[Openstack] how to decide orders of multiple nic

Yi Sun beyounn at gmail.com
Fri Nov 9 23:22:27 UTC 2012


Thanks, will these changes ever be added back to the later releases?
Yi

On Fri, Nov 9, 2012 at 1:02 PM, Vishvananda Ishaya
<vishvananda at gmail.com> wrote:
> The api doesn't support any way to order these, so they are being returned in db order. In essex we retrieved each network individually, but now they are retrieved together. I believe the following will fix your issue:
>
> diff --git a/nova/network/manager.py b/nova/network/manager.py
> index d032fe1..4866803 100644
> --- a/nova/network/manager.py
> +++ b/nova/network/manager.py
> @@ -1797,8 +1797,10 @@ class NetworkManager(manager.SchedulerDependentManager):
>                                     project_only="allow_none")
>
>      def _get_networks_by_uuids(self, context, network_uuids):
> -        return self.db.network_get_all_by_uuids(context, network_uuids,
> -                                                project_only="allow_none")
> +        networks = self.db.network_get_all_by_uuids(context, network_uuids,
> +                                                    project_only="allow_none")
> +        networks.sort(key=lambda x: network_uuids.index(x['uuid']))
> +        return networks
>
>      @wrap_check_policy
>      def get_vifs_by_instance(self, context, instance_id):
> @@ -2114,8 +2116,10 @@ class VlanManager(RPCAllocateFixedIP, FloatingIP, NetworkManager):
>          # NOTE(vish): Don't allow access to networks with project_id=None as
>          #             these are networksa that haven't been allocated to a
>          #             project yet.
> -        return self.db.network_get_all_by_uuids(context, network_uuids,
> -                                                project_only=True)
> +        networks = self.db.network_get_all_by_uuids(context, network_uuids,
> +                                                    project_only=True)
> +        networks.sort(key=lambda x: network_uuids.index(x['uuid']))
> +        return networks
>
>      def _get_networks_for_instance(self, context, instance_id, project_id,
>                                     requested_networks=None):
>
> If you could verify that it helps and report a bug, I would be happy to propose it into essex and backport it.
>
> Vish
>
> On Nov 9, 2012, at 11:57 AM, Yi Sun <beyounn at gmail.com> wrote:
>
>> I have two nic cards, I want eth0 to always be connected to network1
>> and eth1 to always be connected to network2.
>> In the essex, I can do this by arrange the order of --nic options in
>> the "nova boot" command. But in the folsom,it does not seem to work
>> anymore, the following commands connect eth0 to the same network
>> nova --no-cache boot --image db64c7ed-3496-499e-a097-73362cb5f447
>> --flavor 2 --nic net-id=ff899ad7-a0c2-4e46-a0a4-bf086eda9164 --nic
>> net-id=12e964db-14e3-4e85-98c8-45987c89e1d1 user-host-2
>> nova --no-cache boot --image db64c7ed-3496-499e-a097-73362cb5f447
>> --flavor 2  --nic net-id=12e964db-14e3-4e85-98c8-45987c89e1d1 --nic
>> net-id=ff899ad7-a0c2-4e46-a0a4-bf086eda9164 user-host-2
>>
>> Could someone tell me how to solve this problem?
>> Thanks
>> Yi
>> --
>> Android-x86
>> http://www.android-x86.org
>>
>> _______________________________________________
>> 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
>



-- 
Android-x86
http://www.android-x86.org




More information about the Openstack mailing list