this is principal problem because library is running neutron-api in lxd container and in this container isn't have information about interface names, because is in separate network namespace.
root@juju-053afe-163-lxd-7:/home/ubuntu# lshw -quiet -class network -businfo | grep 0000:05:10.0 pci@0000:05:10.0 network MT27710 Family [ConnectX-4 Lx Virtual Function]
this is principal problem because library is running neutron-api in lxd container and in this container isn't have information about interface names, because is in separate network namespace.
root@juju- 053afe- 163-lxd- 7:/home/ ubuntu# lshw -quiet -class network -businfo | grep 0000:05:10.0
pci@0000:05:10.0 network MT27710 Family [ConnectX-4 Lx Virtual Function]