Hi Inaki, I don't know where you read that the non integrated XCAP server solution is better for large networks. I for sure never said that, but in fact always said that the integrated_xcap_server way is more efficient preferable if the XCAP server can act in this way.
Anca Iñaki Baz Castillo wrote: > Hi, I've read somewhere (but cannot find it right now) that integrated xcap > mode (presence module getting XCAP documents vía SQL) is suitable for small > environments. > > I know that the other way, using xcap_client module, is not really suitable > for now as the HTTP request is blocking (the opensips process gets blocked > until the XCAP server replies). But let's imagine this issue is solved. > > So we have two options: > > 1) Integrated server: OpenSIPS presence module gets the documents from the > xcap table. > > 2) XCAP client mode: OpenSIPS acts as a xcap client to get the documents from > the XCAP server. > > > In the option 1: > - OpenSIPS does a SQL query to get the document (faster than a HTTP request). > - So the XCAP server is not queried by the presence server (less work for the > XCAP server). > - There could be various XCAP servers running at the same time (perhaps DNS > random or a http proxy between clients and XCAP servers), all of them storing > the documents in same DB. And the presence document uses directly that DB. > > > In the option 2: > - OpenSIPS must perform a HTTP request which takes more time than a SQL > request (even if the DB is in other host), right? > - The XCAP server receives a XCAP request from the presence server, so the > XCAP server must "work". > - The xcap client would contact just an unique XCAP server (it would learn > the > IP after the first DNS resolution, so ramdom DNS is not valid here). > - Solution: Using a HTTP proxy between OpenSIPS and various XCAP servers. > > > Is it really the option 2 more suitable in order to favour scalability and > big > environments? > > > > _______________________________________________ Users mailing list [email protected] http://lists.opensips.org/cgi-bin/mailman/listinfo/users
