Hello,

The Keystone Listener outputs the below error, over and over again, when 
processing a delete project event. Do you have any idea why this happens? 
Happens the same with Ocata and Pike versions.

Thank you,
Mihaela Balas

2018-02-16 15:36:02.673 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.673 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111624/334860, now - 111625/334860, monotonic - 895085.445269, 
last_heartbeat_sent - 895085.445263, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.675 1 DEBUG oslo_messaging._drivers.amqpdriver [-] received 
message with unique_id: 0a407a9a71b641c888c49c0d4674b607 __call__ 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:257
2018-02-16 15:36:02.675 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.675 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111625/334860, now - 111625/334863, monotonic - 895085.447218, 
last_heartbeat_sent - 895085.445263, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.676 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event publisher_id = identity.keystone-admin-api-2903979735-fsj57 
process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:72
2018-02-16 15:36:02.676 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event payload = {u'resource_info': 
u'79d3491d58e542ada54776d2bd68ef7e'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:73
2018-02-16 15:36:02.676 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event type = identity.project.deleted process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:74
2018-02-16 15:36:02.677 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event metadata = {'timestamp': u'2018-02-16 15:35:48.506374', 
'message_id': u'5cc2ef82-75a7-4ce9-a9eb-573ae008f4e4'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:75
2018-02-16 15:36:02.677 1 DEBUG barbican.queue.keystone_listener [-] Keystone 
Event: resource type=project, operation type=deleted, keystone 
id=79d3491d58e542ada54776d2bd68ef7e process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:80
2018-02-16 15:36:02.677 1 DEBUG barbican.tasks.keystone_consumer [-] Creating 
KeystoneEventConsumer task processor __init__ 
/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py:40
2018-02-16 15:36:02.677 1 DEBUG barbican.model.repositories [-] Getting 
session... get_session 
/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py:353
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources [-] Could not retrieve 
information needed to process task 'Project cleanup via Keystone 
notifications'.: TypeError: 'NoneType' object is not callable
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources Traceback (most recent 
call last):
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/resources.py", line 
91, in process
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources     entity = 
self.retrieve_entity(*args, **kwargs)
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py",
 line 67, in retrieve_entity
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources     
suppress_exception=True)
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 586, in find_by_external_project_id
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources     session = 
self.get_session(session)
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 354, in get_session
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources     return session or 
get_session()
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 161, in get_session
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources     return 
_SESSION_FACTORY()
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources TypeError: 'NoneType' 
object is not callable
2018-02-16 15:36:02.677 1 ERROR barbican.tasks.resources
2018-02-16 15:36:02.678 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: timed out _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.678 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: Timeout while waiting on RPC response - topic: 
"<unknown>", RPC method: "<unknown>" info: "<unknown>" _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.679 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.679 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111625/334863, now - 111626/334863, monotonic - 895085.450656, 
last_heartbeat_sent - 895085.450651, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.680 1 DEBUG oslo_messaging._drivers.amqpdriver [-] received 
message with unique_id: 0a407a9a71b641c888c49c0d4674b607 __call__ 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:257
2018-02-16 15:36:02.681 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.681 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111626/334863, now - 111626/334866, monotonic - 895085.452749, 
last_heartbeat_sent - 895085.450651, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.681 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event publisher_id = identity.keystone-admin-api-2903979735-fsj57 
process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:72
2018-02-16 15:36:02.682 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event payload = {u'resource_info': 
u'79d3491d58e542ada54776d2bd68ef7e'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:73
2018-02-16 15:36:02.682 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event type = identity.project.deleted process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:74
2018-02-16 15:36:02.682 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event metadata = {'timestamp': u'2018-02-16 15:35:48.506374', 
'message_id': u'5cc2ef82-75a7-4ce9-a9eb-573ae008f4e4'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:75
2018-02-16 15:36:02.682 1 DEBUG barbican.queue.keystone_listener [-] Keystone 
Event: resource type=project, operation type=deleted, keystone 
id=79d3491d58e542ada54776d2bd68ef7e process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:80
