Following the guide at http://docs.divio.com/en/latest/how-to/configure-celery.html

docker-compose.yml

rabbitmq:
  image: rabbitmq:3.5-management
  hostname: rabbitmq
  ports:
    - "15672:15672"
  expose:
    - "15672"
  environment:
    RABBITMQ_ERLANG_COOKIE: <use the secret cookie here>

celeryworker:
  build: .
  links:
   - "db:postgres"
   - "rabbitmq:rabbitmq"
  volumes:
   - ".:/app:rw"
   - "./  data:/data:rw"
  env_file: .env-local
  command: aldryn-celery worker

celerybeat:
 build: .
 command: aldryn-celery beat
 links:
  - "db:postgres"
 volumes:
  - ".:/app:rw"
  - "./data:/data:rw"
 env_file: .env-local

celerycam:
 build: .
 command: aldryn-celery cam
 links:
  - "db:postgres"
 volumes:
  - ".:/app:rw"
  - "./data:/data:rw"
 env_file: .env-local