Thanks Tommaso. I browsed through the patch and added some comments to SLING-3223.
Regards, Toby On Tue, Nov 5, 2013 at 8:25 AM, Tommaso Teofili <[email protected]> wrote: > I've attached the code as a patch to SLING-3223 [1] so that it can be > reviewed. > > Given your review is positive, I think the next steps would be: > 1. discuss / vote for acceptance > 2. IP Clearance stuff (SGA + vote on [email protected]) > 3. commit to trunk > > Thanks and regards, > Tommaso > > [1] : https://issues.apache.org/jira/browse/SLING-3223 > > > 2013/11/4 Tommaso Teofili <[email protected]> > >> Hi all, >> >> thanks for the positive feedback. >> Answers to your questions below: >> >> > will this module work only between Sling instances, or will I be able >> to make it work with external systems? I'm thinking of integration with >> upstream proxy caches, like Varnish or Apache Traffic Server >> >> the current implementation is working on top of Sling, you may make it >> work with external systems by customizing it (e.g. sending custom HTTP >> requests to the cache to flush it) however I agree with Felix wrt using >> replication for cache invalidation. >> >> > Is this thing similar to Apache Cellar from Karaf ? >> >> I may be wrong but it seems to me something like what Cellar provides can >> be implemented with a combination of the discovery feature plus replication. >> >> I'll open a Jira issue and attach the code between today and tomorrow. >> Regards, >> Tommaso >> >> >> >> 2013/11/3 Felix Meschberger <[email protected]> >> >>> Hi >>> >>> >>> Am 03.11.2013 um 02:54 schrieb Dragos Dascalita Haut <[email protected] >>> >: >>> >>> > Interesting work Tommaso. Is this thing similar to Apache Cellar from >>> Karaf ? >>> >>> Interesting pointer. Somehow I have the impression Cellar is more >>> comparable to the Sling discovery feature .. >>> >>> Regards >>> Felix >>> >>> > >>> > Regards, >>> > dragos dascalita haut >>> > >>> > Sent from my iPad >>> > >>> >> On Nov 2, 2013, at 2:37 PM, Robert Munteanu <[email protected]> >>> wrote: >>> >> >>> >> Hi Tommaso, >>> >> >>> >> On Thu, Oct 31, 2013 at 4:41 PM, Tommaso Teofili >>> >> <[email protected]> wrote: >>> >>> Hi all, >>> >>> >>> >>> In the last weeks I've been working on an Apache Sling based >>> replication >>> >>> module and I'd like to donate it to the project so I'm wondering if >>> that >>> >>> may sound interesting for the community. >>> >>> >>> >>> Its main purpose is to "replicate" data between Sling instances. >>> >> >>> >> It sounds interesting indeed! >>> >> >>> >> A quick question - will this module work only between Sling instances, >>> >> or will I be able to make it work with external systems? I'm thinking >>> >> of integration with upstream proxy caches, like Varnish or Apache >>> >> Traffic Server. >>> >> >>> >> Robert >>> >> >>> >>> >>> >>> Some design concepts : >>> >>> - Replication agents are the responsible units for the replication of >>> data >>> >>> to a certain endpoint >>> >>> - Each replication agent is an OSGi service >>> >>> - Configuration of agents happens via OSGi configuration (e.g. by >>> adding >>> >>> nodes of type sling:OsgiConfig with certain properties as JSoN files) >>> >>> - Configuration of agents include: endpoint, instance authentication, >>> >>> transport implementation, binary format for data to be exchanged >>> >>> - Each agent manages one or more queues of data packages to be >>> replicated >>> >>> >>> >>> Main use case is master / slave architectures where data gets created >>> on >>> >>> the master and need to be replicated on the slaves which are publicly >>> >>> available, or viceversa where data gets created by the user and needs >>> to be >>> >>> consistently replicated in the other instances of the architecture. >>> >>> >>> >>> The current implementation is still a work in progress so don't >>> expect it >>> >>> to be full feature but maybe it's worth having it among the >>> extensions or >>> >>> either in a sandbox space. >>> >>> >>> >>> I can create a Jira issue and add the code as a patch / zip file if >>> there's >>> >>> interest. >>> >>> Looking forward to hear what you think, >>> >>> Regards, >>> >>> Tommaso >>> >>> >>
