General Linux

Auto-Renew Let’s Encrypt Wildcard Certificate using Google Cloud DNS

Let’s go over how to create a Wildcard Certificate that also auto-renews. Wildcards are challenged by DNS-01. This challenge asks you to prove that you control the DNS for your domain name by putting a specific value in a TXT record under that domain name. This requires DNS access, especially when you are automating the […]

docker Kubernetes

Kubernetes: Cluster Backup with Heptio Ark on GCP

Heptio Ark is a utility for managing disaster recovery, specifically for your Kubernetes cluster resources and persistent volumes. I will be showing you how to install Ark Client and Server on a Mac. Then I’ll show you how to install Ark on GCP and configure a backup and restore. Install Ark Client brew install […]