[Kolla] update

Ignazio Cassano ignaziocassano at gmail.com
Mon Aug 30 16:55:06 UTC 2021


It seems a good idea.
Thanks
Ignazio

Il Lun 30 Ago 2021, 18:51 Sean Mooney <smooney at redhat.com> ha scritto:

> On Mon, 2021-08-30 at 18:31 +0200, Ignazio Cassano wrote:
> > Hello Sean, I am agree to use a testing environment before running on
> > production.
> > I wonder if kolla detects the presence of new images and makes all needed
> > steps for stopping containers and restarting from new images.
> if you are not changing the tag then no kolla wont see that the tag was
> updated on docker hub and pull the new images
>
> if you are building your own images and pushign them to a local registry
> with a new tag e.g. train-30-08-2021 and then you
> update the tag in your gloabl.yaml kolla will detech that that image is
> not avaiable local on the nodes, pull it and then update it.
>
> generally i would suggest when you pull the images to your local regestry
> you tag them your self with a new tag and then update
> the tag in your gloabl.yml so that you can roll back to the old images
> eaislly if you need too.
>
>
> > I am new on docker.
> > I am asking because in my last update I got same issues in hacluster and
> > rabbitmq.
> > I solved stopping, remove related containers and volumes and deploying
> > again.
> > Ignazio
> >
> >
> > Il Lun 30 Ago 2021, 18:19 Sean Mooney <smooney at redhat.com> ha scritto:
> >
> > > On Mon, 2021-08-30 at 17:46 +0200, Ignazio Cassano wrote:
> > > > Hello, I would like to ask if the procedure I am using for update my
> > > kolla
> > > > wallaby is correct.
> > > > Every week new images are released so I execute the following steps:
> > > >
> > > > 1. Pull new images on my local registry
> > > >
> > > > 2 pull new images from my local registry to controllers and compute
> nodes
> > > >
> > > > 3 kolla-ansible deploy
> > > >
> > > > Are the above steps the correct way or I missed something?
> > > > Must I clean something before deploying ?
> > > > Thanks
> > >
> > > that is more or less what i have seen recommended in the past yes.
> > >
> > > you cna use deploy or reconfigure.
> > > in generall kolla-ansible upgrade is not needed unless you are doing a
> > > major version bump
> > > so in your case pulling the images then running deploy should simply
> > > replace the containers.
> > >
> > > one thing you are proably missing is removing unused un tagged images
> form
> > > the nodes.
> > > e.g. you will want to perodically remove the old images so that they
> disks
> > > dont fill up.
> > >
> > > you also proably want to add a staging step between 1 and 2 wheere you
> > > test thsi on a small test env first just to make sure there
> > > are no surpriese before pushing to production.
> > > >
> > > > Ignazio
> > >
> > >
> > >
>
>
>
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