version: '2.1'

services:
  db:
    image: postgres:9.6.1
    volumes:
      - db:/var/lib/postgresql/data
    environment:
      - POSTGRES_DB=sampledb
      - POSTGRES_USER=sampleuser
      - POSTGRES_PASSWORD=samplesecret
      - POSTGRES_INITDB_ARGS=--encoding=UTF-8
    healthcheck:
      test: "pg_isready -h localhost -p 5432 -q -U postgres"
      interval: 3s
      timeout: 1s
      retries: 10

  django:
    image: puilp0502/django-sample
    environment:
      - DJANGO_DEBUG=True
      - DJANGO_DB_HOST=db
      - DJANGO_DB_PORT=5432
      - DJANGO_DB_NAME=sampledb
      - DJANGO_DB_USERNAME=sampleuser
      - DJANGO_DB_PASSWORD=samplesecret
      - DJANGO_SECRET_KEY=dev_secret_key
    ports:
      - "8000:8000"
    depends_on:
      db:
        condition: service_healthy
    links:
      - db
    command: python manage.py runserver 0.0.0.0:8000

volumes:
  db: