[tor-relays] tor relay + sslh

[Peter Gerber]

Casper> sslh accepts connections on specified ports, and forwards them
further
> based on tests performed on the first data packet sent by the remote
> client.

Interesting, never heard of sslh but I've heard of people using Nginx
for this [1].

> If tor handshake can be handled by sslh, could the process (of the tor
> relay) be listening on 127.0.0.1:12345 and publish good relay
> descriptor as well ?


Have a look at the NoAdvertise and NoListen flags of ORPort [2]:

ORPort 127.0.0.1:12345 NoAdvertise
ORPort 1.1.1.1:443 NoListen

[1]:
https://www.nginx.com/blog/running-non-ssl-protocols-over-ssl-port-nginx-1-15-2/
[2]: https://2019.www.torproject.org/docs/tor-manual.html.en#ORPort