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From Wido den Hollander <w...@widodh.nl>
Subject Re: [jira] [Commented] (CLOUDSTACK-9813) Use configdrive for userdata, metadata & password
Date Thu, 13 Jul 2017 07:12:17 GMT

> Op 12 juli 2017 om 23:41 schreef Marcus <shadowsor@gmail.com>:
> 
> 
> We've also seen in the past initiatives like object store and 'secondary
> storage free' zones. We may not want to cement the idea that we have
> secondary storage as a mountable filesystem that is highly available.
> 

+10

I would prefer that as well. The only thing you have to worry about is the live migration
of a VM.

But with a pre-migrate hook you can generate the ISO on the new hypervisor so that it's present
when the VM migrates.

Wido

> On Wed, Jul 12, 2017 at 5:40 PM Marcus <shadowsor@gmail.com> wrote:
> 
> > Can we not rely on secondary storage for config drive? I'd much rather see
> > it generated dynamically into a temp space during VM start, or (less
> > desirable) even during VM create on primary storage (perhaps in a
> > configdrive) directory where the root disk resides.  It just seems like a
> > bad idea to rely on mounting and availability of secondary storage (which
> > by design is supposed to be out of band from running VMs) to have a healthy
> > VM. People put a lot of work into their primary storage for VM
> > availability, not as much for secondary storage.
> >
> > On Wed, Jul 12, 2017 at 5:01 PM ilya musayev (JIRA) <jira@apache.org>
> > wrote:
> >
> >>
> >>     [
> >> https://issues.apache.org/jira/browse/CLOUDSTACK-9813?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16084678#comment-16084678
> >> ]
> >>
> >> ilya musayev commented on CLOUDSTACK-9813:
> >> ------------------------------------------
> >>
> >> Hey [~KrisSterckx] [~waegemae]
> >>
> >> The idea of storing config drive on secondary store - is actually bad and
> >> wont be approved by Information Security teams.
> >>
> >> Regards,
> >> ilya
> >>
> >> > Use configdrive for userdata, metadata & password
> >> > --------------------------------------------------
> >> >
> >> >                 Key: CLOUDSTACK-9813
> >> >                 URL:
> >> https://issues.apache.org/jira/browse/CLOUDSTACK-9813
> >> >             Project: CloudStack
> >> >          Issue Type: New Feature
> >> >      Security Level: Public(Anyone can view this level - this is the
> >> default.)
> >> >          Components: KVM, Network Controller, Secondary Storage,
> >> SystemVM, VMware
> >> >    Affects Versions: Future
> >> >            Reporter: Eric Waegeman
> >> >            Assignee: Kris Sterckx
> >> >
> >> > To avoid the use of an extra VM for the virtual router we implement
> >> configdrive for userdata, metadata & password.
> >> > The configdrive ISO is created on the secondary store and the KVM &
> >> VMware plugins are adapted to accept the configdrive ISO as second cdrom.
> >> > Is applicable for isolated, VPC and shared networks.
> >>
> >>
> >>
> >> --
> >> This message was sent by Atlassian JIRA
> >> (v6.4.14#64029)
> >>
> >

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