Hi Iwase,
Thanks.
I have seen in some reference projects, multiple ryuapps are used.
Example:
ryu-manager app1.py app2.py
app1.py
class Router1(app_manager.RyuApp):
# trigger bgpspeaker1 here
app2.py
class Router2(app_manager.RyuApp):
# trigger bgpspeaker2 here
Will it work?
Thanks
Suresh
On Thu, Jun 14, 2018 at 12:02 PM, Yusuke Iwase <iwase.yusu...@gmail.com>
wrote:
> Hi Suresh,
>
> Hmmm...
> Ryu BGP Speaker seems to be a singleton per Python process, then we cannot
> spawn multiple speakers from a single Ryu application.
> Just an idea, how about spawning BGP Speakers as sub-processes of your
> application?
> And you can communicate with them via RPC API (this API does not seem to
> be documented yet though). Or you can implement your own REST APIs.
>
> Thanks,
> Iwase
>
>
> 2018/06/14 13:10、knet solutions <knetsolutio...@gmail.com>のメール:
>
> Hi Iwase,
>
> Thanks.
>
> I am getting the below error, when i try to trigger 2 BGP Speakers from
> app.py
>
> Traceback (most recent call last):
> File
> "/usr/local/lib/python3.5/dist-packages/ryu/services/protocols/bgp/api/base.py",
> line 209, in call
> return call(**kwargs)
> File
> "/usr/local/lib/python3.5/dist-packages/ryu/services/protocols/bgp/api/core.py",
> line 37, in start
> raise RuntimeConfigError('Current context has to be stopped to start '
> ryu.services.protocols.bgp.rtconf.base.RuntimeConfigError: 200.1 -
> Current context has to be stopped to start a new context.
>
> Any guidelines for implementation.
>
> Thanks
> Surehs
>
>
>
>
>
> On Wed, Jun 13, 2018 at 1:00 PM, Iwase Yusuke <iwase.yusu...@gmail.com>
> wrote:
>
>> Hi Suresh,
>>
>> Hmmm... I can not yet understand why you need to setup such topology
>> though...
>> You mean you need to spawn two BGP Speakers from a single Ryu application?
>> If you need to maintain routes separately on SDN-Rtr1/SDN-Rtr2 and need to
>> select the best path for each router, the per-peer local AS setting may
>> not be
>> suitable.
>>
>> Thanks,
>> Iwase
>>
>> On 2018年06月12日 20:30, knet solutions wrote:
>>
>>> Hi Iwase,
>>>
>>> The use case is like below,
>>>
>>>
>>> Rtr1-------SDN-Rtr1-------Rtr2------SDN-Rtr2-----Rtr3
>>>
>>>
>>> Rtr1, Rtr2, Rtr3 are traditional BGP Routers
>>> SDN-Rtr1, and SDN-Rtr2 are BGP Speakers.
>>>
>>>
>>> SDN-Rtr1(RYU Bgp speaker) connects to two neighbors Rtr1 and Rtr2.
>>> SDN-Rtr2(RYU Bgp speaker) connects to two neighbors Rtr2 and Rtr3.
>>>
>>> In this use case, Any possibility of running with single BGP Speaker
>>> instance?
>>>
>>> Thanks
>>> Suresh
>>>
>>>
>>> On Mon, Jun 11, 2018 at 7:30 AM, Iwase Yusuke <iwase.yusu...@gmail.com
>>> <mailto:iwase.yusu...@gmail.com>> wrote:
>>>
>>> Hi,
>>>
>>> I think you need to specify the following options in order to avoid
>>> the
>>> conflicts of listening ports.
>>>
>>> - BGP listen host addresses (or port number)
>>> https://github.com/osrg/ryu/blob/c29c9019ac8ab862bbc0caad7d4
>>> 9220f27ed0cf0/ryu/services/protocols/bgp/bgp_sample_conf.py#L51-L52
>>> <https://github.com/osrg/ryu/blob/c29c9019ac8ab862bbc0caad7d
>>> 49220f27ed0cf0/ryu/services/protocols/bgp/bgp_sample_conf.py#L51-L52>
>>>
>>> - RPC listen host address (or port number) for BGP
>>> $ ryu-manager -h
>>> ...(snip)...
