dockerfilegen.sh

#!/bin/bash

# Dockerfile generator for Django development mode
CONTAINER_USERNAME='dummy'
CONTAINER_GROUPNAME='dummy'
HOMEDIR='/home/'$CONTAINER_USERNAME
GROUP_ID=$(id -g)
USER_ID=$(id -u)

cat << _EOF_ > Dockerfile
FROM python:2.7

RUN groupadd -f -g $GROUP_ID $CONTAINER_GROUPNAME && \\
    useradd -l -u $USER_ID -g $CONTAINER_GROUPNAME $CONTAINER_USERNAME && \\
    mkdir --parent $HOMEDIR && \\
    chown -R $CONTAINER_USERNAME:$CONTAINER_GROUPNAME $HOMEDIR && \\
    mkdir --parent /etc/sudoers.d/ && \\
    echo "$CONTAINER_USERNAME ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/$CONTAINER_USERNAME && \\
    chmod 0440 /etc/sudoers.d/$CONTAINER_USERNAME

RUN mkdir /code && \\
    chown -R $CONTAINER_USERNAME:$CONTAINER_GROUPNAME /code
    
WORKDIR /code

RUN apt-get update && apt-get install -y -qq netcat-openbsd sudo

ENV PYTHONUNBUFFERED 1

USER dummy

ADD requirements.txt /code/
RUN sudo pip install -r requirements.txt

ADD . /code/
_EOF_