Public bug reported:
Cannot create new instances because of an internal error. It seems like
that the docker client returns None instead of a empty array if not a
single container is started.
2014-02-09 15:01:44.077 ERROR nova.openstack.common.threadgroup [-] 'NoneType'
object is not iterable
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup Traceback (most
recent call last):
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/openstack/common/threadgroup.py", line 117, in wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup x.wait()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/openstack/common/threadgroup.py", line 49, in wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
self.thread.wait()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py", line 168, in
wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
self._exit_event.wait()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/event.py", line 116, in wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
hubs.get_hub().switch()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line 187, in
switch
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
self.greenlet.switch()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py", line 194, in
main
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup result =
function(*args, **kwargs)
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/openstack/common/service.py", line 480, in run_service
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
service.start()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/service.py", line 177, in start
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
self.manager.init_host()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/compute/manager.py", line 821, in init_host
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
self._destroy_evacuated_instances(context)
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/compute/manager.py", line 532, in
_destroy_evacuated_instances
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
local_instances = self._get_instances_on_driver(context, filters)
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/compute/manager.py", line 511, in _get_instances_on_driver
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
driver_instances = self.driver.list_instances()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/virt/docker/driver.py", line 96, in list_instances
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup for
container in self.docker.list_containers():
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup TypeError:
'NoneType' object is not iterable
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
** Affects: nova
Importance: Undecided
Assignee: Daniel Kuffner (daniel-kuffner)
Status: New
** Tags: docker
** Changed in: nova
Assignee: (unassigned) => Daniel Kuffner (daniel-kuffner)
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https://bugs.launchpad.net/bugs/1278104
Title:
Docker cannot start a new instance because of an internal error
Status in OpenStack Compute (Nova):
New
Bug description:
Cannot create new instances because of an internal error. It seems
like that the docker client returns None instead of a empty array if
not a single container is started.
2014-02-09 15:01:44.077 ERROR nova.openstack.common.threadgroup [-]
'NoneType' object is not iterable
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup Traceback
(most recent call last):
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/openstack/common/threadgroup.py", line 117, in wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup x.wait()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/openstack/common/threadgroup.py", line 49, in wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
self.thread.wait()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py", line 168, in
wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
self._exit_event.wait()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/event.py", line 116, in wait
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
hubs.get_hub().switch()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/hubs/hub.py", line 187, in
switch
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup return
self.greenlet.switch()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/usr/local/lib/python2.7/dist-packages/eventlet/greenthread.py", line 194, in
main
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup result =
function(*args, **kwargs)
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/openstack/common/service.py", line 480, in run_service
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
service.start()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/service.py", line 177, in start
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
self.manager.init_host()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/compute/manager.py", line 821, in init_host
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
self._destroy_evacuated_instances(context)
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/compute/manager.py", line 532, in
_destroy_evacuated_instances
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
local_instances = self._get_instances_on_driver(context, filters)
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/compute/manager.py", line 511, in _get_instances_on_driver
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
driver_instances = self.driver.list_instances()
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup File
"/opt/stack/nova/nova/virt/docker/driver.py", line 96, in list_instances
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup for
container in self.docker.list_containers():
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup TypeError:
'NoneType' object is not iterable
2014-02-09 15:01:44.077 TRACE nova.openstack.common.threadgroup
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