[openstack-dev] [Oslo] oslo.messaging on VMs

Julien Danjou julien at danjou.info
Thu Mar 6 15:46:59 UTC 2014


On Thu, Mar 06 2014, Dmitry Mescheryakov wrote:

> So, messaging people, what is your opinion on that idea? I've already
> raised that question in the list [1], but seems like not everybody who
> has something to say participated. So I am resending with the
> different topic. For example, yesterday we started discussing security
> of the solution in the openstack-oslo channel. Doug Hellmann at the
> start raised two questions: is it possible to separate different
> tenants or applications with credentials and ACL so that they use
> different queues? My opinion that it is possible using RabbitMQ/Qpid
> management interface: for each application we can automatically create
> a new user with permission to access only her queues. Another question
> raised by Doug is how to mitigate a DOS attack coming from one tenant
> so that it does not affect another tenant. The thing is though
> different applications will use different queues, they are going to
> use a single broker.

What about using HTTP and the REST APIs? What's what supposed to be the
world facing interface of OpenStack. If you want to receive messages,
it's still possible to use long polling connections.

-- 
Julien Danjou
;; Free Software hacker
;; http://julien.danjou.info
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