[tor-dev] Understanding the guard/md issue (#21969)

[George Kadianakis]

teor <teor2345 at gmail.com> writes:

>> On 29 Oct 2017, at 01:19, George Kadianakis <desnacked at riseup.net> wrote:
>> 
>> <snip>
>> 
>> Let me know what you think! Perhaps you have other ideas here of how we
>> should approach this issue.
>
> Fix #23817 by implementing a failure cache and going to a fallback if all
> primary guards fail. I think that would be a solution for #23863 as well.
>
> And if a few fallbacks don't have the guard's microdesc, mark the guard as
> down. It's likely it's microdesc is just not on the network for some reason.
>

Hey Tim!

Please see
https://trac.torproject.org/projects/tor/ticket/23817#comment:6 for an
implementation plan of the failure cache concept. If it makes sense to
you, I will try to implement it this week.

Cheers!