• latest:
• latest on trusty:
• latest on bionic:
• latest on debian:

make build-image: It will create ascentiotech/gdal image

You can optimize build times using an http cache (1) and executing:

make build-image HTTP_PROXY=http://172.17.0.1:3128 HTTPS_PROXY=http://172.17.0.1:3128 or just make build-image-with-local-cache

make lint-image will check Dockerfile format

• https://docs.docker.com/install/linux/docker-ce/ubuntu/#set-up-the-repository
• https://mesosphere.com/blog/mesosphere-package-repositories/
• https://jpetazzo.github.io/2015/09/03/do-not-use-docker-in-docker-for-ci/
• https://blog.docker.com/2013/09/docker-can-now-run-within-docker