diff options
Diffstat (limited to 'nova/virt/libvirt/driver.py')
| -rw-r--r-- | nova/virt/libvirt/driver.py | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/nova/virt/libvirt/driver.py b/nova/virt/libvirt/driver.py index 94e7b1945a..d56ae3fd8c 100644 --- a/nova/virt/libvirt/driver.py +++ b/nova/virt/libvirt/driver.py @@ -10418,10 +10418,13 @@ class LibvirtDriver(driver.ComputeDriver): :param instance: the instance being migrated :param migrate_date: a LibvirtLiveMigrateData object """ - network_info = network_model.NetworkInfo( - [vif.source_vif for vif in migrate_data.vifs - if "source_vif" in vif and vif.source_vif]) - self._reattach_instance_vifs(context, instance, network_info) + # NOTE(artom) migrate_data.vifs might not be set if our Neutron doesn't + # have the multiple port bindings extension. + if 'vifs' in migrate_data and migrate_data.vifs: + network_info = network_model.NetworkInfo( + [vif.source_vif for vif in migrate_data.vifs + if "source_vif" in vif and vif.source_vif]) + self._reattach_instance_vifs(context, instance, network_info) def rollback_live_migration_at_destination(self, context, instance, network_info, |