[Openstack] Quantum features in the folsom release

Jasper Aikema jasper at aikema.nl
Thu Oct 18 22:11:47 UTC 2012


Hello all,

I did report a bug about the lack of good documentation of quantum and
provider routing.

If you find the solution, can you add it to the bug report? Maybe I can
write a 'fix' for it.

The bug number is #1066782

Kind regards,

Jasper Aikema

> I have also tried it out in my lab by following steps documented in
> this URL,
>
>  
>
> http://docs.openstack.org/trunk/openstack-network/admin/content/app_demo.html
>
>  
>
> The floating IP address assigned to VM spawned off in controller node
> is working from, however, for VMs spawned off on compute node,
> floating IP address associated to them are not reachable from
> controller node or anywhere else. I don't have a dedicated physical
> machine running as network node; this node is combined into the
> controller node which is a real physical machine.
>
>  
>
> In the pages following the network diagram, the CLIs provided using
> eth1, eth2 etc, but didn't associate these network interface names
> with the three network links (mgmt net, data net, and public net)
> illustrated in the diagram. So maybe I'm still missing magic CLIs here
> to get multi node deployment working. Appreciate a lot if someone can
> shed some light here.
>
>  
>
> Thanks.
>
>  
>
> Dennis Qin
>
>  
>
> *From:*openstack-bounces+xiaohong.qin=emc.com at lists.launchpad.net
> [mailto:openstack-bounces+xiaohong.qin=emc.com at lists.launchpad.net]
> *On Behalf Of *Mohammad Banikazemi
> *Sent:* Thursday, October 18, 2012 6:15 AM
> *To:* Dan Wendlandt
> *Cc:* openstack-bounces+mb=us.ibm.com at lists.launchpad.net;
> openstack at lists.launchpad.net
> *Subject:* Re: [Openstack] Quantum features in the folsom release
>
>  
>
> Trying to setup something similar to the Demo Setup described on the
> Openstack Quantum Admin Guide posted at:
> http://docs.openstack.org/trunk/openstack-network/admin/content/app_demo.html.
> I am using devstack to do the installation.
>
> For the Network Node it says three network interfaces are required:
>
> >The node must have at least three network interfaces. The first is
> used to communicate with the controller node,
> >this is via the management network. The IP address of this interface
> should be configured to 100.1.1.12/24.
> >The second interface will be used for the VM traffic, this is on the
> data network. The third interface will be used to
> >connect to the external gateway on the network. This interface will
> be bridged to the Open vSwitch bridge "br-ex" interface.
>
> 1- Anyway we can set things up with only one or two interfaces? This
> is a real requirement or just to make the demo setup easier to implement?
>
> 2- Right now I only have two interfaces on my server and if I connect
> either of them to br-ex my server (the node and all the VMs on it)
> becomes unreachable. Right now I want to have only one single server
> for my experiments so I really do not need the network for VM traffic.
>
> 3- Is the br-eht1 bridge required for VM to VM communication is there
> to deal with namespaces? Earlier all I had to do to connect VMs on the
> same network together was to connect say eth1 directly to br-int. Now,
> there is this additional br-eth1 that needs to be created.
>
> Thanks.
>
> Inactive hide details for Dan Wendlandt ---09/10/2012 02:43:07 PM---On
> Mon, Sep 10, 2012 at 11:07 AM, Bilel Msekni <skible at hotmDan Wendlandt
> ---09/10/2012 02:43:07 PM---On Mon, Sep 10, 2012 at 11:07 AM, Bilel
> Msekni <skible at hotmail.fr <mailto:skible at hotmail.fr>> wrote: > Hi
> Stackers,
>
> From: Dan Wendlandt <dan at nicira.com <mailto:dan at nicira.com>>
> To: Bilel Msekni <skible at hotmail.fr <mailto:skible at hotmail.fr>>,
> Cc: openstack at lists.launchpad.net <mailto:openstack at lists.launchpad.net>
> Date: 09/10/2012 02:43 PM
> Subject: Re: [Openstack] Quantum features in the folsom release
> Sent by: openstack-bounces+mb=us.ibm.com at lists.launchpad.net
> <mailto:openstack-bounces+mb=us.ibm.com at lists.launchpad.net>
>
> ------------------------------------------------------------------------
>
>
>
>
> On Mon, Sep 10, 2012 at 11:07 AM, Bilel Msekni <skible at hotmail.fr
> <mailto:skible at hotmail.fr>> wrote:
> > Hi Stackers,
> >
> > Can someone here help me out by detailing the new Quantum features that will
> > be available in the Folsom release. Even a link or anything could help ! i
> > can't seem to find any proper documentation and i have to persuade my boss
> > about the potentials of Quantum :)
>
> Hi Bilel,
>
> Don't worry, the Quantum team is working hard on docs for Folsom as we
> speak.
>
> At an extremely high-level, the two main things that Quantum provides are:
>
> 1) A rich tenant-facing API for defining networks.  This let's tenants
> create rich network topologies, including multiple private networks,
> multi-tier web applications, etc. and choose which IP subnets are used
> on these networks (this even works if two tenants decide to use the
> same subnet).
>
> 2)  Quantum has pluggable backends that allow cloud operators to use
> more advanced network technologies on the back-end.  For example, you
> can use Open vSwitch tunneling to avoid limitations around VLANs or
> take advantage of a plugin that is aware of advanced hardware
> capabilities.
>
> The Quantum Admin Guide is still in draft form and we're hoping to
> have a publicly consumable draft near the end of this week.  That
> should provide the additional details about specific capabilities.
>
> Dan
>
>
> >
> > Thanks
> >
> > _______________________________________________
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> > More help   : https://help.launchpad.net/ListHelp
>
>
>
> -- 
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Dan Wendlandt
> Nicira, Inc: www.nicira.com <http://www.nicira.com>
> twitter: danwendlandt
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
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