Customized Docker Ubuntu images

Customizations

All images are shipped with dumb-init. The main purpose of it is to manage zombie processes and properly pass signals into container.

There are also special cleaning script for each image. If you want to keep your image slim, add this to the end of your Dockerfile:

RUN test -f /cleanup.sh && sh /cleanup.sh

Ubuntu Tall

Contains:

• libc
• ca-certificates
• busybox

Main purpose of this image is to run Go or static-linked binaries. No package manager is present.

Ubuntu Grande

Contains cut debootstrapped system (minbase variant). dpkg works here.

Ubuntu Venti

Image with Go build environment and batteries included. For start as Docker-in-docker use wrapdocker as entrypoint or just run it inside container.

Usage

make ubuntu-tall
make ubuntu-grande
make ubuntu-venti

or simply

make all

Also, if you have caching http-proxy you can use it in build:

http_proxy=http://proxy.addr.ess:port make debian-tall