When using charms.openstack in conjunction with charms.reactive.Endpoint-based interfaces you run into two issues:
1)
2018-10-17 09:29:40 INFO juju-log amqp:9: about to call the render_configs with (<relations.rabbitmq.requires.RabbitMQRequires object at 0x7f5df408be80>, <relations.keystone.requires.KeystoneRequires object at 0x7f5df408bf98>, <relations.mysql-shared.requires.MySQLSharedRequires object at 0x7f5df408ba20>)
2018-10-17 09:29:40 ERROR juju-log amqp:9: Hook error:
Traceback (most recent call last):
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/__init__.py", line 73, in main
bus.dispatch(restricted=restricted_mode)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/bus.py", line 390, in dispatch
_invoke(other_handlers)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/bus.py", line 359, in _invoke
handler.invoke()
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/bus.py", line 181, in invoke
self._action(*args)
File "/var/lib/juju/agents/unit-barbican-0/charm/reactive/barbican_handlers.py", line 58, in render_stuff
'secrets.available'))
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/charm/core.py", line 795, in render_with_interfaces
charm_instance=self))
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1139, in __init__
charm_instance=charm_instance)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1068, in __init__
self.add_relations(relations)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1090, in add_relations
self.add_relation(relation)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1097, in add_relation
adapter_name, adapter = self.make_adapter(relation)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1110, in make_adapter
relation_name = relation.relation_name.replace('-', '_')
AttributeError: 'BarbicanSecretsRequires' object has no attribute 'relation_name'
2)
Traceback (most recent call last):
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/__init__.py", line 73, in main
bus.dispatch(restricted=restricted_mode)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/bus.py", line 390, in dispatch
_invoke(other_handlers)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/bus.py", line 359, in _invoke
handler.invoke()
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms/reactive/bus.py", line 181, in invoke
self._action(*args)
File "/var/lib/juju/agents/unit-barbican-0/charm/reactive/barbican_handlers.py", line 58, in render_stuff
'secrets.available'))
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/charm/core.py", line 795, in render_with_interfaces
charm_instance=self))
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1142, in __init__
charm_instance=charm_instance)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1068, in __init__
self.add_relations(relations)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1090, in add_relations
self.add_relation(relation)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1097, in add_relation
adapter_name, adapter = self.make_adapter(relation)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 1117, in make_adapter
adapter = OpenStackRelationAdapter(relation)
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 111, in __init__
self._setup_properties()
File "/var/lib/juju/agents/unit-barbican-0/.venv/lib/python3.6/site-packages/charms_openstack/adapters.py", line 133, in _setup_properties
self.accessors.extend(self.relation.auto_accessors)
AttributeError: 'BarbicanSecretsRequires' object has no attribute 'auto_accessors'
https:/ /review. openstack. org/#/c/ 611287/