Akom's Tech Ruminations

Various tech outbursts - code and solutions to practical problems

Automating minikube configuration to log in to a Docker Private Registy.

Posted by Admin • Tuesday, March 14. 2023 • Category: DevOps

In CI, I am using minikube for local testing on my nodes.  In the name of repeatable builds, I completely rebuild minikube after each build (minikube delete, minikube start).   I am also using an internal Docker Private Registry (DPR or DTR).  Same methodology applies if you are using Google Container Registry or the Amazon equivalent.  In order to authenticate to DPR, I am using the registry-creds addon.  It is normally configured interactively:

$ minikube addons configure registry-creds

Do you want to enable Docker Registry? [y/n]: y

It then asks you some questions and expects user input.  


I want this automated, as it will be running several times an hour.  The addon config does not take any parameters, so I'm taking a different approach.  The configure step creates some credentials in k8s, and it is possible to transfer them from one cluster to another.  This is how I am doing it:

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