2018-02-16 15:36:02.682 1 DEBUG barbican.tasks.keystone_consumer [-] Creating 
KeystoneEventConsumer task processor __init__ 
/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py:40
2018-02-16 15:36:02.683 1 DEBUG barbican.model.repositories [-] Getting 
session... get_session 
/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py:353
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources [-] Could not retrieve 
information needed to process task 'Project cleanup via Keystone 
notifications'.: TypeError: 'NoneType' object is not callable
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources Traceback (most recent 
call last):
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/resources.py", line 
91, in process
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources     entity = 
self.retrieve_entity(*args, **kwargs)
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py",
 line 67, in retrieve_entity
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources     
suppress_exception=True)
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 586, in find_by_external_project_id
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources     session = 
self.get_session(session)
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 354, in get_session
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources     return session or 
get_session()
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 161, in get_session
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources     return 
_SESSION_FACTORY()
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources TypeError: 'NoneType' 
object is not callable
2018-02-16 15:36:02.683 1 ERROR barbican.tasks.resources
2018-02-16 15:36:02.683 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: timed out _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.684 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: Timeout while waiting on RPC response - topic: 
"<unknown>", RPC method: "<unknown>" info: "<unknown>" _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.684 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.684 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111626/334866, now - 111627/334866, monotonic - 895085.456135, 
last_heartbeat_sent - 895085.456126, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.685 1 DEBUG oslo_messaging._drivers.amqpdriver [-] received 
message with unique_id: 0a407a9a71b641c888c49c0d4674b607 __call__ 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:257
2018-02-16 15:36:02.686 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.686 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111627/334866, now - 111627/334869, monotonic - 895085.457888, 
last_heartbeat_sent - 895085.456126, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.686 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event publisher_id = identity.keystone-admin-api-2903979735-fsj57 
process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:72
2018-02-16 15:36:02.687 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event payload = {u'resource_info': 
u'79d3491d58e542ada54776d2bd68ef7e'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:73
2018-02-16 15:36:02.687 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event type = identity.project.deleted process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:74
2018-02-16 15:36:02.687 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event metadata = {'timestamp': u'2018-02-16 15:35:48.506374', 
'message_id': u'5cc2ef82-75a7-4ce9-a9eb-573ae008f4e4'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:75
2018-02-16 15:36:02.687 1 DEBUG barbican.queue.keystone_listener [-] Keystone 
Event: resource type=project, operation type=deleted, keystone 
id=79d3491d58e542ada54776d2bd68ef7e process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:80
2018-02-16 15:36:02.687 1 DEBUG barbican.tasks.keystone_consumer [-] Creating 
KeystoneEventConsumer task processor __init__ 
/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py:40
2018-02-16 15:36:02.688 1 DEBUG barbican.model.repositories [-] Getting 
session... get_session 
/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py:353
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources [-] Could not retrieve 
information needed to process task 'Project cleanup via Keystone 
notifications'.: TypeError: 'NoneType' object is not callable
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources Traceback (most recent 
call last):
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/resources.py", line 
91, in process
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources     entity = 
self.retrieve_entity(*args, **kwargs)
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py",
 line 67, in retrieve_entity
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources     
suppress_exception=True)
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 586, in find_by_external_project_id
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources     session = 
self.get_session(session)
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 354, in get_session
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources     return session or 
get_session()
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 161, in get_session
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources     return 
_SESSION_FACTORY()
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources TypeError: 'NoneType' 
object is not callable
2018-02-16 15:36:02.688 1 ERROR barbican.tasks.resources
2018-02-16 15:36:02.688 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: timed out _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.689 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: Timeout while waiting on RPC response - topic: 
