How I use Docker and Compose

.dockerignore

.*
!.coveragerc
!.env
!.pylintrc

.env-docker.sample

DEBUG=on
SECRET_KEY='*******************************'
DATABASE_URL=postgres://postgres@postgres/postgres
EMAIL_HOST='smtp.gmail.com'
EMAIL_HOST_USER='[email protected]'
EMAIL_HOST_PASSWORD='*************'
DEFAULT_FROM_EMAIL="Brent O'Connor <[email protected]>"

docker-compose.yml

version: '2'

services:

  postgres:
    container_name: oakgrove-postgres-db
    restart: always
    image: postgres:latest
    ports:
      - "5432:5432"
    volumes:
      - postgres_data:/var/lib/postgresql/data/

  redis:
    image: redis:3.0

  web:
    container_name: oakgrove-web
    build:
      context: .
      dockerfile: Dockerfile
    # user: django
    depends_on:
      - postgres
      - redis
    restart: always
    ports:
      - "8000:8000"
    env_file: .env-docker
    volumes:
      - .:/src

volumes:
  postgres_data:

docker-entrypoint.sh

#!/bin/bash

# apply database migrations
python manage.py migrate --noinput

# collect static files
python manage.py collectstatic --noinput

python manage.py runserver 0.0.0.0:8000

Dockerfile

FROM python:3.6.3

# This prevents Python from writing out pyc files
ENV PYTHONDONTWRITEBYTECODE 1

# This keeps Python from buffering stdin/stdout
ENV PYTHONUNBUFFERED 1

EXPOSE 8000

WORKDIR /src

COPY Pipfile /src/Pipfile
COPY Pipfile.lock /src/Pipfile.lock

RUN mkdir -p /src/assets \
    && mkdir -p /src/logs \
    && chmod 755 /src \
    && pip install pipenv \
    && cd /src && pipenv install --dev --deploy --system

COPY . /src/

CMD ["/src/docker-entrypoint.sh", "-n"]

Pipfile

[[source]]

name = "pypi"
verify_ssl = true
url = "https://pypi.python.org/simple"


[requires]

python_full_version = "3.6.3"


[dev-packages]

"fabric3" = "<1.14,>=1.13.1.post1"
"flake8" = "<3.6,>=3.5.0"
coverage = "<4.5,>=4.4.2"
django-debug-toolbar = "<1.10,>=1.9.1"
ipdb = "<0.11,>=0.10.3"
ipython = "<6.3,>=6.2.1"
isort = "<4.3,>=4.2.15"
sphinx-autobuild = "<0.8,>=0.7.1"
sphinx-rtd-theme = "<0.3,>=0.2.4"


[packages]

"psycopg2" = "<2.8,>=2.7.3.2"
django = "<2.0,>=1.11"
django-allauth = "<0.35,>=0.34.0"
django-bootstrap-form = "<3.4,>=3.3"
django-compressor = "<2.3,>=2.2"
django-environ = "<0.5,>=0.4.4"
gunicorn = "<19.8,>=19.7.1"
dj-static = "<0.1,>=0.0.6"
wagtail = "*"