It would be great to have a documentation page devoted to compiling these different solutions to service discovery; if anyone wants create a new markdown file in docs/ and submit a pull request or review on Review Board, add me as a reviewer!
Dave On Mon, Jun 29, 2015, at 08:19 PM, haosdent wrote: > Also have another service discovery tool. https://www.consul.io/ > https://github.com/CiscoCloud/mesos-consul > > On Tue, Jun 30, 2015 at 10:51 AM, zhou weitao > <zhouwtl...@gmail.com> wrote: >> >> >> 2015-06-30 6:23 GMT+08:00 Andras Kerekes >> <andras.kere...@ishisystems.com>: >>> Hi,____ >>> __ __ >>> Is there a preferred way to do service discovery in Mesos via mesos- >>> dns running on CoreOS? I’m trying to implement a simple app which >>> consists of two docker containers and one of them (A) depends on the >>> other (B). What I’d like to do is to tell container A to use a fix >>> dns name (containerB.marathon.mesos in case of mesos-dns) to find >>> the other service. There are at least 3 different ways I think it >>> can be done, but the 3 I found all have some shortcomings.____ >>> __ __ >>> __1.__Use SRV records to get the port along with the IP. Con: I’d >>> prefer not to build the logic of handling SRV records into the app, >>> it can be a legacy app that is difficult to modify____ >>> __2.__Use haproxy on slaves and connect via a well-known port on >>> localhost. Cons: the Marathon provided script does not run on >>> CoreOS, also I don’t know how to run haproxy on CoreOS outside of a >>> docker container. If it is running in a docker container, then how >>> can it dynamically allocate ports on localhost if a new service is >>> discovered in Marathon/Mesos? >> >> Do you know this repo? https://github.com/QubitProducts/bamboo . And >> here our corp one https://github.com/Dataman-Cloud/bamboo branched >> from the above. >> >>> ____ >>> __3.__Use dedicated port to bind the containers to. Con: I can have >>> only as many instances of a service as many slaves I have because >>> they bind to the same port.____ >>> __ __ >>> What other alternatives are there?____ >>> __ __ >>> Thanks,____ >>> Andras____ >> >> > > > > -- > Best Regards, Haosdent Huang
