Firewalls in rancher?

Hi forum!
Suppose i need to have firewalls between stacks/services in a rancher environment, how would you suggest i could implement that?
I would also prefer to have it automatically add/remove fw rules when stacks/services are added/removed?


there is a lot going on in the kubernetes networking-sig to define firewalls between services, pods, stacks. I think it makes sense to monitor the activities.