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authorRobert Ransom <rransom.8774@gmail.com>2011-04-20 15:20:10 -0700
committerNick Mathewson <nickm@torproject.org>2011-04-28 18:10:16 -0400
commitdf5c7fedbd938c5d4634eadcf53693e07d2c8182 (patch)
treee7d0f75be0f9d9a9c68ae09139477bda6755c8ee
parent2dc9546eef6d748245d90b288f28ace1aa9b6f14 (diff)
downloadtor-df5c7fedbd938c5d4634eadcf53693e07d2c8182.tar.gz
tor-df5c7fedbd938c5d4634eadcf53693e07d2c8182.zip
Don't allow v0 HS auths to act as clients
A v0 HS authority stores v0 HS descriptors in the same descriptor cache that its HS client functionality uses. Thus, if the HS authority operator clears its client HS descriptor cache, ALL v0 HS descriptors will be lost. That would be bad.
-rw-r--r--changes/forget-rend-descs-on-newnym3
-rw-r--r--src/or/config.c4
2 files changed, 7 insertions, 0 deletions
diff --git a/changes/forget-rend-descs-on-newnym b/changes/forget-rend-descs-on-newnym
index ab2fd61f34..f8758c2d58 100644
--- a/changes/forget-rend-descs-on-newnym
+++ b/changes/forget-rend-descs-on-newnym
@@ -2,6 +2,9 @@
- Forget all hidden service descriptors cached as a client when
processing a SIGNAL NEWNYM command. Fixes bug 3000. Bugfix on
0.0.6.
+ o Minor bugfixes:
+ - Don't allow v0 hidden service authorities to act as clients.
+ Required by fix for bug 3000.
o Code simplifications and refactoring:
- Allow rend_client_send_introduction to fail without closing the
AP connection permanently.
diff --git a/src/or/config.c b/src/or/config.c
index f003e4d296..9384b3a68a 100644
--- a/src/or/config.c
+++ b/src/or/config.c
@@ -3078,6 +3078,10 @@ options_validate(or_options_t *old_options, or_options_t *options,
REJECT("FetchDirInfoExtraEarly requires that you also set "
"FetchDirInfoEarly");
+ if (options->HSAuthoritativeDir && proxy_mode(options))
+ REJECT("Running as authoritative v0 HS directory, but also configured "
+ "as a client.");
+
if (options->ConnLimit <= 0) {
tor_asprintf(msg,
"ConnLimit must be greater than 0, but was set to %d",