mongo:
  image: mongo:3.4
  ports:
    - "27017:27017"

cassandra:
  image: cassandra:3.9
  hostname: cassandra
  ports:
    - "9042:9042"
    - "9160:9160"

walkmodhub:
  image: walkmod/walkmodhub:0.0.4
  ports:
    - "80:4567"
  links:
    - mongo
    - cassandra
  environment:
    - "JAVA_OPTS=-Dcassandra.host=cassandra -Dmongo.host=mongo"