While investigating https://bugs.launchpad.net/charm-manila-ganesha/+bug/1879908, I encountered errors related to neutron-dynamic-routing:
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager [req-74431ceb-ff96-4906-9a44-48d5bb630e31 dee5f0d2f3674b299f50b71400ed578e 6de081c45ce24eba9a492919b947939e - 9c299c599c024073ad9a89c0407d74e2 9c299c599c024073ad9a89c0407d74e2] Error during notification for neutron_dynamic_routing.services.bgp.bgp_plugin.BgpPlugin.port_callback-112253 port, after_update: AttributeError: 'NoneType' object has no attribute 'address_scope_id'
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager Traceback (most recent call last):
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager File "/usr/lib/python3/dist-packages/neutron_lib/callbacks/manager.py", line 197, in _notify_loop
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager callback(resource, event, trigger, **kwargs)
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager File "/usr/lib/python3/dist-packages/neutron_dynamic_routing/services/bgp/bgp_plugin.py", line 368, in port_callback
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager ext_nets = self.get_external_networks_for_port(ctx,
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager File "/usr/lib/python3/dist-packages/neutron_dynamic_routing/db/bgp_db.py", line 1189, in get_external_networks_for_port
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager ext_scope_set.add(ext_pool.address_scope_id)
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager AttributeError: 'NoneType' object has no attribute 'address_scope_id'
2020-05-20 23:11:14.050 40970 ERROR neutron_lib.callbacks.manager
https://openstack-ci-reports.ubuntu.com/artifacts/test_charm_pipeline_func_full/openstack/charm-manila/726804/2/5853/index.html
