[tor-bugs] #19003 [Core Tor/Tor]: Make sure small networks can bootstrap without exits

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#19003: Make sure small networks can bootstrap without exits
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 Reporter:  teor                                 |          Owner:
     Type:  defect                               |         Status:
 Priority:  Medium                               |  needs_review
Component:  Core Tor/Tor                         |      Milestone:  Tor:
 Severity:  Normal                               |  0.2.8.x-final
 Keywords:  must-fix-before-028-rc,              |        Version:  Tor:
  CoreTorTeam201605, review-group-1 regression   |  0.2.8.2-alpha
Parent ID:                                       |     Resolution:
 Reviewer:  arma                                 |  Actual Points:
                                                 |         Points:  small
                                                 |        Sponsor:
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Comment (by arma):

 {{{
 + * If need_exit is false, return 0 if we can build internal paths.
 }}}
 Do you mean return 1 here?

 teor: I just pushed a bug19003-try2 branch to my git. It contains this fix
 plus also some refactoring of your other change. If you agree that the
 refactoring doesn't break anything, I think we're all set here.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/19003#comment:4>
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