Improve MAAS images-import processes
* Add check,that rackd finished bss sync
Unfortunatly, those check for now,possible only for all nodes
* Add a workaround for adding bss.
Maas doesn't have a possibility to check the stream-info import status.
On slow systems\network, boot-source may be added, but information from
it may not be imported yet.
A 400 error raises when trying to configure bss for such boot source
endpoint.
* TODO: maas formula requires refactor.
Current implementation doent care about service separation, aka
Region|rack controller|proxy|dhcpd deployments on different nodes and
related management. Like example - not possible to chose /different/
rack controller to process.
Closes-Bug: PROD-20858 (PROD:20858)
Change-Id: I8875cdb30e7db735db210412c4357da95fe8e320
3 files changed