[Openstack] How to commucation vms in multi nodes using quantum?

livemoon mwjpiero at gmail.com
Thu Oct 25 02:23:23 UTC 2012


Good work , you are so nice.

On Thu, Oct 25, 2012 at 3:26 AM, Robert Kukura <rkukura at redhat.com> wrote:

> On 10/24/2012 12:42 PM, Dan Wendlandt wrote:
> > On Wed, Oct 24, 2012 at 3:22 AM, Gary Kotton <gkotton at redhat.com> wrote:
> >> Hi,
> >> In addition to Dan's comments you can also take a look at the following
> link
> >> http://wiki.openstack.org/ConfigureOpenvswitch.
> >
> > Is there any content on that wiki page that is not yet in the quantum
> > admin guide:
> http://docs.openstack.org/trunk/openstack-network/admin/content/?
> >    If so, we should file a bug to make sure it ends up in the admin
> > guide and that the wiki page is deleted so there is exactly one place
> > where we direct people and we avoid stale content.
> >
> > Bob is probably best to answer that question.
>
> I've already filed a docs bug to update the admin guide with the current
> configuration details for linuxbridge and openvswitch, and its assigned
> to me. I hope to get to this in the next few days. I'll remove the wiki
> page, which is also out-if-date, when its complete.
>
> -Bob
>
> >
> > Dan
> >
> >
> >> Thanks
> >> Gary
> >>
> >>
> >> On 10/24/2012 08:21 AM, livemoon wrote:
> >>
> >> Thanks Dan
> >>
> >> On Wed, Oct 24, 2012 at 2:15 PM, Dan Wendlandt <dan at nicira.com> wrote:
> >>>
> >>> On Tue, Oct 23, 2012 at 10:56 PM, livemoon <mwjpiero at gmail.com> wrote:
> >>>> Dan:
> >>>> Thank you for your help.
> >>>> If the server have three nics, which one will be used as port of
> >>>> "br-int". I
> >>>> must know how "br-int" work between two machines, and then I can make
> >>>> the
> >>>> physical interface which "br-int" use to one switch
> >>>
> >>> If you are using tunneling, the traffic will exit out the NIC based on
> >>> your physical server's routing table and the destination IP of the
> >>> tunnel.  For example, if your physical server is tunneling a packet to
> >>> a VM on a physical server with IP W.X.Y.Z, the packet will leave
> >>> whatever NIC has the route to reach W.X.Y.Z .
> >>>
> >>> Dan
> >>>
> >>>
> >>>
> >>>
> >>>>
> >>>> On Wed, Oct 24, 2012 at 11:52 AM, Dan Wendlandt <dan at nicira.com>
> wrote:
> >>>>>
> >>>>> all you need to do is create a bridge named "br-int", which is what
> >>>>> the linux devices representing the vm nics will be plugged into.
> >>>>>
> >>>>> since you are using tunneling, there is no need to create a br-ethX
> >>>>> and add a physical interface to it.
> >>>>>
> >>>>> dan
> >>>>>
> >>>>> p.s. btw, your config looks like its using database polling, which is
> >>>>> not preferred.  I'd suggest you use the default config, which uses
> RPC
> >>>>> communication between agents and the main quantum-server process
> >>>>>
> >>>>>
> >>>>> On Tue, Oct 23, 2012 at 8:44 PM, livemoon <mwjpiero at gmail.com>
> wrote:
> >>>>>> I know in one node,vm can work well.
> >>>>>> I want to know in multi nodes, do I need to create a br-ethX, and
> >>>>>> port
> >>>>>> the
> >>>>>> physical interface to it? how to do that in configuration?
> >>>>>>
> >>>>>> On Wed, Oct 24, 2012 at 11:36 AM, 刘家军 <iamljj at gmail.com> wrote:
> >>>>>>>
> >>>>>>> you just need to create one or more networks and specify which
> >>>>>>> network
> >>>>>>> to
