The personal site and writing of Dan Scarf — notes on software, building things, and whatever else.https://danscarf.com/en-ushttps://danscarf.com/posts/securely-exposing-on-premises-kubernetes-services/https://danscarf.com/posts/securely-exposing-on-premises-kubernetes-services/The unglamorous first step for an on-premises Kubernetes cluster: carving a flat LAN into VLANs so the workloads above it have a security boundary worth building on.Wed, 06 May 2026 00:00:00 GMTkubernetesnetworkinghomelabpfsensevlanhttps://danscarf.com/posts/hello-world/https://danscarf.com/posts/hello-world/A new home for the writing and tinkering — replacing the old WordPress site with something I actually own end-to-end.Tue, 05 May 2026 00:00:00 GMTmetaastrohttps://danscarf.com/posts/run-wordpress-on-ubuntu-using-terraform-ansible-and-docker/https://danscarf.com/posts/run-wordpress-on-ubuntu-using-terraform-ansible-and-docker/Preface If you've ever installed Wordpress from scratch, you know what a challenge it can be. I wanted to make installing Wordpress a bit easier and to do…Mon, 17 Feb 2020 00:00:00 GMTdevopsdockerinfrastructure-as-codeterraformwordpresshttps://danscarf.com/posts/use-chef-to-manage-multiple-instances-of-tomcat-on-a-single-server/https://danscarf.com/posts/use-chef-to-manage-multiple-instances-of-tomcat-on-a-single-server/Overview In this article I will demonstrate how to use Chef to manage multiple instances of Apache Tomcat on the same server. Background Containerization has…Wed, 20 Mar 2019 00:00:00 GMThttps://danscarf.com/posts/free-automated-blog-on-aws/https://danscarf.com/posts/free-automated-blog-on-aws/New Year -- New Blog A student asked me to help set up a simple, static website. He wanted to learn a little about AWS, and at the same time stay within his…Wed, 02 Jan 2019 00:00:00 GMThttps://danscarf.com/posts/microservices-journey-cutting-edge/https://danscarf.com/posts/microservices-journey-cutting-edge/Introduction Microservices are all the rage these days. I'm part of a team that is relatively new to the current trend of software architecture, and we're…Sat, 03 Jun 2017 00:00:00 GMTmicroserviceshttps://danscarf.com/posts/collision-detection-in-javascript-games/https://danscarf.com/posts/collision-detection-in-javascript-games/Collision Detection in JavaScript Games Learn how to code up your own collision detection when you're writing your own games in JavaScript using the HTML5…Tue, 07 Jul 2015 00:00:00 GMTgame-programminghttps://danscarf.com/posts/first-game-published/https://danscarf.com/posts/first-game-published/New Game Announcing the release of a brand new game named Pew pew. This game represents hours of work that started off as a simple demonstration of some modern…Sun, 05 Jul 2015 00:00:00 GMT