[tor-relays] obfsbridge operators: git master enables client statistics!

George Kadianakis desnacked at riseup.net
Wed Sep 4 10:45:14 UTC 2013

George Kadianakis <desnacked at riseup.net> writes:

> Greetings obfsbridge operators,
> tl;dr, you might want to upgrade your tor to the latest git master.
> Trac tickets #4773 and #5040 have been merged to tor's git
> repository. This means that if you run the current git master, your
> obfsbridge will produce interesting statistics.

Oops, I forgot to mention that you will also need to add the following
line in your bridge's torrc:
     ExtORPort 6669
     (or any other port value instead of 6669)

This should start an Extended ORPort listener on that
obfsproxy will use.

> Specifically, your bridge will count the number of its unique users
> like normal bridges do (but because of some complications it was not
> so easy for obfsbridges). It will also count the number of users per
> transport.
> Your bridge will then send these statistics to the bridge authority,
> and they will be published in metrics.torproject.org so that we can
> easily track the deployment of pluggable transports. You can
> experience the stats yourself by peaking at $DataDirectory/stats/bridge-stats.
> BTW, make sure that you are using the latest obfsproxy written in
> Python, and not the obsolete obfsproxy written in C.
> Cheers!
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