[tor-bugs] #22689 [Core Tor/Tor]: prop224: Stop rend and intro points being used as single hop proxies

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#22689: prop224: Stop rend and intro points being used as single hop proxies
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 Reporter:  teor                   |          Owner:
     Type:  defect                 |         Status:  new
 Priority:  Medium                 |      Milestone:  Tor: 0.3.2.x-final
Component:  Core Tor/Tor           |        Version:
 Severity:  Normal                 |     Resolution:
 Keywords:  prop224, relay-safety  |  Actual Points:
Parent ID:  #17945                 |         Points:  0.5
 Reviewer:                         |        Sponsor:
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Comment (by teor):

 We can do this for HSv2 rend points when we implement this patch, because
 single onion services retry a 3-hop path on failure.

 But we can't fix HSv2 intro points, because tor2web doesn't retry a 3-hop
 path (#19662).

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/22689#comment:1>
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