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A Highly Available Egress Gateway for Kubernetes with Cilium and kube-vip

A Highly Available Egress Gateway for Kubernetes with Cilium and kube-vip

Cilium's Egress Gateway gives your pods a static, routable identity for outbound traffic — but it won't manage that IP for you. Here's how to combine it with kube-vip to get a dynamic, BGP-announced, highly available egress IP.

Consolidating to Cilium: Replacing kube-proxy, MetalLB, and ingress-nginx in Three Phases

Consolidating to Cilium: Replacing kube-proxy, MetalLB, and ingress-nginx in Three Phases

In March 2026, ingress-nginx reached end-of-life. For clusters already running Cilium as their CNI, this is the right moment to go all-in: replace kube-proxy, MetalLB, and ingress-nginx with Cilium's built-in equivalents — ending up with a single networking component doing the work of four.

Mastering Vim: A Cheatsheet Guide for Fast & Efficient Text Editing

Mastering Vim: A Cheatsheet Guide for Fast & Efficient Text Editing

Vim is a powerful, keyboard-driven text editor that excels in speed and efficiency. This cheatsheet covers essential commands for navigation, editing, and file management—perfect for beginners or anyone looking to boost their productivity in Vim.

Reviving a Kubernetes Cluster After Long-Term Downtime: Expired Certificates Edition

Reviving a Kubernetes Cluster After Long-Term Downtime: Expired Certificates Edition

Learn how to recover a Kubernetes cluster after long-term downtime due to expired certificates. This step-by-step guide covers control plane restoration, worker node rejoining, and tips to prevent future issues.

Docker Hub Rate Limits Are Coming – Here’s How to Outsmart Them with a private Registry

Docker Hub Rate Limits Are Coming – Here’s How to Outsmart Them with a private Registry

Avoid Docker Hub rate limits by using Harbor as a proxy cache. Learn how to install and configure Harbor, redirect image pulls in Kubernetes, Docker, Podman, and OpenShift, and reduce the costs of Docker Hub subscriptions with IDMS/ITMS, admission webhooks and CoreDNS rewrites.

Enhance Argo CD Observability: A Step-by-Step Guide to Integrating Prometheus Metrics into the UI

Enhance Argo CD Observability: A Step-by-Step Guide to Integrating Prometheus Metrics into the UI

Bringing more observability to the Argo CD UI

Verifying Helm Charts for improved security

Verifying Helm Charts for improved security

Helm Charts are the go-to way of packaging and sharing applications in

Signing Helm Charts with PGP using the GitHub Releaser Action

Signing Helm Charts with PGP using the GitHub Releaser Action

This guide will show how you can sign your Helm Charts in an automated way by using the GitHub Releaser Action with a PGP key.

Renaming a user folder in Windows 11

Renaming a user folder in Windows 11

With this guide you can change the default name of your user folder.

Run a private Sync Server for Firefox on Kubernetes

Run a private Sync Server for Firefox on Kubernetes

If you don’t want to store all your data in the Firefox Cloud you can run your own self-hosted Firefox Sync Server.

Using GitHub as a Helm Chart Repository

Using GitHub as a Helm Chart Repository

Using GitHub Pages to create a Helm Repository in a secure and stable way.