docker-compose.yml

version: "3.8"

services:
  worker: &worker
    image: iloveitaly/crypto-index-fund-bot
    restart: always
    command: ./scripts/celery.sh
    env_file: .env
    depends_on:
      - postgres
      - redis
    environment:
      # `kuma` has a lot of interesting ENV overrides to look at if this app ever gets bigger
      - DATABASE_URL=postgresql://${POSTGRES_DATABASE_USER:-postgres}:${POSTGRES_DATABASE_PASSWORD:-postgres}@postgres:5432/crypto_index_fund_bot
      - REDIS_URL=redis://redis:6379
      - DEBUG=${DEBUG:-True}
      # Other environment overrides
      - PYTHONDONTWRITEBYTECODE=1
      # https://stackoverflow.com/questions/59812009/what-is-the-use-of-pythonunbuffered-in-docker-file/59812588
      - PYTHONUNBUFFERED=True
      - PYTHONWARNINGS=${PYTHONWARNINGS:-}
      - MAINTENANCE_MODE=${MAINTENANCE_MODE:-False}

  # TODO right now there is no web worker, but I'm leaving this here in case we use it in the future
  # Web is based on worker b/c you cannot clear the "ports" with docker-compose.
  # web:
  #   <<: *worker
  #   command: gunicorn -w ${GUNICORN_WORKERS:-4} --bind 0.0.0.0:8000 --access-logfile=- --timeout=120 --worker-class=gevent botweb.wsgi:application
  #   depends_on:
  #     - postgres
  #     - redis
  #   ports:
  #     - "8000:8000"

  # https://hub.docker.com/_/postgres/
  postgres:
    image: postgres:13.4
    restart: always
    environment:
      # Create the superuser account
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      - POSTGRES_DB=crypto_index_fund_bot
    volumes:
      - postgres:/var/lib/postgresql/data
    ports:
      # 5901 is a random port to avoid collision with other postgres services
      # if you are running this in a public environment, you should eliminate
      # this port mapping
      - "5901:5432"

  # https://hub.docker.com/_/redis
  redis:
    image: redis:6.2
    restart: always

  db_backup:
    image: schickling/postgres-backup-s3:latest
    restart: always
    depends_on:
      - postgres
    environment:
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: postgres
      POSTGRES_BACKUP_ALL: true
      POSTGRES_HOST: postgres
      S3_ACCESS_KEY_ID: KEY_ID
      S3_SECRET_ACCESS_KEY: ACCESS_KEY
      S3_BUCKET: bucket
      S3_ENDPOINT: https://s3.compatible.endpoint.com
      SCHEDULE: '@weekly'

volumes:
  postgres: