[Openstack-operators] Adding a Physical Network Interface to an Instance
Steven Barnabas
sbarnabas at frontporch.com
Fri May 10 00:26:46 UTC 2013
Ok so every since i sent the nova-manage network create --fixed_range_v4=1.1.1.0/24 --num_networks=1 --network_size=256 --vlan=1 --label=IN-Interface --project=admin --bridge=br-eth4 --bridge_interface=eth4 My compute box cannot ping its own gateway. Also, my VM's cannot ping outside or any other node on the network.
I got everything else back up and running.
Steven Barnabas
Network Engineer
Front Porch, Inc.
209-288-5580
209-652-7733 mobile
www.frontporch.com
On May 9, 2013, at 3:49 PM, Steven Barnabas <sbarnabas at frontporch.com>
wrote:
> OK, I managed to delete the network through the console by scrubing the project first.
>
> Now I have no networks listed in my nova-manage network list but my old network is still showing up in Horizon.
>
> Should I just delete and start over?
>
>
>
>
> Steven Barnabas
> Network Engineer
> Front Porch, Inc.
> 209-288-5580
> 209-652-7733 mobile
> www.frontporch.com
>
>
>
> On May 9, 2013, at 3:39 PM, Steven Barnabas <sbarnabas at frontporch.com> wrote:
>
>> Ok, I did not boot from the console, I booted from Horizon. So i did not use any options.
>>
>> I also assigned the 1.1.1.1/24 to that network in horizon. It was already part of the project.
>>
>> When I did a nova-manage network list on the controller box, it was only showing the 1.1.1.1 network.
>>
>> I deleted the 1.1.1.1 network to start over through horizon.
>>
>> So now in Horizon, I see my original network, but when I do a nova-manage network list I still only see the 1.1.1.1 I tried to delete it but it says it cannot be found.
>>
>> i think i messed something up by using Horizon. I rebooted the Controller and the Compute box and it still just shows the 1.1.1.1 network.
>>
>>
>> Steven Barnabas
>> Network Engineer
>> Front Porch, Inc.
>> 209-288-5580
>> 209-652-7733 mobile
>> www.frontporch.com
>>
>>
>>
>> On May 9, 2013, at 2:44 PM, Joe Topjian <joe.topjian at cybera.ca> wrote:
>>
>>> Hi Steven,
>>>
>>> Great! Now, you might have to assign the network to the project which you will be launching instances from. It'll be something like:
>>>
>>> nova-manage network modify --fixed_range=1.1.1.0/24 --project=<uuid of project>
>>>
>>> check "nova-manage network modify" for more info.
>>>
>>> Then if you do "nova-manage network list" you should see the project uuid listed for two different networks.
>>>
>>> Thanks,
>>> Joe
>>>
>>>
>>> On Thu, May 9, 2013 at 3:16 PM, Steven Barnabas <sbarnabas at frontporch.com> wrote:
>>> ok I did this:
>>> nova-manage network create --fixed_range_v4=1.1.1.0/24 --num_networks=1 --network_size=256 --vlan=1 --label=IN-Interface --project=admin --bridge=br-eth4 --bridge_interface=eth4
>>>
>>> And it worked!
>>>
>>> this was the output:
>>> 2013-05-09 14:09:14 DEBUG nova.utils [req-55460cdf-fe87-4f86-9ffb-237dd8024ea9 None None] backend <module 'nova.db.sqlalchemy.api' from '/usr/lib/python2.7/dist-packages/nova/db/sqlalchemy/api.pyc'> __get_backend /usr/lib/python2.7/dist-packages/nova/utils.py:506
>>>
>>> But….It did not add a secondary Interface when I launched my VNC console to the instance through the gui. It actually replaced the first network with the second network. Not adding the second interface.
>>>
>>> Should I try launching it a different way?
>>>
>>>
>>> Thanks.
>>>
>>>
>>> Steven Barnabas
>>> Network Engineer
>>> Front Porch, Inc.
>>> 209-288-5580
>>> 209-652-7733 mobile
>>> www.frontporch.com
>>>
>>>
>>>
>>> On May 7, 2013, at 7:18 AM, Joe Topjian <joe.topjian at cybera.ca> wrote:
>>>
>>>> Hi Steven,
>>>>
>>>> Have you tried the --bridge_interface option?
