http:
  services:
    application-1:
      loadbalancer:
        servers:
          - url: 'http://172.17.0.1:80'
    application-2:
      loadbalancer:
        servers:
          - url: 'http://172.17.0.2:80'
    application-3:
      loadbalancer:
        servers:
          - url: 'http://172.17.0.3:80'