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Re: [tor-dev] Entry guards, primary guards, dir guards

Ola Bini <obini@xxxxxxxxxxxxxxxx> writes:

> Hi,
>
>> So maybe the simple answer here is that if prop247 is enabled (this could be a
>> NumGuards=N argument to our algorithm), instead of always returning the first
>> reachable guard, we instead build a list of the first N reachable guards, and
>> randomly choose one of them. Could this work? (see #12466 for a weird behavior
>> that will make us skip bugs if NumEntryGuards != 1)
> Ah, I understand. We could definitely do that. I think the easiest way
> is to just have a parameter to the existing algorithm with
> ExcludeNodes. We can then repeat it N times sending in the previous
> nodes chosen as ExcludeNodes. This will generate the N reachable first
> guards. Then, we can just choose randomly from them.
>
> Does that sound reasonable?
>

Yes, that sounds like a reasonable way to achieve this.

Maybe N_PRIMARY_GUARDS should also scale up in that case, so that N_PRIMARY_GUARDS >= N.
                                               
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