Public bug reported:
the error output in nova-api.log is :
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions
[req-56dda11e-3041-4fac-8342-bb643643a1c7 e88120bc348c4f3ca37207ef4bcd3b90
43b2137632ac4ad8b2
df8c0d27f13fb8 - - -] Unexpected exception in API method
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions Traceback
(most recent call last):
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/api/openstack/extensions.py", line 478,
in wrap
ped
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 73, in
wrappe
r
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/api/openstack/compute/aggregates.py",
line 169,
in _remove_host
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/exception.py", line 89, in wrapped
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 195, in __exit__
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions
six.reraise(self.type_, self.value, self.tb)
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/exception.py", line 72, in wrapped
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/compute/api.py", line 3908, in
remove_host_from
_aggregate
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/oslo_versionedobjects/base.py", line 213, in
wrapper
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions return
fn(self, *args, **kwargs)
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/objects/aggregate.py", line 165, in
delete_host
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/objects/aggregate.py", line 64, in
update_aggre
gate_for_instances
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions NameError:
global name 'LOG' is not defined
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions
2016-08-09 14:50:19.148 4532 INFO nova.api.openstack.wsgi
[req-56dda11e-3041-4fac-8342-bb643643a1c7 e88120bc348c4f3ca37207ef4bcd3b90
43b2137632ac4ad8b2df8c0d27f13fb8 - - -] HTTP exception thrown: Unexpected API
Error. Please report this at http://bugs.launchpad.net/nova/ and attach the
Nova API log if possible.
<type 'exceptions.NameError'>
so i found that in nova/object/aggregate.py function
update_aggregate_for_instance using LOG.exception to write down message
in nova-api.log when instance.save error and throw exception, bug in
this module does not defined LOG, so it will report Unexpected API
Error.
** Affects: nova
Importance: Undecided
Assignee: linbing (hawkerous)
Status: Confirmed
** Changed in: nova
Assignee: (unassigned) => linbing (hawkerous)
** Changed in: nova
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1612466
Title:
aggregate object file does not define LOG error in Liberty
Status in OpenStack Compute (nova):
Confirmed
Bug description:
the error output in nova-api.log is :
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions
[req-56dda11e-3041-4fac-8342-bb643643a1c7 e88120bc348c4f3ca37207ef4bcd3b90
43b2137632ac4ad8b2
df8c0d27f13fb8 - - -] Unexpected exception in API method
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions Traceback
(most recent call last):
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/api/openstack/extensions.py", line 478,
in wrap
ped
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/api/validation/__init__.py", line 73, in
wrappe
r
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/api/openstack/compute/aggregates.py",
line 169,
in _remove_host
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/exception.py", line 89, in wrapped
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/oslo_utils/excutils.py", line 195, in __exit__
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions
six.reraise(self.type_, self.value, self.tb)
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/exception.py", line 72, in wrapped
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/compute/api.py", line 3908, in
remove_host_from
_aggregate
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/oslo_versionedobjects/base.py", line 213, in
wrapper
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions return
fn(self, *args, **kwargs)
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/objects/aggregate.py", line 165, in
delete_host
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions File
"/usr/lib/python2.7/site-packages/nova/objects/aggregate.py", line 64, in
update_aggre
gate_for_instances
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions NameError:
global name 'LOG' is not defined
2016-08-09 14:50:19.131 4532 ERROR nova.api.openstack.extensions
2016-08-09 14:50:19.148 4532 INFO nova.api.openstack.wsgi
[req-56dda11e-3041-4fac-8342-bb643643a1c7 e88120bc348c4f3ca37207ef4bcd3b90
43b2137632ac4ad8b2df8c0d27f13fb8 - - -] HTTP exception thrown: Unexpected API
Error. Please report this at http://bugs.launchpad.net/nova/ and attach the
Nova API log if possible.
<type 'exceptions.NameError'>
so i found that in nova/object/aggregate.py function
update_aggregate_for_instance using LOG.exception to write down
message in nova-api.log when instance.save error and throw exception,
bug in this module does not defined LOG, so it will report Unexpected
API Error.
To manage notifications about this bug go to:
https://bugs.launchpad.net/nova/+bug/1612466/+subscriptions
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