On Sat, Nov 24, 2018 at 2:37 PM Roger Dingledine arma@mit.edu wrote:
(Relays try not to publish their descriptor until their self-reachability test works, so it seems likely that at some point in the past they managed to get a connection to their IP:ORPort to work. That or the UbuntuCore snap package does something weird like setting AssumeReachable to 1.)
Ew, no, it doesn't. See "daemon" and "torrc"-ish files. https://bazaar.launchpad.net/~privacy-squad/+junk/tor-middle-relay-snap/view...
It does use tor-fw-helper to ask NAT devices for inbound access. That protocol is pretty hacky.