Ben Tasker <b...@bentasker.co.uk> writes: > [ text/plain ] > On Fri, Jan 5, 2018 at 8:36 AM, Andreas Krey <a.k...@gmx.de> wrote: > >> Hi everyone, >> >> I keep noticing a phenomenon regarding onion sites reachability. >> Every now and then some onion site becomes unreachable from >> a given tor browser instance while continuing to be reachable >> from others. After a few days it becomes reachable again from >> that instance as well. Happens with different onion services >> and different browser instances (it's not always the same >> service or instance involved). >> >> Any idea what causes this? Random outage of rendevous points? >> >> (The onion sites I observe this with are raspberries, >> partially behind a NAT, under my control.) >> >> > I've noticed similar with a group of services I've been experimenting with. > Each of those services is configured in Single-Hop mode > > I initially assumed it related to this - > https://trac.torproject.org/projects/tor/ticket/21969 - but haven't really > had much chance to dig into it much further as I've been busy with other > stuff. > > It's happened fairly frequently, but Tor's loglines aren't always the same. > Because I use a dedicated routing system to decide which address to send > you too, in the meantime I've just adjusted the routing status checks to > always force a new circuit (to increase the chances of detecting the > issue). > > In all cases, restarting Tor on the Hidden Service helps. > > The various loglines I've seen are: > > Case1: > > Tor[3546]: I learned some more directory information, but not enough > to build a circuit: We're missing descriptors for some of our primary > entry guard > s > >
Yes, that's precisely #21969 and can be very bad for the reachability of onion services. There has been lots of work on improving the #21969 situation on 0.3.2, so I'd recommend you try the latest tor-0.3.2 version and see whether things improve. Cheers! -- tor-talk mailing list - tor-talk@lists.torproject.org To unsubscribe or change other settings go to https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-talk