"<unknown>", RPC method: "<unknown>" info: "<unknown>" _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.689 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.689 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111627/334869, now - 111628/334869, monotonic - 895085.461079, 
last_heartbeat_sent - 895085.461074, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.690 1 DEBUG oslo_messaging._drivers.amqpdriver [-] received 
message with unique_id: 0a407a9a71b641c888c49c0d4674b607 __call__ 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:257
2018-02-16 15:36:02.691 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.691 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111628/334869, now - 111628/334872, monotonic - 895085.462863, 
last_heartbeat_sent - 895085.461074, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.691 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event publisher_id = identity.keystone-admin-api-2903979735-fsj57 
process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:72
2018-02-16 15:36:02.691 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event payload = {u'resource_info': 
u'79d3491d58e542ada54776d2bd68ef7e'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:73
2018-02-16 15:36:02.692 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event type = identity.project.deleted process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:74
2018-02-16 15:36:02.692 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event metadata = {'timestamp': u'2018-02-16 15:35:48.506374', 
'message_id': u'5cc2ef82-75a7-4ce9-a9eb-573ae008f4e4'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:75
2018-02-16 15:36:02.692 1 DEBUG barbican.queue.keystone_listener [-] Keystone 
Event: resource type=project, operation type=deleted, keystone 
id=79d3491d58e542ada54776d2bd68ef7e process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:80
2018-02-16 15:36:02.692 1 DEBUG barbican.tasks.keystone_consumer [-] Creating 
KeystoneEventConsumer task processor __init__ 
/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py:40
2018-02-16 15:36:02.693 1 DEBUG barbican.model.repositories [-] Getting 
session... get_session 
/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py:353
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources [-] Could not retrieve 
information needed to process task 'Project cleanup via Keystone 
notifications'.: TypeError: 'NoneType' object is not callable
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources Traceback (most recent 
call last):
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/resources.py", line 
91, in process
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources     entity = 
self.retrieve_entity(*args, **kwargs)
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py",
 line 67, in retrieve_entity
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources     
suppress_exception=True)
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 586, in find_by_external_project_id
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources     session = 
self.get_session(session)
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 354, in get_session
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources     return session or 
get_session()
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 161, in get_session
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources     return 
_SESSION_FACTORY()
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources TypeError: 'NoneType' 
object is not callable
2018-02-16 15:36:02.693 1 ERROR barbican.tasks.resources
2018-02-16 15:36:02.693 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: timed out _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.694 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: Timeout while waiting on RPC response - topic: 
"<unknown>", RPC method: "<unknown>" info: "<unknown>" _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.694 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.694 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111628/334872, now - 111629/334872, monotonic - 895085.466161, 
last_heartbeat_sent - 895085.466156, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.695 1 DEBUG oslo_messaging._drivers.amqpdriver [-] received 
message with unique_id: 0a407a9a71b641c888c49c0d4674b607 __call__ 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:257
2018-02-16 15:36:02.696 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.696 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111629/334872, now - 111629/334875, monotonic - 895085.467837, 
last_heartbeat_sent - 895085.466156, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.696 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event publisher_id = identity.keystone-admin-api-2903979735-fsj57 
process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:72
2018-02-16 15:36:02.697 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event payload = {u'resource_info': 
u'79d3491d58e542ada54776d2bd68ef7e'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:73
2018-02-16 15:36:02.697 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event type = identity.project.deleted process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:74
2018-02-16 15:36:02.697 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event metadata = {'timestamp': u'2018-02-16 15:35:48.506374', 
'message_id': u'5cc2ef82-75a7-4ce9-a9eb-573ae008f4e4'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:75
2018-02-16 15:36:02.697 1 DEBUG barbican.queue.keystone_listener [-] Keystone 
Event: resource type=project, operation type=deleted, keystone 
id=79d3491d58e542ada54776d2bd68ef7e process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:80
2018-02-16 15:36:02.698 1 DEBUG barbican.tasks.keystone_consumer [-] Creating 
KeystoneEventConsumer task processor __init__ 
/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py:40
