[ovirt-users] oVirt's VM backup
Nathanaël Blanchet
blanchet at abes.fr
Mon Sep 25 09:51:44 UTC 2017
Le 25/09/2017 à 11:27, Yaniv Kaul a écrit :
>
>
> On Mon, Sep 25, 2017 at 11:02 AM, Nathanaël Blanchet <blanchet at abes.fr
> <mailto:blanchet at abes.fr>> wrote:
>
>
>
> Le 24/09/2017 à 11:11, Yaniv Kaul a écrit :
>>
>>
>> On Sep 21, 2017 7:09 PM, "Nathanaël Blanchet" <blanchet at abes.fr
>> <mailto:blanchet at abes.fr>> wrote:
>>
>> Hi Bernardo,
>>
>> Thanks, I knew this tool, but it is based on sdk3 which will
>> be removed in the next version 4.2, so I'm looking at sdk4
>> project.
>>
> So it has recently changed! There was a dedicated ticket in
> bugzilla about this and many warnings intended to users, but
> nothing to tell sdk3 removal will be postponed...
>
>
> We decided to just let it stay, instead of forcing everyone to convert.
Nice to hear such a new, community is the key, and ovirt devs seem to
remember!
> Note that none of the new features since 4.0 are supported in v3 API,
> it has far fewer examples, documentation or features for the SDKs
> themselves (see[1] for example).
So does that mean v3 API will be kept far in the future? What about
derivated tools like ovirt-shell?
>
> From personal experience, I believe it is also easier to develop with
> the new SDKs.
> Y.
>
> [1] https://ovirt.org/blog/2017/05/higher-performance-for-python-sdk/
>
>
>>
>> SDKv3 will not be removed in 4.2.
>>
>> You may want to adapt it?
>>
>>
>> Note that you can gradually move to v4. You can mix v4 API with
>> v3 API and convert function by function.
>> Y.
>>
>>
>> Le 21/09/2017 à 17:08, Bernardo Juanicó a écrit :
>>> Hi Nathanael,
>>>
>>> You may want to take a look at this too:
>>>
>>> https://github.com/bjuanico/oVirtBackup
>>> <https://github.com/bjuanico/oVirtBackup>
>>>
>>> Regards,
>>>
>>> Bernardo
>>>
>>> PGP Key
>>> <http://pgp.mit.edu/pks/lookup?op=get&search=0x695E5BCE34263F5B>
>>> Skype: mattraken
>>>
>>> 2017-09-21 11:00 GMT-03:00 Nathanaël Blanchet
>>> <blanchet at abes.fr <mailto:blanchet at abes.fr>>:
>>>
>>> Hello Victor,
>>>
>>> I have some questions about your script
>>>
>>>
>>> Le 07/07/2017 à 23:40, Victor José Acosta Domínguez a
>>> écrit :
>>>> Hello everyone, i created a python tool to backup and
>>>> restore oVirt's VMs.
>>>>
>>>> Also i created a little "how to" on my blog:
>>>> http://blog.infratic.com/2017/07/create-ovirtrhevs-vm-backup/
>>>> <http://blog.infratic.com/2017/07/create-ovirtrhevs-vm-backup/>
>>>
>>> * Backup step is okay, and I get a usable qcow2 image
>>> of the snapshot vm in the backup vm. It seems to be
>>> compliant with the official backup API, except on
>>> the step 2.
>>>
>>> 1. /Take a snapshot of the virtual machine to be backed
>>> up - (existing oVirt REST API operation)/
>>> 2. /Back up the virtual machine configuration at the
>>> time of the snapshot (the disk configuration can be
>>> backed up as well if needed) - (added capability to
>>> oVirt as part of the Backup API)/
>>>
>>> I can't see any vm configuration anywhere but only the
>>> qcow2 disk itself
>>>
>>> 1. /Attach the disk snapshots that were created in (1)
>>> to the virtual appliance for data backup - (added
>>> capability to oVirt as part of the Backup API)/
>>> 2. /
>>> /
>>> 3. /Detach the disk snapshots that were attached in (4)
>>> from the virtual appliance - (added capability to
>>> oVirt as part of the Backup API)/
>>>
>>> An other case is when the vm to backup has more than one
>>> disk. After I tested it, I found that only one qcow2
>>> disk is saved on the backup vm. This is really a matter
>>> when the original vm has many disks part of lvm, it
>>> makes the vm restoration unusable.
>>>
>>> * About vm restoration, it seems that you are using
>>> the upload_disk api, so the disk is uploaded to the
>>> pre-defined storage domain, so it is not a real vm
>>> restoration.
>>>
>>> Do you plan to backup and restore a full VM (disks + vm
>>> definition) in a next release?
>>>
>>>>
>>>> I hope it help someone else
>>>>
>>>> Regards
>>>>
>>>> Victor Acosta
>>>>
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at ovirt.org <mailto:Users at ovirt.org>
>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>> <http://lists.ovirt.org/mailman/listinfo/users>
>>>
>>> --
>>> Nathanaël Blanchet
>>>
>>> Supervision réseau
>>> Pôle Infrastrutures Informatiques
>>> 227 avenue Professeur-Jean-Louis-Viala
>>> <https://maps.google.com/?q=227+avenue+Professeur-Jean-Louis-Viala&entry=gmail&source=g>
>>> 34193 MONTPELLIER CEDEX 5
>>> Tél. 33 (0)4 67 54 84 55
>>> Fax 33 (0)4 67 54 84 14
>>> blanchet at abes.fr <mailto:blanchet at abes.fr>
>>>
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at ovirt.org <mailto:Users at ovirt.org>
>>> http://lists.ovirt.org/mailman/listinfo/users
>>> <http://lists.ovirt.org/mailman/listinfo/users>
>>>
>>>
>>
>> --
>> Nathanaël Blanchet
>>
>> Supervision réseau
>> Pôle Infrastrutures Informatiques
>> 227 avenue Professeur-Jean-Louis-Viala
>> <https://maps.google.com/?q=227+avenue+Professeur-Jean-Louis-Viala&entry=gmail&source=g>
>> 34193 MONTPELLIER CEDEX 5
>> Tél. 33 (0)4 67 54 84 55
>> Fax 33 (0)4 67 54 84 14
>> blanchet at abes.fr <mailto:blanchet at abes.fr>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at ovirt.org <mailto:Users at ovirt.org>
>> http://lists.ovirt.org/mailman/listinfo/users
>> <http://lists.ovirt.org/mailman/listinfo/users>
>>
>>
>
> --
> Nathanaël Blanchet
>
> Supervision réseau
> Pôle Infrastrutures Informatiques
> 227 avenue Professeur-Jean-Louis-Viala
> <https://maps.google.com/?q=227+avenue+Professeur-Jean-Louis-Viala&entry=gmail&source=g>
> 34193 MONTPELLIER CEDEX 5
> Tél. 33 (0)4 67 54 84 55
> Fax 33 (0)4 67 54 84 14
> blanchet at abes.fr <mailto:blanchet at abes.fr>
>
>
--
Nathanaël Blanchet
Supervision réseau
Pôle Infrastrutures Informatiques
227 avenue Professeur-Jean-Louis-Viala
34193 MONTPELLIER CEDEX 5
Tél. 33 (0)4 67 54 84 55
Fax 33 (0)4 67 54 84 14
blanchet at abes.fr
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