Topic

Docker

A collection of 5 issues

Cross Platform Docker Builds

Given the recent prominence of ARM64, Docker images lately need to be built for two flavours and this may even expand more in future RISC-V. However tooling behind this has been really complicated until recently, where people needed to configure and use specific builders, which was pretty complicated stuff. However

Docker, AppArmor & LXC

As discussed in the previous post, I use a Proxmox setup, where I rely heavily on LXC containers with nested Docker containers as workloads. And recently, Docker released a new update where AppArmor is enabled by default for docker, docker compose etc. which was crashing unless using privileged containers. After

Docker and AppArmor

My setup relies heavily on Docker containers running inside LXC containers, which run on Proxmox. While this setup is for mostly personal use, it gives me good utilisation for my low cost infrastructure. However, recently Docker-CE pushed an update that broke nested containers for me. In fact google-ing around quickly

Multiline Refactor in Dockerfile

I'm sure you're used to doing multiline refactors in GUI or even CLI based editors quite easily. And I used to think that it would be indeed that simple to do the same in a Dockerfile using the basic utilities present in NIX. However after my trusty sed failed, I

PLC4x Server Docker Build

Recently I was working on PLC4X and needed to use the tools provided under PLC4J in a Dockerfile. At the time of writing this, the tagged release v0.10.0 fails to build the Dockerfile present in the root of repository. So I built a gist based on some quickly