[openstack-dev] [Quantum] Folsom Quantum with XenServer

John Garbutt John.Garbutt at citrix.com
Thu Jul 26 12:43:45 UTC 2012


Hi,

I am just look at setting up some QA inside Citrix that includes XenServer + Quantum.
My plan is to have an automated setup using DevStack and running Tempest smoke tests (eventually)

I have found this guide:
http://openvswitch.org/openstack/documentation/

And these guides:
http://wiki.openstack.org/RunningQuantumV2Api
http://wiki.openstack.org/QuantumDevstack

As I understand it, DevStack doesn't do the quantum install on XenServer yet?

I have got Folsom's openvswitch agent running in Dom0 using the python2.6 packages from EPEL. I don't like the bit where I had to install gcc and a new version of glibc, so I will go back and see if I can avoid that! Hopefully I can pull together a supplemental pack to do some of this work.

Just wanted to check if anyone else already has plans to do this work, or has already done this work? I assume this will be useful?

Does the quantum dhcp agent be have to be run on Dom0 in a similar fashion to the quantum agent?

Long term, is there a plan to use a XenAPI plugin, so these agents run next to nova-compute on XenServer? It should be simple to send the ovs calls in a very similar fashion to the iptables calls. It could be a bit like using a custom root-wrapper that sends the calls to Dom0 rather than doing sudo.

I am new to quantum, so sorry for such a newbie question (a pointer to docs that describe the details would be good). What do I need to do to use VLANs to isolate the traffic? Currently I have things working such that all the VMs in a tenant are attached to the same bridge. However, perhaps incorrectly, expected each tenant to get a different VLAN, and for those extra bridges to be created by Quantum, in a very similar way to the old VLAN support in nova. Is this happening because I have things configured incorrectly?

Cheers,
John



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