[sugar] ip4-address buddy property - still needed?

Dan Williams dcbw
Thu Oct 25 09:37:21 EDT 2007

On Thu, 2007-10-25 at 10:15 +0100, Simon McVittie wrote:
> Hash: SHA1
> We still have one set of OLPC-specific patches to Salut (the link-local
> collaboration backend) that has been rejected upstream, which is the one
> that adds support for the deprecated ip4-address buddy property. This was
> used during a transitional period to enable simple TCP-based collaboration
> for activities that didn't use Tubes; Sjoerd is reluctant to keep this
> patch set, because it's meant to have gone away by now!

Erik ported Read over to tubes and is working on the camera app AFAIK.
I'm not sure if the read bits went into git though?  There were some
small issues with the patch that needed be corrected before pushing to
git for Read.  One other user might be Etoys.


> Is anyone still using this property? If not, can we kill it? It was
> added in Trial-2, and it was meant to be gone by Trial-3 but was left in
> just in case, so it really ought to disappear. When it does, we can
> delete some code from Salut and Presence Service.
> Places it's exposed in the APIs, which I propose to get rid of:
> PS D-Bus API: Buddy.GetProperties() returns a dict that contains
>     "ip4-address": "" (or whatever), and Buddy.PropertyChanged
>     signal includes a dict that can contain the same
> sugar.presence: Buddy has a GLib property "ip4-address" (aka
>     buddy.props.ip4_address) and can emit it in its property-changed signal
> The Read activity appears to be the only thing in my jhbuild that uses
> ip4-address (#4297). It should be ported to either stream tubes (when they're
> ready in Salut, which should be this or next week) or D-Bus tubes (now).
> Gabble already supports stream tubes, so stream-tube support can be
> implemented on a branch and tested against Gabble. Porting from plain TCP
> to stream tubes should be very straightforward; I hope to produce a
> proof-of-concept patch for Read later today.
>     Simon
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