todomvcdb:
 image: cpswan/todomvc.mysql
 expose:
 - "3306"
 volumes:
 - /data/mysql:/var/lib/mysql
todomvcapp:
 image: cpswan/todomvc.sinatra
 expose:
 - "4567"
 links:
 - todomvcdb:db
todomvcssl:
 image: cpswan/todomvc.ssl
 ports:
 - "443:443"
 links:
 - todomvcapp:app