[tor-bugs] #14847 [Tor]: Controller: add a command to fetch HS descriptor from HSdir(s)

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#14847: Controller: add a command to fetch HS descriptor from HSdir(s)
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     Reporter:  dgoulet      |      Owner:  dgoulet
         Type:  enhancement  |     Status:  needs_review
     Priority:  normal       |  Milestone:  Tor: 0.2.7.x-final
    Component:  Tor          |    Version:
   Resolution:               |   Keywords:  SponsorR tor-hs controller
Actual Points:               |  Parent ID:  #3521
       Points:               |
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Comment (by dgoulet):

 Replying to [comment:2 nickm]:
 > Suggestions:
 >   * the server should be specified with digest only; nicknames are
 deprecated.
 >   * I'd recommend server=HEXDIGEST rather than just HEXDIGEST; that way,
 other extensions are easier in the future.

 I actually used "Fingerprint" which is already defined in the spec for the
 "server=" value.

 Fixed both in branch {{{ticket14847_02}}}.

 Open question, should this command also trigger an {{{HSDESC}}} event? I
 think not because this command should be "self contained".

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/14847#comment:3>
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