Yes as long as you rerun engine-setup it should renew the internal CA
and it's certs, even if you don't actually upgrade the engine.

-Patrick Hibbs

On Fri, 2022-10-14 at 08:40 +0100, [email protected] wrote:
> Thanks Patrick.
> 
> We're not planning to upgrade the engine yet, would this solution
> still 
> be valid if I re-run the engine-setup process without upgrading to
> 4.5?
> 
> Thanks again.
> 
> El 2022-10-13 19:17, Patrick Hibbs escribió:
> > Hello,
> > 
> > That means the engine certificate signed by the internal engine CA
> > is
> > about to expire. (It's used to communicate with VDSM and VNC
> > connections.)
> > 
> > The engine should auto renew it during the next upgrade. If you
> > have
> > downtime, you can renew it manually by rerunning engine-setup on
> > the
> > engine host.
> > 
> > The custom cert you give to apache is not affected by this renewal,
> > but
> > the engine will start having issues if it's internal cert isn't
> > renewed.
> > 
> > Do keep in mind that some users have reported having issues when
> > renewing this cert, (engine-setup not actually renewing it
> > properly,
> > hosts loosing connectivity, etc.) so I would plan on there being a
> > complete service interruption, e.g. all VMs inaccessible / down,
> > during
> > the renewal process. (Maybe do it over a weekend.)
> > 
> > -Patrick Hibbs
> > 
> > On Thu, 2022-10-13 at 11:14 +0100, [email protected] wrote:
> > > Hi,
> > > 
> > > I'm running oVirt 4.4 and recently I got a message in the events
> > > list
> > > like this:
> > > 
> > >    Engine's certification is about to expire at 2022-10-30.
> > > Please
> > > renew
> > > the engine's certification.
> > > 
> > > What does that exactly mean? And how can it be renewed?
> > > 
> > > I'm using a custom TLS certificate both for web access and
> > > websocket
> > > proxy. Does it need to be renewed anyways?
> > > 
> > > Thanks.
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