Docker¶

self-hosted tfs agent¶

Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

• https://github.com/Azure/AKS/issues/2343

• docker build will not function as of aks 1.19 as the container runtime changed from docker to containerd on AKS

• alternatives: https://docs.microsoft.com/en-us/azure/aks/cluster-configuration#container-runtime-configuration

alternative as containerd replaced docker in aks¶

• https://juejin.cn/post/6943558078269030408

• https://blog.alexellis.io/building-containers-without-docker

use buildkit in aks¶

https://medium.com/@aabeing/aks-as-azure-devops-agents-buildkit-5af8e5cd43d1

• details for the deployment of buildkit in aks

https://techblog.greeneye.ag/blog/kubernetes-continuous-integration-using-buildkit-buildx-and-docker-regisrty

• details to describe how to choose the tools for migrating from aks docker to buildkit

• also mentioned tech details such cache etc

How to do it:

• create a buildkit server

• install buildctl in self-hosted tfs agent

docker buildx create --driver kubernetes --driver-opt replicas=3 --use
docker buildx build -t example.com/foo --push .

buildkit: https://www.sliceofexperiments.com/p/a-comprehensive-guide-for-the-fastest

use buildah in aks¶

• use podman / buidah:
• https://www.reddit.com/r/azuredevops/comments/o5noa8/how_to_build_container_images_from_selfhosted/
• https://medium.com/@reachpankajdhami/running-azure-devops-self-hosted-agent-on-aks-for-building-docker-images-with-podman-2fa052e6409d

# build docker image
buildah bud -t example.com/foo:latest .
# list docker images
buildah images

kaniko¶

• slow?