>>> --bgp-app-rpc-host BGP-APP_RPC_HOST
>>> IP for RPC server (default: 0.0.0.0)
>>> --bgp-app-rpc-port BGP-APP_RPC_PORT
>>> Port for RPC server (default: 50002)
>>> ...(snip)...
>>>
>>> - SSH console host address (or port number) for BGP
>>> https://github.com/osrg/ryu/blob/c29c9019ac8ab862bbc0caad7d4
>>> 9220f27ed0cf0/ryu/services/protocols/bgp/bgp_sample_conf.py#L400-L401
>>> <https://github.com/osrg/ryu/blob/c29c9019ac8ab862bbc0caad7d
>>> 49220f27ed0cf0/ryu/services/protocols/bgp/bgp_sample_conf.py#L400-L401>
>>>
>>>
>>> BTW, why you need to run multiple BGP Speakers at the same time? Ryu
>>> BGP Speaker
>>> supports per-peer AS number configuration, you can setup multiple
>>> connections
>>> with routers in different ASs. If this feature is sufficient for
>>> your use-case,
>>> it should be more appropriate than running multiple BGP Speakers.
>>> http://ryu.readthedocs.io/en/latest/library_bgp_speaker_ref.
>>> html#ryu.services.protocols.bgp.bgpspeaker.BGPSpeaker.neighbor_add
>>> <http://ryu.readthedocs.io/en/latest/library_bgp_speaker_ref
>>> .html#ryu.services.protocols.bgp.bgpspeaker.BGPSpeaker.neighbor_add>
>>>
>>>
>>> Thanks,
>>> Iwase
>>>
>>>
>>> On 2018年06月07日 23:03, knet solutions wrote:
>>>
>>> Can we run multiple BGP Speakers in the RYU application?
>>>
>>> -- */Regards,
>>> /*
>>> */Knet solutions./*
>>>
>>> https://github.com/knetsolutions/KNet
>>> <https://github.com/knetsolutions/KNet>
>>> http://knet-topology-builder.readthedocs.io/
>>> <http://knet-topology-builder.readthedocs.io/>
>>> http://knetsolutions.in/
>>>
>>>
>>>
>>> ------------------------------------------------------------
>>> ------------------
>>> Check out the vibrant tech community on one of the world's most
>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>>
>>>
>>>
>>> _______________________________________________
>>> Ryu-devel mailing list
>>> Ryu-devel@lists.sourceforge.net <mailto:Ryu-devel@lists.source
>>> forge.net>
>>> https://lists.sourceforge.net/lists/listinfo/ryu-devel
>>> <https://lists.sourceforge.net/lists/listinfo/ryu-devel>
>>>
>>>
>>>
>>>
>>> --
>>> */Regards,
>>> /*
>>> */Knet solutions./*
>>>
>>> https://github.com/knetsolutions/KNet
>>> http://knet-topology-builder.readthedocs.io/
>>> http://knetsolutions.in/
>>>
>>>
>>>
>>> ------------------------------------------------------------
>>> ------------------
>>> Check out the vibrant tech community on one of the world's most
>>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>>>
>>>
>>>
>>> _______________________________________________
>>> Ryu-devel mailing list
>>> Ryu-devel@lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/ryu-devel
>>>
>>>
>
>
> --
>
> *Regards, *
> *Knet solutions.*
>
> https://github.com/knetsolutions/KNet
> http://knet-topology-builder.readthedocs.io/
> http://knetsolutions.in/
>
>
--
*Regards, *
*Knet solutions.*
https://github.com/knetsolutions/KNet
http://knet-topology-builder.readthedocs.io/
http://knetsolutions.in/
------------------------------------------------------------------------------
Check out the vibrant tech community on one of the world's most
engaging tech sites, Slashdot.org! http://sdm.link/slashdot
_______________________________________________
Ryu-devel mailing list
Ryu-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/ryu-devel
