[Rdo-list] Openstack deployed in Openstack and 'external' access

Charles Short cems at ebi.ac.uk
Thu Feb 18 22:40:17 UTC 2016


Hi,

Ok, thanks. That would make perfect sense then.
I will see if I can make it work with flat/NoopFirewall.


Regards

Charles

On 18/02/2016 20:39, Marius Cornea wrote:
> Hi Charles,
>
> If I understand it right - since you are creating the external network
> with a vlan tag then the OV controller(nova instance in the OBM
> openstack) needs to send tagged frames which afaik doesn't work since
> ovs strips the tag. I see there's a blueprint[1] for vlan aware vms
> but it's not implemented.
>
> [1] http://specs.openstack.org/openstack/neutron-specs/specs/liberty/vlan-aware-vms.html
>
> On Thu, Feb 18, 2016 at 4:41 PM, Charles Short <cems at ebi.ac.uk> wrote:
>> Hi,
>>
>> I successfully deployed RDO Manager Liberty HA with VLANS  on some HP blades
>> + in-chassis switches with trunked VLANs ports (call this OBM  (Openstack
>> Bare Metal))
>> I wanted to deploy a test Openstack environment within this (call this OV
>> (Openstack Virtual))
>> So I created two instances in OBM, and used packstack to roll out one
>> controller and one compute node configured with vxlan tenant networks.
>> This all worked and I can fire up an instance in OV, and it gets an ip.
>> I then created an external network in OV with a VLAN id that matches an OBM
>> network. The plan was to access an instance in OV from an instance in OBM.
>> Problem is that the OV external network gateway is down, and after assigning
>> a floating ip to the OV instance I have no access to or from it. I can only
>> get to it from the network namespace on the OV controller (ip netns
>> exec....)
>> I have previously got this Openstack nested visualization working in VMware
>> (vCloud) by enabling promiscuous mode on dvs portgoup, and also enabling
>> promisc on the virtual interfaces of the virtual Openstack controllers.
>>
>> I tried enabling promiscuous mode on the OV controllers interfaces (OBM
>> instances), but this seemed to make no difference.
>>
>> Any tips? Is this possible?
>>
>> Thanks
>>
>> Charles
>>
>> --
>> Charles Short
>> Cloud Engineer
>> Virtualization and Cloud Team
>> European Bioinformatics Institute (EMBL-EBI)
>> Tel: +44 (0)1223 494205
>>
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-- 
Charles Short
Cloud Engineer
Virtualization and Cloud Team
European Bioinformatics Institute (EMBL-EBI)
Tel: +44 (0)1223 494205




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