Public bug reported:

Traceback below seems to be caused by passing a DB object into
create_router for the gw_info rather than a standard dict.


2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource 
[req-152d2fff-ec6f-4049-9753-e9bcf35bd7ef 
tempest-AutoAllocateNetworkTest-145714278 -] show failed: No details.
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource Traceback (most 
recent call last):
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/api/v2/resource.py", line 79, in resource
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     result = 
method(request=request, **args)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 151, in wrapper
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     ectxt.value = 
e.inner_exc
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 139, in wrapper
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return f(*args, 
**kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 92, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
traceback.format_exc())
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 87, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*dup_args, **dup_kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/api/v2/base.py", line 347, in show
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
parent_id=parent_id),
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/api/v2/base.py", line 310, in _item
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     obj = 
obj_getter(request.context, id, **kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 138, in 
get_auto_allocated_topology
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
tenant_id, default_external_network)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 165, in 
_build_topology
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
router_id=router_id, subnets=subnets)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 151, in 
_build_topology
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
default_external_network, subnets, tenant_id)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 289, in 
_provision_external_connectivity
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
{'router': router_args})
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 103, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
method(self, context, *args, **kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 151, in wrapper
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     ectxt.value = 
e.inner_exc
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 139, in wrapper
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return f(*args, 
**kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 92, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
traceback.format_exc())
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 87, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*dup_args, **dup_kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_hamode_db.py", line 474, in create_router
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self).create_router(context, router)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 1747, in create_router
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     router)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 103, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
method(self, context, *args, **kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 151, in wrapper
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     ectxt.value = 
e.inner_exc
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 139, in wrapper
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return f(*args, 
**kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 92, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
traceback.format_exc())
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 87, in wrapped
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*dup_args, **dup_kwargs)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 273, in create_router
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
transaction=False)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/common_db_mixin.py", line 76, in 
safe_creation
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     'exc': e})
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/common_db_mixin.py", line 68, in 
safe_creation
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     value = 
create_bindings(obj['id'])
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 260, in 
_update_gw_for_create_router
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     gw_info, 
router=router_db)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_gwmode_db.py", line 69, in 
_update_router_gw_info
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
router_id, info, router=router)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 517, in 
_update_router_gw_info
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     network_id = 
self._validate_gw_info(context, gw_port, info, ext_ips)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 408, in _validate_gw_info
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     network_id = 
info['network_id'] if info else None
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/sqlalchemy/models.py", line 54, 
in __getitem__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
getattr(self, key)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/attributes.py", line 
237, in __get__
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
self.impl.get(instance_state(instance), dict_)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/attributes.py", line 
578, in get
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     value = 
state._load_expired(state, passive)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/state.py", line 474, in 
_load_expired
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.manager.deferred_scalar_loader(self, toload)
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/loading.py", line 610, 
in load_scalar_attributes
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
(state_str(state)))
2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource 
DetachedInstanceError: Instance <ExternalNetwork at 0x7f518457ba50> is not 
bound to a Session; attribute refresh operation cannot proceed

** Affects: neutron
     Importance: Undecided
     Assignee: Kevin Benton (kevinbenton)
         Status: In Progress

** Changed in: neutron
     Assignee: (unassigned) => Kevin Benton (kevinbenton)

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https://bugs.launchpad.net/bugs/1616126

Title:
  detachedinstance error when creating router from auto allocate

Status in neutron:
  In Progress

Bug description:
  Traceback below seems to be caused by passing a DB object into
  create_router for the gw_info rather than a standard dict.

  
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource 
[req-152d2fff-ec6f-4049-9753-e9bcf35bd7ef 
tempest-AutoAllocateNetworkTest-145714278 -] show failed: No details.
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource Traceback (most 
recent call last):
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/api/v2/resource.py", line 79, in resource
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     result = 
method(request=request, **args)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 151, in wrapper
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     ectxt.value = 
e.inner_exc
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 139, in wrapper
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*args, **kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 92, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
traceback.format_exc())
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 87, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*dup_args, **dup_kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/api/v2/base.py", line 347, in show
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
parent_id=parent_id),
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/api/v2/base.py", line 310, in _item
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     obj = 
obj_getter(request.context, id, **kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 138, in 
get_auto_allocated_topology
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
tenant_id, default_external_network)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 165, in 
_build_topology
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
router_id=router_id, subnets=subnets)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 151, in 
_build_topology
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
default_external_network, subnets, tenant_id)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/services/auto_allocate/db.py", line 289, in 
_provision_external_connectivity
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
{'router': router_args})
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 103, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
method(self, context, *args, **kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 151, in wrapper
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     ectxt.value = 
e.inner_exc
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 139, in wrapper
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*args, **kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 92, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
traceback.format_exc())
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 87, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*dup_args, **dup_kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_hamode_db.py", line 474, in create_router
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self).create_router(context, router)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 1747, in create_router
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     router)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 103, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
method(self, context, *args, **kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 151, in wrapper
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     ectxt.value = 
e.inner_exc
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/api.py", line 139, in wrapper
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*args, **kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 92, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
traceback.format_exc())
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/api.py", line 87, in wrapped
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
f(*dup_args, **dup_kwargs)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 273, in create_router
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
transaction=False)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/common_db_mixin.py", line 76, in 
safe_creation
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     'exc': e})
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in 
__exit__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.force_reraise()
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in 
force_reraise
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
six.reraise(self.type_, self.value, self.tb)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/common_db_mixin.py", line 68, in 
safe_creation
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     value = 
create_bindings(obj['id'])
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 260, in 
_update_gw_for_create_router
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     gw_info, 
router=router_db)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_gwmode_db.py", line 69, in 
_update_router_gw_info
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     context, 
router_id, info, router=router)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 517, in 
_update_router_gw_info
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     network_id = 
self._validate_gw_info(context, gw_port, info, ext_ips)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/opt/stack/new/neutron/neutron/db/l3_db.py", line 408, in _validate_gw_info
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     network_id = 
info['network_id'] if info else None
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/oslo_db/sqlalchemy/models.py", line 54, 
in __getitem__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
getattr(self, key)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/attributes.py", line 
237, in __get__
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     return 
self.impl.get(instance_state(instance), dict_)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/attributes.py", line 
578, in get
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     value = 
state._load_expired(state, passive)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/state.py", line 474, in 
_load_expired
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
self.manager.deferred_scalar_loader(self, toload)
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource   File 
"/usr/local/lib/python2.7/dist-packages/sqlalchemy/orm/loading.py", line 610, 
in load_scalar_attributes
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource     
(state_str(state)))
  2016-08-23 12:29:55.959 18391 ERROR neutron.api.v2.resource 
DetachedInstanceError: Instance <ExternalNetwork at 0x7f518457ba50> is not 
bound to a Session; attribute refresh operation cannot proceed

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