#Start from the base image Ubuntu 18.04i

FROM ubuntu:18.04

#Define a few environement variables

ENV PORT 8888

# The following (especially the first) is needed to deal with .deb package

# tzdata, which otherwise would ask for input from the terminal

ENV DEBIAN_FRONTEND=noninteractive

ENV TZ="/usr/share/zoneinfo/Europe/Stockholm"

RUN echo $TZ > /etc/timezone

### Install .deb packages

# apt_packages.list must contain one package per line with an optional comment. The package name *** must be followed by a TAB *** before the comment

COPY apt_packages.list /

RUN apt-get update 1>/dev/null && apt-get install -y `cat /apt_packages.list | awk -F'\t' '($1!~/^#/) && ($1!~/^$/) {print $1}' ` 1> /dev/null && apt-get clean && rm -rf /var/lib/apt/lists/*

#Install Python and JupyterLab

RUN python3 -m pip install --upgrade pip setuptools

RUN python3 -m pip install --upgrade pyzmq

RUN python3 -m pip install jupyterlab

#Install the Python3 kernel

RUN python3 -m pip install ipykernel && python3 -m ipykernel install

#Install extra python packages defined in the list

# python_packages.list describes one package per line with a structure "name_pkg-TAB-[Python2/Python3/*empty]-TAB-#Comment"

# An empty second columns means the package is installed in both Python2 and Python3.

# Python2 in the second column means that the package should be installed in python2 only.

# Python3 in the second column means that the package should be installed in Python3 only.

COPY python_packages.list /

RUN python3 -m pip install --upgrade `cat python_packages.list | awk -F'\t' '($1!~/^#/) && ($1!~/^$/) && (($2=="") || ($2=="Python3")) {print $1}' `

#Jupyter will be run rooted into that folder - mount whatever the user needs into that folder

RUN mkdir /data

#Fix some folders and permissions so that the container can be run as non-root

RUN mkdir /.jupyter && mkdir /.local && chmod 777 /.jupyter && chmod 777 /.local