[Openstack] Migrate instances/tenants between clouds

Tim Bell Tim.Bell at cern.ch
Fri Oct 25 15:37:04 UTC 2013


We'd really appreciate it if there was a git tool that we could try out and put in pull requests for any further functions we need.

I feel the use case is reasonably common that if we can establish a tool for it, we could then propose a blueprint to include it into the mainstream product with test cases.

Tim

> -----Original Message-----
> From: Alexander Stellwag [mailto:openstack at stellwag.net]
> Sent: 25 October 2013 11:04
> To: Tim Bell; openstack at lists.openstack.org
> Subject: Re: [Openstack] Migrate instances/tenants between clouds
> 
> Tim,
> 
> On 24.10.2013 19:51, Tim Bell wrote:
> > Have you tried
> >
> > - snapshot
> > - glance download of the snapshot
> > - glance upload of the snapshot to new instance
> > - boot from snapshot
> 
> thank you very much. This is working fine but unfortunately not enough for us. This way, we loose all the metadata of both the instance
> and the
> template:
> 
> - security groups
> - SSH keys
> - attached volumes
> - associated fixed and floating IP addresses.
> 
> The idea is to have the VMs in the new environment appear exactly as they did in the old one, so simply moving a snapshot between the
> clouds does not work :(
> 
> We'll probably end up writing a migration tool to achieve our goals and I' pretty confident we'll be able to make it publicly available vo
> github.
> 
> Cheers,
> Alex
> --
> Alexander Stellwag
> Deutsche Telekom AG Products & Innovation Infrastructure Design





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