[Summit] [BOSH] BOSH discussion at Summit 12

Peter Saint-Andre stpeter at stpeter.im
Thu Oct 18 19:43:44 UTC 2012

On 10/12/12 9:21 AM, Waqas Hussain wrote:
> On Fri, Oct 12, 2012 at 11:23 AM, Michael Weibel
> <michael.weibel+xmpp at gmail.com> wrote:
>> Hi,
>>> How would we handle fallback? I suppose that's a good topic to discuss
>>> in the meeting, but it would also be good to know what our options are
>>> (e.g., how do you discover the WebSocket endpoint in the first place
>>> and how do you discover that you can fall back to BOSH?). XEP-0156
>>> might be relevant here.
>> we're currently doing this manually, i.e. we're giving our javascript client both endpoints and this one looks if WebSockets are available in the browser.
>> When WebSockets are available it connects to the WebSockets endpoint. If he can't connect successfully after some time it will fallback to BOSH.
>> This works not too bad although it could be improved more.
>> What I'm wondering is: Could it be possible that you first connect to BOSH and afterwards check if Websockets is available and somehow upgrade the current connection?
>> This would speed up the whole process I guess while being still quite stable and reliable.
> Or if you care about user experience more than server load, just
> initiate both connections, and pick the first one to succeed :)

Right, that's the "happy eyeballs" approach.



Peter Saint-Andre

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