openstack team mailing list archive

[Roman Sokolkov <rsokolkov@xxxxxxxxx>]

Why openstack doesn't use RPC for resize and migrate stuff?

We also plunged in this issue with automated deployment.

2012/6/6 Belmiro Moreira <moreira.belmiro.email.lists@xxxxxxxxx>

> Hi,
> I mention "nova" user because it's the default in the main distros.
> If I understood correctly your question, you can have different users...
> of course you need to distribute the right keys for ssh access and make
> sure they have the right permissions in your nova installation.
>
> cheers,
> Belmiro
>
> On Jun 6, 2012, at 2:12 AM, William Herry wrote:
>
> > Hi Belmiro, thanks for your share
> >
> > Is that required that the two node must have the same setting about the
> user, like they all use nova run nova-* command, what if I set them
> different(one of them run nova-* command with user 'stack', is it possible
> to make it work also?
> >
> > Thanks
> >
> > On Wed, Jun 6, 2012 at 2:17 AM, Belmiro Moreira <
> moreira.belmiro.email.lists@xxxxxxxxx> wrote:
> > Hi,
> > I spent some time today trying understand how to use successfully the
> “resize” and “migrate” in nova.  Because I couldn’t find any documentation…
> I share my experience.
> > I have a kvm multi-node installation using fedora 16.
> >
> > Migrate and resize use ssh to create the directories and transfer the
> image.
> > So you need to make sure that “nova” user is able to ssh the other
> compute nodes.
> >
> > Make sure you have this in your ssh configuration:
> > Host *
> >        StrictHostKeyChecking no
> >        UserKnownHostsFile=/dev/null
> >
> > Create a ssh key for “nova” and distribute it in your setup.
> > If you are using Fedora set selinux to permissive.
> > … and should work.
> >
> > cheers,
> > Belmiro
> >
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> >
> >
> > --
> >
> >
> >
> > William Herry
> > ====================
> > WilliamHerryChina@xxxxxxxxx
> >
>
>
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-- 
Regards, Roman Sokolkov