[openstack-dev] Replication multi cloud

Chmouel Boudjnah chmouel at enovance.com
Thu Mar 13 17:19:29 UTC 2014


You may be interested by this project as well :

https://github.com/stackforge/swiftsync

you would need to replicate your keystone in both way via mysql replication
or something like this (and have endpoint url changed as well obviously
there).

Chmouel



On Thu, Mar 13, 2014 at 5:25 PM, Marco Fargetta
<Marco.Fargetta at ct.infn.it>wrote:

> Thanks Donagh,
>
> I will take a look to the ontainer-to-container synchronization to
> understand if it fits with my scenario.
>
> Cheers,
> Marco
>
> On Thu, Mar 13, 2014 at 03:28:03PM +0000, McCabe, Donagh wrote:
> > Marco,
> >
> > The replication *inside* Swift is not intended to move data between two
> different Swift instances -- it's an internal data repair and rebalance
> mechanism.
> >
> > However, there is a different mechanism, called container-to-container
> synchronization that might be what you are looking for. It will sync two
> containers in different swift instances. The swift instances may be in
> different Keystone administrative domains -- the authentication is not
> based on Keystone. It does require that each swift instance be configured
> to "recognise" each other. However, this is only usable for low update
> rates.
> >
> > Regards,
> > Donagh
> >
> > -----Original Message-----
> > From: Fargetta Marco [mailto:marco.fargetta at ct.infn.it]
> > Sent: 13 March 2014 11:24
> > To: OpenStack Development Mailing List
> > Subject: [openstack-dev] [swift] Replication multi cloud
> >
> > Hi all,
> >
> > we would use the replication mechanism in swift to replicate the data in
> two swift instances deployed in different clouds with different keystones
> and administrative domains.
> >
> > Is this possible with the current replication facilities or they should
> stay in the same cloud sharing the keystone?
> >
> > Cheers,
> > Marco
> >
> >
> >
> > --
> > ====================================================
> > Eng. Marco Fargetta, PhD
> >
> > Istituto Nazionale di Fisica Nucleare (INFN) Catania, Italy
> >
> > EMail: Marco.Fargetta at ct.infn.it
> > ====================================================
> >
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>
> --
> ====================================================
> Eng. Marco Fargetta, PhD
>
> Istituto Nazionale di Fisica Nucleare (INFN)
> Catania, Italy
>
> EMail: Marco.Fargetta at ct.infn.it
> ====================================================
>
>
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