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meetings:berlin-2010-minutes [2011/12/01 10:20]
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meetings:berlin-2010-minutes [2011/12/09 23:25] (current)
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-What I find so interesting ​is you could never find this anywrhee else.+====== Developers'​ Meeting, Berlin 2010 ====== 
 + 
 +FhG FOKUS Berlin 
 +June 8, 2010 
 + 
 +This is the summary of **SIP Express Router (SER) and Kamailio developers meeting**, held on the 8th of June 8, 2010, at FhG FOKUS in Berlin. 
 + 
 +Number of participants:​ 16 
 + 
 +===== Main Topics ===== 
 + 
 +  - SIP SIMPLE Presence 
 +  - New in development version 
 +  - Management of next major release - 3.1.0 
 +  - Review of evolution ​so far and future development 
 +==== SIP SIMPLE presence ==== 
 + 
 +  * Inaki Baz Castillo 
 +    * update about IETF specs, pretty much pessimism regarding scalability and interoperability as well as future development of the current specs 
 +    * so far they look good only for services inside same provider 
 +    * OMA and RCS bring new specs on top of IETF, but mostly focused on IMS area 
 +    * summary of other presence and im systems: msn and xmpp 
 +    * a potential new presence specification from scratch trying to learn from the best of what is out there. 
 +  * Daniel-Constantin Mierla 
 +    * update about embedded XCAP server committed in GIT repository 
 +    * transport layer works for http/1.0 
 +    * the http/2.0 chunked needs some coding in the core 
 +    * not yet full implementation of XCAP requirements 
 + 
 + 
 +==== New in development ==== 
 + 
 +About the things planned to be finished before 3.1.0 and updates from related projects. 
 +  * other new features are already completed - not the subject of this discussion, see them at: 
 +    * http://​sip-router.org/​wiki/​features/​new-in-devel 
 + 
 + 
 +  * Andrei Pelinescu-Onciul 
 +    * update about asynchronous TLS 
 +      * code in a special branch, to be merge to master after some extra testing 
 +      * it reuses TCP async options, thus avoiding potential conflicts 
 +    * reason support for local CANCELs and E2E CANCELs (received CANCELs) 
 +      * pretty much done 
 +      * not merged yet because no documentation was written 
 +    * raw UDP socket support 
 +      * dedicated branch for now, targeting to boost UDP communication performances by avoiding some kernel limitations 
 +      * usage is configurable by script 
 +      * in the future can be reused for icmp support 
 +      * Marius volunteered for testing and reporting as the time allows. 
 +    * allow expressions in function parameters 
 +      * allowing expressions in function parameters for functions that have no fixups or use the pre-defined fixups 
 +      * part of NG module interface 
 +      * yet to be decided if to be pushed in 3.1 or the other next release (3.2) 
 +  * Henning Westerholt 
 +    * some new modules might be pushed in public repository before 3.1 
 +  * Timo Reimann 
 +    * work on dialog module to be split in enhancements to current architecture for 3.1 
 +    * major re-factoring as discussed on mailing lists for 3.2 
 +  * Daniel-Constantin Mierla 
 +    * finish work started for modules 
 +      * dispatcher - load balancing 
 +        * weight based distribution donw, next is call load distribution 
 +      * debugger - interactive config file debugging 
 +        * more user friendly output 
 +      * xhttp - embedded HTTP server 
 +        * http/1.0 done 
 +        * support for handling received chuncked body as in http/2.0 
 +      * xcap_server - embedded XCAP server 
 +        * works now with xhttp and sip transport layers 
 +        * next work is to complete XCAP specs, making K/S full featured embedded SIMPLE presence server - no external components to be needed anymore 
 +      * app_lua 
 +        * review of dynamic PV usage potential issues 
 +        * export more internal api to lua 
 +  * Dragos Vingarzan 
 +    * openimscore module should work out of the box with sip router core 
 +  * Bogdan Pintea 
 +    * updates about binrpc and patches to sercmd 
 +  * Marius Zbihlei 
 +    * Integration of kamctl/​sercmd - work so far, futures steps 
 +    * CFG framework integration in upcoming Kamailio 3.1. 
 +    * Status of a unified statistics framework between K and S 
 +  * Stefan Sayer 
 +    * status of GSoC2010 project for SEMS and Kamailio Presence Server 
 +    * SEMS 1.2.x is out - SIP signaling b2bua and media server 
 + 
 +==== Next release ==== 
 + 
 + 
 +  * the set of new features is very impressive 
 +    * http://​sip-router.org/​wiki/​features/​new-in-devel 
 +  * some modules need to be merged to ease further integration 
 +    * top list: sl, auth, rr 
 +  * next release to have a single stable branch 
 +  * freezing probably mid of July or a bit later to allow fair completion of started work 
 +  * target date for release 
 +    * September, probably to second part of it 
 +    * more precise date to be set at freezing time 
 +  * discussion whether to make it a LTS release 
 +    * the usual official support cycle is 1.5 - 2 years anyhow 
 + 
 +==== Review of evolution so far and the future development ==== 
 + 
 +  * integration process 
 +    * successfully completed for 3.0.0 - apart of seas which has now needed patches 
 +    * next is merging more modules that provide same functionality,​ main focus on non-db modules 
 +  * feedback for 3.0 
 +    * very good 
 +    * the new features are very attractive 
 +    * very solid version, reported issues haven'​t exceeded a normal major release case 
 +    * work effort for 3.0 and new features already done for 3.1 => the project offers a strong and reliable development team 
 +    * first half of 2010 had good coverage of the project to various events 
 +  * project devel resources are pretty much centralized under sip-router.org domain 
 +  * there is always space for better docs, plans to improve them to be summarized separately 
 +  * some ideas about what 3.2 should get flowed around, besides new dialog and presence server work 
 +  * participation to other events is already booked for second part of the year

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