[tor-bugs] #18079 [Stem]: stem can't parse output of resolver "ss -nput"

Tor Bug Tracker & Wiki blackhole at torproject.org
Wed Jan 20 22:33:33 UTC 2016

#18079: stem can't parse output of resolver "ss -nput"
 Reporter:  toralf  |          Owner:  atagar
     Type:  defect  |         Status:  reopened
 Priority:  Medium  |      Milestone:
Component:  Stem    |        Version:
 Severity:  Normal  |     Resolution:
 Keywords:          |  Actual Points:
Parent ID:          |         Points:
  Sponsor:          |

Comment (by cypherpunks):

 Replying to [comment:1 atagar]:
 > One last thing - in the example you gave above I don't understand the
 format of the 'beam' connections (for example **::ffff:**).
 Seems it's an IPv6 address mashed together with an IPv4 address? At
 present Stem treats those lines as being malformed.

 This is a well-formed IPv6 address, a standard representation produced by
 Please see: https://tools.ietf.org/html/rfc2765. (Warning: at least one
 Wikipedia article refers to the revised RFC —which obsoletes this one— but
 forgets to update the terminology, resulting in misinformation.)

 tl;dr: It's called "IPv4-mapped IPv6 address", in that example the address
 is written in IPv6 (port 5222). The full IPv6 address is:

Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18079#comment:6>
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