# Use local Ubuntu mirrors
RUN sed -i 's%http://archive.ubuntu.com/ubuntu/%mirror://mirrors.ubuntu.com/mirrors.txt%' /etc/apt/sources.list
ARG APT_URL=
ENV APT_URL ${APT_URL:-http://archive.ubuntu.com/ubuntu/}
RUN sed -i "s%http://archive.ubuntu.com/ubuntu/%${APT_URL}%" /etc/apt/sources.list
RUN ulimit -n 2000 && apt-get update && apt-get -y upgrade && apt-get -y clean
near-term TODO
TODO
Make it easy for people to choose a nearby mirror
APT_URL=http://tw.archive.ubuntu.com/ubuntu/in.env