I have read the document you gave me, but can you list what specific information was deleted by the sealing action?

Thanks!

From: Liran Rotenberg <lrotenbe@redhat.com>
Sent: Sunday, August 22, 2021 11:33 PM
To: Tommy Sway <sz_cuitao@163.com>
Cc: Eitan Raviv <eraviv@redhat.com>; users@ovirt.org
Subject: Re: [ovirt-users] Re: what difference between the Cloud-Init Network Protocol options ?

On Sun, Aug 22, 2021 at 5:54 PM Tommy Sway <sz_cuitao@163.com> wrote:
>
> I see. Can I just ask again, I've seen this option when you're referring to sealed Linux, but I don't understand what it means? What is a sealed Linux, and how is it different from a non-sealed Linux? Can you explain, thank you!
>
Usually you make a template sealed and create multiple VMs from it. The sealing is clearing system specific details.
You may find this link handy for sealing:
https://access.redhat.com/documentation/en-us/red_hat_virtualization/4.4/html/virtual_machine_management_guide/chap-templates
>
>
> -----Original Message-----
> From: Liran Rotenberg <lrotenbe@redhat.com>
> Sent: Sunday, August 22, 2021 10:46 PM
> To: Tommy Sway <sz_cuitao@163.com>
> Cc: Eitan Raviv <eraviv@redhat.com>; users@ovirt.org
> Subject: Re: [ovirt-users] Re: what difference between the Cloud-Init Network Protocol options ?
>
> On Sun, Aug 22, 2021 at 2:05 PM Tommy Sway <sz_cuitao@163.com> wrote:
> >
> > What I want to know is if I use openstack metadata, do I need to configure any additional information related to openstack?  For example, do I need to set up an openstack node as an external provider to use cloud-init services based on it?
> >
> Not that I am aware of. It's just the protocol cloud-init will read the network information provided.
> You can set it via API/UI. Or, to set it within the custom script.
> Bottom line you need:
> A VM with cloud-init installed, service is running and enabled.
> Set the configuration you wish to set.
> If it's a first boot (usually a sealed VM) you can run the VM as you wish.
> If it's not the first boot, you will need to set the configuration within the Run-Once and run the VM as Run-Once.
>
> I hope it helps to your question,
> Liran
> >
> >
> >
> > -----Original Message-----
> > From: Liran Rotenberg <lrotenbe@redhat.com>
> > Sent: Sunday, August 22, 2021 4:01 PM
> > To: Tommy Sway <sz_cuitao@163.com>; Eitan Raviv <eraviv@redhat.com>
> > Cc: users@ovirt.org
> > Subject: Re: [ovirt-users] Re: what difference between the Cloud-Init Network Protocol options ?
> >
> > On Sun, Aug 22, 2021 at 9:35 AM Tommy Sway <sz_cuitao@163.com> wrote:
> > >
> > > Any one can help me ?
> > >
> > Adding +Eitan Raviv
> > The general information I can give is that older versions of cloud-init support ENI protocol when network configuration provided while on newer versions (EL7+, Eitan please correct me if I'm wrong), support the openstack protocol.
> > The ENI option was added to support the back compatibility of older OSes and cloud-init versions.
> >
> > Regards,
> > Liran
> > >
> > >
> > >
> > >
> > >
> > >
> > > From: users-bounces@ovirt.org <users-bounces@ovirt.org> On Behalf Of
> > > Tommy Sway
> > > Sent: Saturday, August 14, 2021 6:18 PM
> > > To: users@ovirt.org
> > > Subject: [ovirt-users] Re: what difference between the Cloud-Init Network Protocol options ?
> > >
> > >
> > >
> > > Any one can help to explain ?
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > From: users-bounces@ovirt.org <users-bounces@ovirt.org> On Behalf Of
> > > Tommy Sway
> > > Sent: Friday, August 13, 2021 12:55 PM
> > > To: users@ovirt.org
> > > Subject: [ovirt-users] what difference between the Cloud-Init Network Protocol options ?
> > >
> > >
> > >
> > > What is the difference between Openstack MateData and ENI in the cloud-init Network Protocol option? Or what kind of scenarios do they apply to?
> > >
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> > > EI
> > > 4YCJ3XVIPMZCMPBTAPY5LLS6/
> >
> >
>
>