Re: [tor-dev] bananaphone obfsproxy module

[George Kadianakis <desnacked@xxxxxxxxxx>]

David Stainton <dstainton415@xxxxxxxxx> writes:

>> Looks fine!
>>
>> BTW, does it work for you? Did you try the server-side using the
>> ServerTransportOptions torrc option (tor >= 0.2.5.1-alpha)?
>
> I have only tested it using the external mode.
>
> I've gotten obfsproxy + bananaphone to run with tor in managed mode;
> using the ServerTransportOptions... But I didn't test that it actually works.
>
> OK I'll try testing with tor >= 0.2.5.1-alpha using the ServerTransportOptions.
>
>> Some nitpicky comments:
>> - It doesn't really matter in this case but:
>>      transport_class = transports.get_transport_class(transport, 'socks')
>>   might be better as:
>>      transport_class = transports.get_transport_class(transport, 'server')
>>   in obfsproxy/managed/server.py.
>
> OK I will fix.
>
>> - I see you are passing 'None' to setup() when in external mode. Maybe
>>   you can move the run_transport_setup() call to do_external_mode()
>>   (after pt_config is instantiated), and then pass the pt_config to
>>   setup(). This way external-mode transports can learn the state
>>   location (it's in TransportConfig) during setup() (Scramblesuit
>>   might like this).
>>
>>   If you do so, there is no reason to do
>>    'if transport_config is not None'
>>   in obfsproxy/transports/bananaphone_transport.py.
>>
>> - It would be nice if obfs2 also used the setup() method to set its
>>   shared_secret. I'm referring to the block of code below:
>>    # Check for shared-secret in the server transport options.
>
> OK I will do this... but can I do it all in my bananaphone branch or do you
> want the obfs2 change in another branch?

Please do it in your bananaphone branch if that's more convenient to
you.

(If you want to be more adventurous, you can even make a new branch on
top of the current upstream master with your setup() function and the
obfs2 changes. I will merge that faster than the bananaphone changes.)
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