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

Tyler Couto tcouto at certain.com
Thu Jan 7 18:21:04 UTC 2016


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
>>>>
>>>>
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>>
>>
>>
>>
>



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