# dockerfile

FROM python:3

ENV PYTHONBUFFERED=1
WORKDIR usr/src/app
COPY requirements.txt .

RUN pip install -r requirements.txt


# docker-compose

version: '3.8'

services:
  web:
    build: .
    command: python manage.py runserver 0.0.0.0:8000
    volumes:
      - .:/usr/src/app
    container_name: web
    ports:
      - "8000:8000"
    environment:
      - DEBUG=1
      - DJANGO_ALLOWED_HOSTS=localhost 127.0.0.1
      - CELERY_BROKER=redis://redis:6379/0/
      - CELERY_BACKEND=redis://redis:6379/0/
    depends_on:
      - pgdb
      - redis

  celery:
    build: .
    volumes:
      - .:/usr/src/app
    restart: always
    command: celery -A core worker -l INFO
    depends_on:
      - web
      - redis
  pgdb:
    image: postgres
    container_name: pgdb
    restart: always
    network_mode: "host"
    environment:
      - POSTGRES_DB=postgres
      - POSTGRES_USER=user
      - POSTGRES_PASSWORD=password
      - POSTGRES_HOST=db
      - POSTGRES_PORT=5432
    ports:
      - "5432:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data

  redis:
    image: "redis:alpine"
volumes:
  pgdata:


# settings

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.postgresql_psycopg2',
        'NAME': os.environ.get('POSTGRES_DB'),
        'USER': os.environ.get('POSTGRES_USER'),
        'PASSWORD': os.environ.get('POSTGRES_PASSWORD'),
        'HOST': os.environ.get('POSTGRES_HOST'),
        'PORT': os.environ.get('POSTGRES_PORT')
    }
}