[ros-users] Topic Relaying between two different ROS masters
Jihoon
jihoonlee.in at gmail.com
Thu Apr 2 08:54:37 UTC 2015
Hello Jan,
I am one of multimaster-sig subscriber who definitely interested in your
usecase. So please ping us in mm sig.
In the meantime, we have developed multi master based multi robot system
using this packages. You may want to take a look.
http://wiki.ros.org/rocon_multimaster
http://wiki.ros.org/rocon_multimaster/Use%20Cases
Cheers,
Jihoon
On 2015년 04월 02일 17:42, Jan Winkler via ros-users wrote:
> Hey Tully,
>
> We have an event coming up where we will demonstrate robot tasks that
> include a set of simple collaborative aspects with multiple ROS masters.
> We will definitely need this functionality there. I'll keep the mailing
> list you suggested in the loop about our experiences with the existing
> solutions.
>
> Thanks for the pointer.
>
> Cheers,
> Jan
>
>
> On 02.04.2015 10:37, Tully Foote via ros-users wrote:
>> Hi Stephan,
>>
>> Sorry bad paste. the mailing list is here:
>> https://groups.google.com/group/ros-sig-mm
>>
>> Yes it hasn't been very active recently, but I would suggest that it
>> mostly a sign of what is there is meeting people use cases. The released
>> packages have been relatively stable for most of that time too.
>> Obviously it also hasn't been advertised much recently so also some
>> people didn't know about it. Hopefully this thread will raise it's
>> visibility.
>>
>> If you or anyone wants to jump in and push development further or get
>> feedback on a proposal or prototype there's over 80 people on the
>> mailing list who are interested in multi-master. Don't hesitate to jump
>> in a start a new discussion.
>>
>> Tully
>>
>> On Thu, Apr 2, 2015 at 1:13 AM, Stephan Opfer via ros-users
>> <ros-users at lists.ros.org <mailto:ros-users at lists.ros.org>> wrote:
>>
>> Hi Tully,
>>
>> the mailing list is the wiki? I guess you meant:
>> https://groups.google.com/__forum/#!forum/ros-sig-mm
>> <https://groups.google.com/forum/#!forum/ros-sig-mm>
>>
>> Unfortunately, there wasnt a post for almost 1 year.
>>
>> Greetings,
>> Stephan
>>
>> On 04/02/2015 06:30 AM, Tully Foote via ros-users wrote:
>>
>> Hi Jan et al,
>>
>> For awareness there's actually several multimaster
>> implementations and a
>> SIG for discussing them as well:
>> http://wiki.ros.org/sig/__Multimaster
>> <http://wiki.ros.org/sig/Multimaster>
>>
>> If anyone would like more info on any of these, I suggest you poke
>> around on that sig. The mailing list is:
>> http://wiki.ros.org/sig/__Multimaster
>> <http://wiki.ros.org/sig/Multimaster>
>>
>> Cheers,
>> Tully
>>
>> On Wed, Apr 1, 2015 at 8:55 PM, Jan Winkler via ros-users
>> <ros-users at lists.ros.org <mailto:ros-users at lists.ros.org>
>> <mailto:ros-users at lists.ros.__org
>> <mailto:ros-users at lists.ros.org>>> wrote:
>>
>> Hey,
>>
>> It does, especially that case.
>> I had a look over what Moritz sent around and wasn't aware
>> of the
>> mulitmaster project - looks pretty advanced :). I'll reconsider
>> using that one in the future if that works for us :).
>>
>> Cheers,
>> Jan
>>
>>
>> > On 01.04.2015, at 21:50, Ką Mykolas via ros-users
>> <ros-users at lists.ros.org <mailto:ros-users at lists.ros.org>
>> <mailto:ros-users at lists.ros.__org
>> <mailto:ros-users at lists.ros.org>>> wrote:
>> >
>> > Just wondering... does it work with masters from
>> different ROS
>> > versions? For example Groovy <---> Indigo.
>> >
>> >> On 4/1/15, Moritz Tenorth via ros-users
>> <ros-users at lists.ros.org <mailto:ros-users at lists.ros.org>
>> <mailto:ros-users at lists.ros.__org
>> <mailto:ros-users at lists.ros.org>>> wrote:
>> >> Hi,
>> >>
>> >> inwiefern ist das anders als
>> http://wiki.ros.org/__multimaster_fkie
>> <http://wiki.ros.org/multimaster_fkie> ?
>> >>
>> >> ciao
>> >> MoritzOn Apr 1, 2015 4:27 PM, Jan Winkler via ros-users
>> >> <ros-users at lists.ros.org
>> <mailto:ros-users at lists.ros.org>
>> <mailto:ros-users at lists.ros.__org
>> <mailto:ros-users at lists.ros.org>>> wrote:
>> >>>
>> >>> Hello everyone,
>> >>>
>> >>> In our lab, the requirement of sharing a topic between two
>> different ROS
>> >>> master instances came up in different contexts.
>> >>>
>> >>> I just wanted to let you know about the tool that was
>> developed
>> for that
>> >>> purpose:
>> >>>
>> >>> * https://github.com/code-iai/__topic_relay
>> <https://github.com/code-iai/topic_relay>
>> >>>
>> >>> It basically connects to both masters (without a priori
>> knowledge about
>> >>> the topic type) and blindly forwards messages between
>> the two
>> ROS master
>> >>> instances.
>> >>>
>> >>> I'm posting this in case anyone else runs into this
>> situation.
>> >>>
>> >>> NOTE: Its still pretty hacky, but works reliably for us
>> so far.
>> Will be
>> >>> cleaned up as soon as I find time to do that :).
>> >>>
>> >>> All the best,
>> >>> Jan
>> >>>
>> >>> --
>> >>> Dipl. Ing. Jan Winkler
>> >>> Institute for Artificial Intelligence
>> >>> University of Bremen
>> >>> Am Fallturm 1
>> >>> 28359 Bremen, Germany
>> >>> Phone: +49 421 218 64019
>> <tel:%2B49%20421%20218%2064019> <tel:%2B49%20421%20218%__2064019>
>> >>> Fax: +49 421 218 64047 <tel:%2B49%20421%20218%2064047>
>> <tel:%2B49%20421%20218%__2064047>
>> >>> EMail: winkler at cs.uni-bremen.de
>> <mailto:winkler at cs.uni-bremen.de>
>> <mailto:winkler at cs.uni-bremen.__de
>> <mailto:winkler at cs.uni-bremen.de>>
>> >>>
>> >>> Open-EASE - Web Analysis Tool for Robot Experience Data:
>> >>> http://www.open-ease.org/
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