docker/swarm/stack/janitor_monkey.yml

parameters:
  _param:
    docker_janitor_monkey_replicas: 1
    docker_image_mongodb: library/mongo:3.4
    docker_mongodb_admin_username: admin
    docker_mongodb_admin_password: password
  docker:
    client:
      stack:
        janitor_monkey:
          environment:
            MONGO_INITDB_ROOT_USERNAME: ${_param:docker_mongodb_admin_username}
            MONGO_INITDB_ROOT_PASSWORD: ${_param:docker_mongodb_admin_password}
          service:
            mongodb:
              image: ${_param:docker_image_mongodb}
              deploy:
                replicas: ${_param:docker_janitor_monkey_replicas}
                restart_policy:
                  condition: any
              ports:
                - ${_param:haproxy_mongodb_exposed_port}:${_param:haproxy_mongodb_bind_port}
              volumes:
                - /srv/volumes/mongodb:/data