From 0b3fe6272e55ff41e343ba5862ded6f0324f68b9 Mon Sep 17 00:00:00 2001 From: David Goulet Date: Thu, 13 Aug 2015 15:09:05 +0200 Subject: [PATCH] Add changes file for #16389 Signed-off-by: David Goulet --- changes/bug16389 | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 changes/bug16389 diff --git a/changes/bug16389 b/changes/bug16389 new file mode 100644 index 0000000000..b7eb35034a --- /dev/null +++ b/changes/bug16389 @@ -0,0 +1,12 @@ + o Hidden Service Enhancement + Client now uses an introduction point failure cache to know when to + fetch or keep a descriptor in their cache. + + When fetching a descriptor, for every introduction points in it, we look + them up in the failure cache to know if we keep the descriptor or not. + For this to work, everytime an introduction points is discarded (ex: + receiving a NACK), we note it down in our introduction cache. If all + introduction points for an onion service are in our failure cache, we + discard the descriptor and fetch a new one. + + See rendcache.c for a detailed explanation of the cache's behavior.