
December 28, 2025
Setting up Atuin server on K8S
Learn how to configure the atuin server on Kubernetes using postgresql-operator
August 28, 2025
Configuring HTTP3 on nginx and NixOS
A practical guide to enabling HTTP/3 and QUIC on NixOS with Nginx. Learn how to improve website performance with the latest HTTP protocol, including firewall configuration and verification steps.
February 25, 2025
Installing Visual Studio Code Insiders with nix on macOS
A step-by-step guide to installing VS Code Insiders on macOS using nix. Learn how to create custom overlays, update package hashes, and fix common installation issues for the cutting-edge version of VSCode.
February 12, 2025
Redundant DNS Infrastructure with Knot DNS and DNSSEC
A comprehensive guide to building a redundant DNS infrastructure with NixOS and Knot DNS. Includes complete master-slave configuration, DNSSEC implementation, and automated zone deployment.
January 23, 2025
Fetching AWS spot prices in an easy way
Learn how to easily monitor AWS spot instance pricing with a custom CLI script. Save money on your EC2 instances by tracking price fluctuations across regions and instance types.
January 4, 2025
Configuring Zed Editor with Nix: A Modern Development Setup
Create a reproducible Zed Editor setup with Nix and Home Manager. This guide covers modular configuration, LSP integration, AI assistance with Claude 3, and terminal customization.
December 31, 2024