On 2/7/18 4:24 PM, Luis Gomez wrote: > >> On Feb 7, 2018, at 4:09 PM, Mohamed Abdel Metaal <m.alaa...@hotmail.com >> <mailto:m.alaa...@hotmail.com>> wrote: >> >> Hello Jamo, >> >> Yes exactly, I have one instance of mininet running that should be connected >> to 3 opendaylight controllers. In my >> mininet python script i have defined that controllers should connect on >> 6653, 7753 and 8853 openflow ports. This >> should be somehow configured also in my opendaylight controllers for it to >> connect. I have tried changing port numbers >> in default(and legacy)-openflow-connection-config.xml for the 3 different >> opendaylight controllers and ports 8081/8080 >> for jetty.xml so they don’t collide but still I get the errors and the 2 >> other controllers cannot connect to my >> mininet instance.
Luis, is there a config we can tweak to tell OFP which port to listen on? Mohamed can you tweak your mininet python script to use the actual ip addresses of your controllers? seems that those would be different. In that case, why can't they all be listening on 6633? Thanks, JamO >> As a brief example just to make sure that my idea is clear: i run a mininet >> instance of 6 switches where each >> controller should only see/monitor/connect to 2 of the switches. > > I am not sure I full follow here: is this as simple as connect 2 switches to > a first controller, the next 2 switches to > a second controller and finally the last 2 switches to a third controller? if > so there is nothing to do in controller, > juts need to set mininet or OVS to do this, right? > >> >> Thank you for your response. >> >> ------------------------------------------------------------------------------------------------------------------------ >> *From:* Jamo Luhrsen <jluhr...@gmail.com <mailto:jluhr...@gmail.com>> >> *Sent:* Thursday, February 8, 2018 12:57:26 AM >> *To:* Mohamed Abdel Metaal; discuss@lists.opendaylight.org >> <mailto:discuss@lists.opendaylight.org>; openflowplugin-dev >> *Subject:* Re: [OpenDaylight Discuss] Multiple Controller implementation >> >> adding the openflowplugin-dev list here as well. >> >> Mohamed, >> >> I don't get the impression that your OpenDaylight controllers are in a >> clustering >> setup. Is that correct? >> >> I'm not totally following what you are trying to accomplish. You have just >> one >> mininet instance connecting to a single IP address, but you want the switches >> in that single mininet instance to somehow be distributed across multiple (3) >> OpenDaylight controllers? >> >> Can you elaborate a little more please? >> >> Thanks, >> JamO >> >> >> On 2/7/18 3:38 PM, Mohamed Abdel Metaal wrote: >> > I have a question regarding the implementation of multiple controllers >> > using OpenDaylight. >> > If I want to implement 3 controllers, each responsible for a certain >> > number of nodes in the topology (so we have 3 >> > domains) which are not overlapping, how can this be implemented? I have >> > experience with Floodlight controllers and I >> > could implement this by changing openflow port number along with other >> > ports in some properties file but in OpenDaylight >> > I always get errors when I run 3 instances of controllers and only the >> > first one gets connected to Mininet topology that >> > I implement with the controllers defined. >> > >> > _______________________________________________ >> > Discuss mailing list >> > Discuss@lists.opendaylight.org <mailto:Discuss@lists.opendaylight.org> >> > >> >https://nam03.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists.opendaylight.org%2Fmailman%2Flistinfo%2Fdiscuss&data=02%7C01%7C%7C78feb80f3d6445ffa54e08d56e868b68%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636536446494956220&sdata=YmTHBgBPJ%2FwVvUGrRMBJQOV5NeQME55c%2B2%2B11K873Vs%3D&reserved=0 >> > >> _______________________________________________ >> Discuss mailing list >> Discuss@lists.opendaylight.org <mailto:Discuss@lists.opendaylight.org> >> https://lists.opendaylight.org/mailman/listinfo/discuss > _______________________________________________ Discuss mailing list Discuss@lists.opendaylight.org https://lists.opendaylight.org/mailman/listinfo/discuss
