rosered/python repository overview

⁠Add user for running application only

⁠Dockerfile

FROM python:alpine

ENV PYTHONUNBUFFERED 1

COPY ./requirements.txt /requirements.txt
# RUN apk add --update --no-cache postgresql-client
RUN apk add --update --no-cache --virtual .tmp-build.deps \
    gcc libc-dev linux-headers postgresql-dev

RUN pip install -r /requirements.txt
RUN apk del .tmp-build.deps

RUN mkdir /app
WORKDIR /app
COPY ./app /app

RUN adduser -D user
USER user

Create user for running application only

RUN adduser -D user
USER user

Add dependency of psycopg2

If not run the command below, it can't install psycopg2 within the file requirements.txt

RUN apk add --update --no-cache --virtual .tmp-build.deps \
    gcc libc-dev linux-headers postgresql-dev

The apk is apache package

The meaning of this command , it is installed into packages, those packages aren't added to global packages, it easy to manage.

apk add --update --no-cache --virtual .tmp-build.deps gcc libc-dev linux-headers postgresql-dev

This command is delete package

RUN apk del .tmp-build.deps

⁠Docker Compose File

This is example file the docker-compose.yml for use this image

version: "3"

services: 
  app:
    build: 
      context: .
    ports: 
      - "8000:8000"
    volumes: 
      - ./app:/app
    command: >
      sh -c "python manage.py runserver 0.0.0.0:8000"

Run docker compose for create project by django into your current directory in container

docker-compose run app sh -c "django-admin.py startproject app ."