Roger Dingledine wrote: > Tor 0.2.2.16-alpha fixes a variety of old stream fairness bugs (most > evident at exit relays), and also continues to resolve all the little > bugs that have been filling up trac lately. > > https://www.torproject.org/download.html.en > > Packages will be appearing over the next few days or weeks (except > on Windows, which apparently doesn't build -- stay tuned for an > 0.2.2.17-alpha in that case). > > Changes in version 0.2.2.16-alpha - 2010-09-17 > o Major bugfixes (stream-level fairness): > - When receiving a circuit-level SENDME for a blocked circuit, try > to package cells fairly from all the streams that had previously > been blocked on that circuit. Previously, we had started with the > oldest stream, and allowed each stream to potentially exhaust > the circuit's package window. This gave older streams on any > given circuit priority over newer ones. Fixes bug 1937. Detected > originally by Camilo Viecco. This bug was introduced before the > first Tor release, in svn commit r152: it is the new winner of > the longest-lived bug prize. > - When the exit relay got a circuit-level sendme cell, it started > reading on the exit streams, even if had 500 cells queued in the > circuit queue already, so the circuit queue just grew and grew in > some cases. We fix this by not re-enabling reading on receipt of a > sendme cell when the cell queue is blocked. Fixes bug 1653. Bugfix > on 0.2.0.1-alpha. Detected by Mashael AlSabah. Original patch by > "yetonetime". > - Newly created streams were allowed to read cells onto circuits, > even if the circuit's cell queue was blocked and waiting to drain. > This created potential unfairness, as older streams would be > blocked, but newer streams would gladly fill the queue completely. > We add code to detect this situation and prevent any stream from > getting more than one free cell. Bugfix on 0.2.0.1-alpha. Partially > fixes bug 1298. > > o Minor features: > - Update to the September 1 2010 Maxmind GeoLite Country database. > - Warn when CookieAuthFileGroupReadable is set but CookieAuthFile is > not. This would lead to a cookie that is still not group readable. > Closes bug 1843. Suggested by katmagic. > - When logging a rate-limited warning, we now mention how many messages > got suppressed since the last warning. > - Add new "perconnbwrate" and "perconnbwburst" consensus params to > do individual connection-level rate limiting of clients. The torrc > config options with the same names trump the consensus params, if > both are present. Replaces the old "bwconnrate" and "bwconnburst" > consensus params which were broken from 0.2.2.7-alpha through > 0.2.2.14-alpha. Closes bug 1947. > - When a router changes IP address or port, authorities now launch > a new reachability test for it. Implements ticket 1899. > - Make the formerly ugly "2 unknown, 7 missing key, 0 good, 0 bad, > 2 no signature, 4 required" messages about consensus signatures > easier to read, and make sure they get logged at the same severity > as the messages explaining which keys are which. Fixes bug 1290. > - Don't warn when we have a consensus that we can't verify because > of missing certificates, unless those certificates are ones > that we have been trying and failing to download. Fixes bug 1145. > - If you configure your bridge with a known identity fingerprint, > and the bridge authority is unreachable (as it is in at least > one country now), fall back to directly requesting the descriptor > from the bridge. Finishes the feature started in 0.2.0.10-alpha; > closes bug 1138. > - When building with --enable-gcc-warnings on OpenBSD, disable > warnings in system headers. This makes --enable-gcc-warnings > pass on OpenBSD 4.8. > > o Minor bugfixes (on 0.2.1.x and earlier): > - Authorities will now attempt to download consensuses if their > own efforts to make a live consensus have failed. This change > means authorities that restart will fetch a valid consensus, and > it means authorities that didn't agree with the current consensus > will still fetch and serve it if it has enough signatures. Bugfix > on 0.2.0.9-alpha; fixes bug 1300. > - Ensure DNS requests launched by "RESOLVE" commands from the > controller respect the __LeaveStreamsUnattached setconf options. The > same goes for requests launched via DNSPort or transparent > proxying. Bugfix on 0.2.0.1-alpha; fixes bug 1525. > - Allow handshaking OR connections to take a full KeepalivePeriod > seconds to handshake. Previously, we would close them after > IDLE_OR_CONN_TIMEOUT (180) seconds, the same timeout as if they > were open. Bugfix on 0.2.1.26; fixes bug 1840. Thanks to mingw-san > for analysis help. > - Rate-limit "Failed to hand off onionskin" warnings. > - Never relay a cell for a circuit we have already destroyed. > Between marking a circuit as closeable and finally closing it, > it may have been possible for a few queued cells to get relayed, > even though they would have been immediately dropped by the next > OR in the circuit. Fixes bug 1184; bugfix on 0.2.0.1-alpha. > - Never queue a cell for a circuit that's already been marked > for close. > - Never vote for a server as "Running" if we have a descriptor for > it claiming to be hibernating, and that descriptor was published > more recently than our last contact with the server. Bugfix on > 0.2.0.3-alpha; fixes bug 911. > - Squash a compile warning on OpenBSD. Reported by Tas; fixes > bug 1848. > > o Minor bugfixes (on 0.2.2.x): > - Fix a regression introduced in 0.2.2.7-alpha that marked relays > down if a directory fetch fails and you've configured either > bridges or EntryNodes. The intent was to mark the relay as down > _unless_ you're using bridges or EntryNodes, since if you are > then you could quickly run out of entry points. > - Fix the Windows directory-listing code. A bug introduced in > 0.2.2.14-alpha could make Windows directory servers forget to load > some of their cached v2 networkstatus files. > - Really allow clients to use relays as bridges. Fixes bug 1776; > bugfix on 0.2.2.15-alpha. > - Demote a warn to info that happens when the CellStatistics option > was just enabled. Bugfix on 0.2.2.15-alpha; fixes bug 1921. > Reported by Moritz Bartl. > - On Windows, build correctly either with or without Unicode support. > This is necessary so that Tor can support fringe platforms like > Windows 98 (which has no Unicode), or Windows CE (which has no > non-Unicode). Bugfix on 0.2.2.14-alpha; fixes bug 1797. > > o Testing > - Add a unit test for cross-platform directory-listing code. >
Very thanks. I already have installed it on my debian-node but I can't install it on my BSD-node yet (from ports). *********************************************************************** To unsubscribe, send an e-mail to [email protected] with unsubscribe or-talk in the body. http://archives.seul.org/or/talk/
