[Openstack] Moving from Legacy with GRE to Provider with Linux bridge

Matt Kassawara mkassawara at gmail.com
Thu Jan 7 19:14:11 UTC 2016


I suggest joining the #openstack IRC channel on Freenode for more
interactive assistance. You can find me as Sam-I-Am there.

On Thu, Jan 7, 2016 at 11:48 AM, Tyler Couto <tcouto at certain.com> wrote:

> Well, I'm trying to figure that out. Which agents are they talking about?
> Is that the dhcp agent or the Linux bridge agent? What would be the name of
> the physical network? And what configuration directive could I add/change?
>
> Also, I forgot to add that the tap device for the dhcp agent is also
> failing to bind.
>
> Sent from my android device.
>
> -----Original Message-----
> From: Matt Kassawara <mkassawara at gmail.com>
> To: Tyler Couto <tcouto at certain.com>
> Cc: "openstack at lists.openstack.org" <openstack at lists.openstack.org>
> Sent: Thu, 07 Jan 2016 10:43 AM
> Subject: Re: [Openstack] Moving from Legacy with GRE to Provider with
> Linux bridge
>
> Do your agent(s) have an interface mapping for the physical network name
> on which you're trying to boot the VM?
>
> On Thu, Jan 7, 2016 at 11:21 AM, Tyler Couto <tcouto at certain.com> wrote:
>
>> Update: I’m getting this error in neutron/server.log with debug set to
>> true:
>> Network 4664ef9f-e401-4223-bed8-f070b9a8b4f5 is connected to physical
>> network provider, but agent openstack101 reported physical networks {}.
>> The physical network must be configured on the agent if binding is to
>> succeed.
>>
>> On 1/6/16, 12:10 PM, "Tyler Couto" <tcouto at certain.com> wrote:
>>
>> >Update: There is no bridge between the dhcp namespace and the physical
>> >interface on the controller node. Should one be created when I restart
>> the
>> >neutron services (server, linuxbridge-agent, dhcp-agent)?
>> >
>> >On 1/6/16, 11:25 AM, "Tyler Couto" <tcouto at certain.com> wrote:
>> >
>> >>Yes, the deployment worked with OVS + GRE.
>> >>
>> >>> From:  Matt Kassawara <mkassawara at gmail.com>
>> >>> Date:  Wednesday, January 6, 2016 at 10:57 AM
>> >>> To:  Tyler Couto <tcouto at certain.com>
>> >>> Cc:  "openstack at lists.openstack.org" <openstack at lists.openstack.org>
>> >>> Subject:  Re: [Openstack] Moving from Legacy with GRE to Provider with
>> >>>Linux bridge
>> >>>
>> >>>
>> >>> Could be a number of things. Did the deployment work with OVS + GRE
>> >>>before you moved to LB with provider networks?>
>> >>>
>> >>>> On Wed, Jan 6, 2016 at 11:36 AM, Tyler Couto <tcouto at certain.com>
>> >>>>wrote:
>> >>>>
>> >>>> Hi all,
>> >>>>
>> >>>> I¹m moving openstack from legacy networking with GRE to provider
>> >>>> networking with linux bridge. I¹m new to Openstack so I followed the
>> >>>>Kilo
>> >>>> installation guide and then decided provider networking would be
>> >>>>better
>> >>>> suited for our implementation.
>> >>>>
>> >>>> I¹ve modified neutron.conf, ml2_conf.ini, and dhcp_agent.ini as shown
>> >>>>in
>> >>>> http://docs.openstack.org/networking-guide/scenario_provider_lb.html
>> .
>> >>>>I
>> >>>> removed OVS; I recreated networks and subnets, and I removed the l3
>> >>>>agent.
>> >>>> I get stuck when I try to boot a cirros image. I get the following
>> >>>>error:
>> >>>>
>> >>>> compute-node:nova/nova-compute.log - `NovaException: Unexpected
>> >>>> vif_type=binding_failed`
>> >>>>
>> >>>>
>> >>>> Here¹s a gist of the neutron config files and some relevant logs.
>> >>>> https://gist.github.com/coutotyler/d8f2b8940a0b1c134206
>> >>>>
>> >>>>
>> >>>> I¹ve been working on this for a couple days, and I¹m pretty stuck, so
>> >>>>I
>> >>>> would really appreciate some help.
>> >>>>
>> >>>> Thanks!
>> >>>> Tyler
>> >>>>
>> >>>>
>> >>>> _______________________________________________
>> >>>> Mailing list:
>> >>>>http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>> >>>> Post to     : openstack at lists.openstack.org
>> >>>> Unsubscribe :
>> >>>>http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
>> >>
>> >>
>> >>
>> >>
>> >
>>
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>
>
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