Sidecar container lifecycle changes in Kubernetes 1.18
Update: Looks like the solution described below isn’t going to land in Kubernetes after all. The developers went back to the drawing board and they will try to come up with a solution that’s best for everyone.
The sidecar concept in Kubernetes is getting more and more popular, and for a good reason. In the container world, it’s a common principle that a container should address a single concern only, but do it well.