[Openstack-operators] Using bridge instead of routing by floating ips
igor.laskovy at gmail.com
Mon Aug 27 16:24:15 UTC 2012
So, you would like not to use the floating IP? Or you still need it?
On Aug 27, 2012 2:49 PM, "Heiko Krämer" <kraemer at avarteq.de> wrote:
> Heyho dear community,
> I'll try to find a solution how i can use a layer 3 load balancer
> (keepalived) with Openstack instances.
> This load balancer is shared to all projects and Keepalived will
> distribute all incoming connections (http, https, port xy) to the
> registered instances. It's only possible if the floating ip's are not
> routed by iptables and each instance have a second NIC with a unique Mac.
> I've found quantum instead of the default network manager but Quantum have
> no multi_host option ?! In addition Quantum will use vLan tagging and
> that's not possible for our setup. Or i'm wrong with vlan tagging?
> I'm using "FlatDHCPManager" to manage my network. It's installed on each
> compute node with "multi_host" flag. So the fixed_ips are using bridging
> but the floating will be routed with IPtables.
> Load balancer (keepalived) it's installed an configured on extra hosts.
> I've a very distributed cloud stack that means i'm using extra hosts for
> api and keystone, storage and image, many shared services (DB cluster,
> glusterfs cluster, mail cluster and so on)and compute/network nodes.
> If you have questions or need more detailled informations to answer,
> please ask :)
> Heiko Krämer
> IRC: foexle
> B. Sc. Informatik
> Heiko Krämer
> Twitter: @railshoster
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