This adds a set_seed and get_seed method on the kube-dns relationship
communication protocol. This seed can be used to control expiring cache,
or breaking the deadlock of kube-worker turnup, by invoking a
relation-cahnged event on the requiring units.
This adds a set_seed and get_seed method on the kube-dns relationship communication protocol. This seed can be used to control expiring cache, or breaking the deadlock of kube-worker turnup, by invoking a relation-cahnged event on the requiring units.