>>>>
>>>> "nova-manage network create -h" shows both --bridge and --bridge_interface as options.
>>>>
>>>> Thanks,
>>>> Joe
>>>>
>>>>
>>>> On Mon, May 6, 2013 at 5:36 PM, Steven Barnabas <sbarnabas at frontporch.com> wrote:
>>>> Ok I changed my /etc/network/interfaces eth-4 interface to manual
>>>>
>>>> when I do a brctl show this is the output:
>>>> root at FPCompute:~# brctl show
>>>> bridge name bridge id STP enabled interfaces
>>>> br-eth0 0000.00151715ac78 no eth0
>>>> phy-br-eth0
>>>> br-eth4 0000.00188b4c7e7a no eth4
>>>> br-int 0000.d6e482502444 no int-br-eth0
>>>> qbr4ba9f712-ec 8000.7abe7483f8e4 no qvb4ba9f712-ec
>>>>
>>>> So the bridge is already there and the interface is mapped to it from what it looks like.
>>>>
>>>> When I do this:
>>>> nova-manage network create --fixed_range_v4=1.1.1.0/24 --num_networks=1 --network_size=256 --vlan=1 --label=IN-Interface --project=admin --bridge=br-eth4
>>>> I still get the:
>>>> Command failed, please check log for more info
>>>> 2013-05-06 16:18:07 CRITICAL nova [req-9d8bbe89-282c-4490-a3b1-643faeccc849 None None] bridge_interface is required to create a network.
>>>> 2013-05-06 16:18:07 22953 TRACE nova Traceback (most recent call last):
>>>> 2013-05-06 16:18:07 22953 TRACE nova File "/usr/bin/nova-manage", line 1404, in <module>
>>>> 2013-05-06 16:18:07 22953 TRACE nova main()
>>>> 2013-05-06 16:18:07 22953 TRACE nova File "/usr/bin/nova-manage", line 1391, in main
>>>> 2013-05-06 16:18:07 22953 TRACE nova fn(*fn_args, **fn_kwargs)
>>>> 2013-05-06 16:18:07 22953 TRACE nova File "/usr/bin/nova-manage", line 480, in create
>>>> 2013-05-06 16:18:07 22953 TRACE nova net_manager.create_networks(context.get_admin_context(), **kwargs)
>>>> 2013-05-06 16:18:07 22953 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/network/manager.py", line 2105, in create_networks
>>>> 2013-05-06 16:18:07 22953 TRACE nova self, context, vpn=True, **kwargs)
>>>> 2013-05-06 16:18:07 22953 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/network/manager.py", line 1461, in create_networks
>>>> 2013-05-06 16:18:07 22953 TRACE nova raise exception.NetworkNotCreated(req=fld)
>>>> 2013-05-06 16:18:07 22953 TRACE nova NetworkNotCreated: bridge_interface is required to create a network.
>>>> 2013-05-06 16:18:07 22953 TRACE nova
>>>>
>>>> I even tried adding br-eth4 to my /etc/network/interfaces and it still did not work. I removed that now.
>>>>
>>>>
>>>> Steven Barnabas
>>>> Network Engineer
>>>> Front Porch, Inc.
>>>> 209-288-5580
>>>> 209-652-7733 mobile
>>>> www.frontporch.com
>>>>
>>>>
>>>>
>>>> On May 4, 2013, at 7:42 AM, Joe Topjian <joe.topjian at cybera.ca> wrote:
>>>>
>>>>>> nova-manage network create --fixed_range_v4=1.1.1.0/24 --num_networks=1 --network_size=256 --vlan=1 --label=IN-Interface --project=admin --bridge=br-2
>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Joe Topjian
>>>> Systems Administrator
>>>> Cybera Inc.
>>>>
>>>> www.cybera.ca
>>>>
>>>> Cybera is a not-for-profit organization that works to spur and support innovation, for the economic benefit of Alberta, through the use of cyberinfrastructure.
>>>
>>>
>>>
>>>
>>> --
>>> Joe Topjian
>>> Systems Administrator
>>> Cybera Inc.
>>>
>>> www.cybera.ca
>>>
>>> Cybera is a not-for-profit organization that works to spur and support innovation, for the economic benefit of Alberta, through the use of cyberinfrastructure.
>>
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