[Openstack] Migrate instances/tenants between clouds

Allamaraju, Subbu subbu at subbu.org
Fri Oct 25 16:34:58 UTC 2013


+1.

On Oct 25, 2013, at 8:37 AM, Tim Bell <Tim.Bell at cern.ch> wrote:

> 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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