ubuntu14.04 LTS base image
trusty-core-amd64.tar.gz was downloaded from http://cdimage.ubuntu.com/ubuntu-core/trusty/daily/current/trusty-core-amd64.tar.gz
Dockerfile
FROM scratch
ADD trusty-core-amd64.tar.gz /
RUN DEBIAN_FRONTEND=noninteractive sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 16126D3A3E5C1192
RUN uname -a
get image:
docker pull thiswind:ubuntu:12.04