[ovirt-users] Single server hosted engine... almost there

[Derek Atkins]

Hi,

On Thu, December 8, 2016 11:15 am, Mark Steckel wrote:
>
> ----- Derek Atkins <derek at ihtfp.com> wrote:
>> Hi,
>>
>> Mark Steckel <mjs at fix.net> writes:
>>
>> > Am I missing and or just misunderstanding something here?
>> >
>> > Oh, and does ip_forwarding need to be set in the kernel? (ie
>> > net.ipv4.ip_forward=1)
>>
>> If you expect the host to act as the router for your /29, then yes, it
>> would need to forward packets.  You will also need to set up the
>> firewall on the host to properly forward packets through.
>>
>> It honestly might be easier for you to get an actual router instead of
>> trying to force your host to act as both host+router.  I suspect the
>> hosted-engine --deploy script wouldn't really know how to properly
>> handle the host as a router so it might either break that configuration
>> or at least not know how to set it up.
>
> Agreed. Unfortunately, the hosting company (Hetzner) providing the server
> requires the /29 to be on the host.
>
> Googling "ovirt Hetzner" shows that a number of people have attempted this
> at Hetzner and have run into various problems. Here is one of the more
> relevant examples:
>
>     http://lists.ovirt.org/pipermail/users/2014-January/019785.html
> (check out the first link)
>     http://lists.ovirt.org/pipermail/users/2014-February/020913.html
>
> So it seems this is doable, but needs a bit more finesse than I've used so
> far.

Yeah, I suspect you will need to set up your engine NOT using the
appliance, but instead install CentOS and then the engine inside the VM. 
This will give you more direct access to the engine VM, and should give
you the opportunity to set up the bridge routing during the process.

> Mark

-derek

-- 
       Derek Atkins                 617-623-3745
       derek at ihtfp.com             www.ihtfp.com
       Computer and Internet Security Consultant