1) make sure we know disk/container format when we register the image
2) force glance to accept undefined disk/container format without throwing an error or providing a default
Option 2 might be our only sensible solution at this point, as I don't think we can standardize on snapshot formats yet
Two ways to fix this:
1) make sure we know disk/container format when we register the image
2) force glance to accept undefined disk/container format without throwing an error or providing a default
Option 2 might be our only sensible solution at this point, as I don't think we can standardize on snapshot formats yet