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Ubuntu Dockerfile

This repository contains Dockerfile of Ubuntu for Docker's images published to the public Docker Registry.


This image is based on the Ubuntu Trusted Builds.


  1. Install Docker.

  2. Download image from public Docker Registry: docker pull koalabz/ubuntu

    Alternatively, you can build an image from Dockerfile :

    docker build -t koalabz/ubuntu


docker run -i -t --rm koalabz/ubuntu


This dockerfile use docker entrypoint (see koalabz/ubuntu:scripts/ file).

  • This entrypoint has 1 optional parameter -t that will trap the INT and TERM signals, usefull in some specific command.

    Example : docker run -it --rm koalabz/ubuntu -t /var/lib/neo4j/bin/neo4j console

ENV: Environment Variables

This dockerfile use docker environment variables.

All environment variables can be overwritten using docker -e parameter (see docker run -h)

  • UBUNTU_TIMEZONE: define correct timezone - default Etc/UTC
  • UBUNTU_ZSH - [Yes|No] : install zsh shell - default No
  • UBUNTU_OHMYZSH - [Yes|No] : install oh-my-zsh framework - default No
  • UBUNTU_LIQUIDPROMPT - [Yes|No] : install liquidprompt for bash or zsh - default No
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