[ovirt-users] Re: OVA export/import

I am using the Web GUI. Not the python sdk. On Wed, Jun 13, 2018 at 9:58 AM, RabidCicada <rabidcicada(a)gmail.com&gt; wrote: > Thanks for the quick reply, > > I am using 4.2.3 and Ovirt cannot import it's own generated OVA. That > is why my whole investigation started. Is it known to work for anyone > else? Based on your statement it seems like it should be capable of > importing it's own; But my install, perhaps JUST my install and > no-one elses :), cannot do so. Can anyone verify import of ovirt > generated OVA's works on ovirt 4.2.3? > > ~Kyle > > On Wed, Jun 13, 2018 at 9:54 AM, Arik Hadas <ahadas(a)redhat.com&gt; wrote: >> >> >> On Wed, Jun 13, 2018 at 4:04 PM, RabidCicada <rabidcicada(a)gmail.com&gt; wrote: >>> >>> All, >>> I recently tried to used the OVA export/import functionality. It >>> seems I misunderstood the intentions. I expected OVA export/import to >>> be reciprocal functionalities. I expected what we export as OVA to be >>> importable as OVA in ovirt. >>> >>> What I have found is the following: >>> >>> * It seems OVA export does export an OVA, though the format is not >>> spec compliant >>> * We use 'disk/' in the HostResource xml field instead of '/disk/' >>> for example in the ovf. >>> * It seems OVA import is intended specifically for VMWare OVA's? >>> * I thought I read about export domains being deprecated, and >>> incorrectly assumed the recently added OVA export/import was to make >>> things better for one off import/export. >>> >>> >>> Can anyone clarify the following: >>> * Is OVA import really just VMWare OVA's? >> >> >> No, you can provide OVAs that were generated by oVirt as an input as well. >> See examples [1] and [2] for doing this via the python-sdk. Doing that from >> the webadmin is trivial is exactly like importing OVA that was generated by >> VMware. >> >> [1] >> https://github.com/oVirt/ovirt-engine-sdk/blob/master/sdk/examples/import... >> [2] >> https://github.com/oVirt/ovirt-engine-sdk/blob/master/sdk/examples/upload... >> >>> >>> * Are we really not spec compliant with the OVA/OVF format as my >>> example above shows? OR do I misunderstand something? >> >> >> Well, we now use the same code for parsing OVFs that were generated by oVirt >> and ones that were generated by VMware. So that's an evidence for being >> compliant with the specification to some degree. >> >> Indeed, there may be things that we don't use when reading the OVF, like the >> field you mentioned, and therefore there may be some gaps here and there. >> >> Is this the only gap you found so far? if so then I would say we are in a >> really good place since fixing that should be trivial, see [3]. You are more >> than welcome to send a patch! >> >> [3] >> https://github.com/oVirt/ovirt-engine/blob/master/backend/manager/modules... >> >> >>> >>> * After spending my time yesterday, I recall now that the deprecation >>> of export domain is in favor of detaching and re-attaching ANY data >>> domain. >> >> >> Depending what you're looking for. >> If you want to *move* your entities (VMs/templates) from one deployment to >> another then sure, detach the domain (that will cause those entities to be >> deleted from the source environment), attach the domain to the new >> deployment and register the entities you want. That is relatively quick >> operation since no copy is needed. >> >> Export domains/OVAs are targeted for different scenario - when you want to >> *copy* you entities from one deployment to another. You export them >> somewhere and than import them from that place. >> >>> >>> * What is the purpose of our OVA export if we ourselves indeed cannot >>> import our own OVA? Or can you tell me how we import our own if I'm >>> wrong. >> >> >> Already answered. >> >>> >>> >>> Please feel free to overshare details :), as any context will help >>> prevent more confusion on my part. >>> >>> ~Kyle >>> _______________________________________________ >>> Users mailing list -- users(a)ovirt.org >>> To unsubscribe send an email to users-leave(a)ovirt.org >>> Privacy Statement: https://www.ovirt.org/site/privacy-policy/ >>> oVirt Code of Conduct: >>> https://www.ovirt.org/community/about/community-guidelines/ >>> List Archives: >>> https://lists.ovirt.org/archives/list/users@ovirt.org/message/MYWHJF4ZJS4... >> >>