commit f29d2250407de7bf63424abae413f62f97e4f219 Author: teor <teor@torproject.org> Date: Fri Aug 23 15:27:38 2019 +1000 rend-v3: single onion services retry intro and rend with 3-hop paths Spec for 23507 and 23818. --- rend-spec-v3.txt | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/rend-spec-v3.txt b/rend-spec-v3.txt index 141cfa0..b401134 100644 --- a/rend-spec-v3.txt +++ b/rend-spec-v3.txt @@ -1477,6 +1477,13 @@ Table of contents: First, a hidden service host builds an anonymous circuit to a Tor node and registers that circuit as an introduction point. + Single Onion Services attempt to build a non-anonymous single-hop circuit, + but use an anonymous 3-hop circuit if: + * the intro point is on an address that is configured as unreachable via + a direct connection, or + * the initial attempt to connect to the intro point over a single-hop + circuit fails, and they are retrying the intro point connection. + [After 'First' and before 'Second', the hidden service publishes its introduction points and associated keys, and the client fetches them as described in section [HSDIR] above.] @@ -1912,6 +1919,13 @@ Table of contents: this has occurred, the relay forwards the contents of the RENDEZVOUS cell to the client, and joins the two circuits together. + Single Onion Services attempt to build a non-anonymous single-hop circuit, + but use an anonymous 3-hop circuit if: + * the rend point is on an address that is configured as unreachable via + a direct connection, or + * the initial attempt to connect to the rend point over a single-hop + circuit fails, and they are retrying the rend point connection. + 4.1. Establishing a rendezvous point [EST_REND_POINT] The client sends the rendezvous point a RELAY_COMMAND_ESTABLISH_RENDEZVOUS