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Showing posts from July, 2021

CoreDNS Docker Deployment & systemd-resolved configuration for port 53

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Recently, I'm so much into Docker & Kubernetes world. Coming from a purely "Microsoft" background, I have to tell you, I'm having a lot of fun. Because, to learn Kubernetes, you need to first learn Docker. You don't have to but if you want to understand well Docker, you need to understand Linux and it's runtime environments, in some cases, same goes for Windows as well. And when you start learning Linux, well... you get the idea, I don't have to keep this going. It's challenging, yet fun. I built a couple of VMs for practicing and using like my "staging" environment for my tests and experiments. I also bought 3 X Raspberry PI 4 and loaded them with Ubuntu & configured a MicroK8S cluster. MicroK8S is a Ubuntu project and it's a supported version of Kubernetes for smaller environments. It basically supports all kubectl commands. One of the biggest issues was, when I tried to install a simple DNS server on my network using Docker (no