[tor-bugs] #18318 [Tor]: Make sure keys and IP:Ports are unique in a consensus

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#18318: Make sure keys and IP:Ports are unique in a consensus
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 Reporter:  teor                                 |          Owner:  nickm
     Type:  defect                               |         Status:
 Priority:  Very High                            |  needs_review
Component:  Tor                                  |      Milestone:  Tor:
 Severity:  Blocker                              |  0.2.8.x-final
 Keywords:  TorCoreTeam201602, must-fix-         |        Version:
  before-028-rc, 027-backport                    |     Resolution:
Parent ID:  #17668                               |  Actual Points:
 Reviewer:                                       |         Points:
                                                 |        Sponsor:  None
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Comment (by nickm):

 (This isn't the same kind of an issue for IP addresses and ports.  If two
 relays appear in a vote with the same IP:Port, one will be unreachable,
 and that's okay.  But if they appear with the same ID, then the vote is
 unparseable.)

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18318#comment:19>
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