2018-02-16 15:36:02.698 1 DEBUG barbican.model.repositories [-] Getting 
session... get_session 
/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py:353
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources [-] Could not retrieve 
information needed to process task 'Project cleanup via Keystone 
notifications'.: TypeError: 'NoneType' object is not callable
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources Traceback (most recent 
call last):
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/resources.py", line 
91, in process
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources     entity = 
self.retrieve_entity(*args, **kwargs)
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py",
 line 67, in retrieve_entity
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources     
suppress_exception=True)
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 586, in find_by_external_project_id
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources     session = 
self.get_session(session)
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 354, in get_session
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources     return session or 
get_session()
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 161, in get_session
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources     return 
_SESSION_FACTORY()
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources TypeError: 'NoneType' 
object is not callable
2018-02-16 15:36:02.698 1 ERROR barbican.tasks.resources
2018-02-16 15:36:02.699 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: timed out _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.699 1 DEBUG oslo.messaging._drivers.impl_rabbit [-] Timed 
out waiting for RPC response: Timeout while waiting on RPC response - topic: 
"<unknown>", RPC method: "<unknown>" info: "<unknown>" _raise_timeout 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/impl_rabbit.py:1037
2018-02-16 15:36:02.699 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.700 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111629/334875, now - 111630/334875, monotonic - 895085.471446, 
last_heartbeat_sent - 895085.471435, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.704 1 DEBUG oslo_messaging._drivers.amqpdriver [-] received 
message with unique_id: 0a407a9a71b641c888c49c0d4674b607 __call__ 
/opt/barbican/lib/python2.7/site-packages/oslo_messaging/_drivers/amqpdriver.py:257
2018-02-16 15:36:02.705 1 DEBUG amqp [-] heartbeat_tick : for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:678
2018-02-16 15:36:02.705 1 DEBUG amqp [-] heartbeat_tick : Prev sent/recv: 
111630/334875, now - 111630/334878, monotonic - 895085.476801, 
last_heartbeat_sent - 895085.471435, heartbeat int. - 60 for connection 
ef42486446c34306bd10921b264da26b heartbeat_tick 
/opt/barbican/lib/python2.7/site-packages/amqp/connection.py:700
2018-02-16 15:36:02.705 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event publisher_id = identity.keystone-admin-api-2903979735-fsj57 
process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:72
2018-02-16 15:36:02.706 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event payload = {u'resource_info': 
u'79d3491d58e542ada54776d2bd68ef7e'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:73
2018-02-16 15:36:02.706 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event type = identity.project.deleted process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:74
2018-02-16 15:36:02.706 1 DEBUG barbican.queue.keystone_listener [-] Input 
keystone event metadata = {'timestamp': u'2018-02-16 15:35:48.506374', 
'message_id': u'5cc2ef82-75a7-4ce9-a9eb-573ae008f4e4'} process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:75
2018-02-16 15:36:02.706 1 DEBUG barbican.queue.keystone_listener [-] Keystone 
Event: resource type=project, operation type=deleted, keystone 
id=79d3491d58e542ada54776d2bd68ef7e process_event 
/opt/barbican/lib/python2.7/site-packages/barbican/queue/keystone_listener.py:80
2018-02-16 15:36:02.706 1 DEBUG barbican.tasks.keystone_consumer [-] Creating 
KeystoneEventConsumer task processor __init__ 
/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py:40
2018-02-16 15:36:02.706 1 DEBUG barbican.model.repositories [-] Getting 
session... get_session 
/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py:353
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources [-] Could not retrieve 
information needed to process task 'Project cleanup via Keystone 
notifications'.: TypeError: 'NoneType' object is not callable
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources Traceback (most recent 
call last):
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/resources.py", line 
91, in process
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources     entity = 
self.retrieve_entity(*args, **kwargs)
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/tasks/keystone_consumer.py",
 line 67, in retrieve_entity
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources     
suppress_exception=True)
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 586, in find_by_external_project_id
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources     session = 
self.get_session(session)
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 354, in get_session
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources     return session or 
get_session()
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources   File 
"/opt/barbican/lib/python2.7/site-packages/barbican/model/repositories.py", 
line 161, in get_session
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources     return 
_SESSION_FACTORY()
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources TypeError: 'NoneType' 
object is not callable
2018-02-16 15:36:02.707 1 ERROR barbican.tasks.resources

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