> >>>>>>> use when booting vm.
> >>>>>>>
> >>>>>>> 2012/10/24 livemoon <mwjpiero at gmail.com>
> >>>>>>>>
> >>>>>>>> Hi, I use quantum as network. A question is if there are multi
> >>>>>>>> nodes,
> >>>>>>>> how
> >>>>>>>> to config to make vms communicate with each other in the same
> >>>>>>>> subnet.
> >>>>>>>>
> >>>>>>>> I use openvswitch as my plugin. And my setting is blow:
> >>>>>>>>
> >>>>>>>> [DATABASE]
> >>>>>>>> sql_connection = mysql://
> quantum:openstack at 172.16.1.1:3306/quantum
> >>>>>>>> reconnect_interval = 2
> >>>>>>>>
> >>>>>>>> [OVS]
> >>>>>>>>
> >>>>>>>> tenant_network_type = gre
> >>>>>>>> tunnel_id_ranges = 1:1000
> >>>>>>>> integration_bridge = br-int
> >>>>>>>> tunnel_bridge = br-tun
> >>>>>>>> local_ip = 172.16.1.2
> >>>>>>>>
> >>>>>>>> enable_tunneling = True
> >>>>>>>>
> >>>>>>>>
> >>>>>>>> [AGENT]
> >>>>>>>> polling_interval = 2
> >>>>>>>> root_helper = sudo /usr/bin/quantum-rootwrap
> >>>>>>>> /etc/quantum/rootwrap.conf
> >>>>>>>>
> >>>>>>>> --
> >>>>>>>> 非淡薄无以明志,非宁静无以致远
> >>>>>>>>
> >>>>>>>> _______________________________________________
> >>>>>>>> Mailing list: https://launchpad.net/~openstack
> >>>>>>>> Post to     : openstack at lists.launchpad.net
> >>>>>>>> Unsubscribe : https://launchpad.net/~openstack
> >>>>>>>> More help   : https://help.launchpad.net/ListHelp
> >>>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>> --
> >>>>>>> 刘家军@ljjjustin
> >>>>>>>
> >>>>>>
> >>>>>>
> >>>>>>
> >>>>>> --
> >>>>>> 非淡薄无以明志,非宁静无以致远
> >>>>>>
> >>>>>> _______________________________________________
> >>>>>> Mailing list: https://launchpad.net/~openstack
> >>>>>> Post to     : openstack at lists.launchpad.net
> >>>>>> Unsubscribe : https://launchpad.net/~openstack
> >>>>>> More help   : https://help.launchpad.net/ListHelp
> >>>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>> --
> >>>>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >>>>> Dan Wendlandt
> >>>>> Nicira, Inc: www.nicira.com
> >>>>> twitter: danwendlandt
> >>>>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> --
> >>>> 非淡薄无以明志,非宁静无以致远
> >>>
> >>>
> >>>
> >>> --
> >>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >>> Dan Wendlandt
> >>> Nicira, Inc: www.nicira.com
> >>> twitter: danwendlandt
> >>> ~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >>
> >>
> >>
> >>
> >> --
> >> Blog Site: livemoon.org
> >> Twitter: mwjpiero
> >> 非淡薄无以明志,非宁静无以致远
> >>
> >>
> >>
> >> _______________________________________________
> >> Mailing list: https://launchpad.net/~openstack
> >> Post to     : openstack at lists.launchpad.net
> >> Unsubscribe : https://launchpad.net/~openstack
> >> More help   : https://help.launchpad.net/ListHelp
> >>
> >>
> >>
> >> _______________________________________________
> >> Mailing list: https://launchpad.net/~openstack
> >> Post to     : openstack at lists.launchpad.net
> >> Unsubscribe : https://launchpad.net/~openstack
> >> More help   : https://help.launchpad.net/ListHelp
> >>
> >
> >
> >
>
>
> _______________________________________________
> Mailing list: https://launchpad.net/~openstack
> Post to     : openstack at lists.launchpad.net
> Unsubscribe : https://launchpad.net/~openstack
> More help   : https://help.launchpad.net/ListHelp
>



-- 
Blog Site: livemoon.org
Twitter: mwjpiero
非淡薄无以明志,非宁静无以致远
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