[Openstack-operators] Adding a Physical Network Interface to an Instance
Lorin Hochstein
lorin at nimbisservices.com
Thu May 9 21:38:59 UTC 2013
What did your nova boot command look like? I believe you'll need to pass
two --nic args when you call it.
Sent from my iPhone
On May 9, 2013, at 5:17 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.
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