That certainly seems preferable, but I guess "localhost" has the advantage of always being there (which is what you want for a service discovery bootstrap mechanism)
I believe Docker is guaranteed to have the docker0 interface[1] available, but perhaps the proposed mechanism doesn't want to tie itself to Docker so tightly?
I believe Docker is guaranteed to have the docker0 interface[1] available, but perhaps the proposed mechanism doesn't want to tie itself to Docker so tightly?
[1] http://docs.docker.io/en/latest/use/networking/