Public bug reported:
Example:
https://7bed286b1abc124aef60-716c2febf7f730d66787c22f3ed0da3e.ssl.cf5.rackcdn.com/818067/2/check/neutron-functional-with-uwsgi/48adb0f/testr_results.html
Traceback:
2021-11-19 22:15:09.291 52011 INFO
neutron.tests.unit.plugins.ml2.drivers.mechanism_logger
[req-819d37a7-3659-4d27-8a49-834bc474728f - tenid - - -]
create_network_precommit called with network settings {'id':
'da5ba714-bfd7-45f8-99bd-55ff4bee2f89', 'name': 'n1', 'tenant_id':
'46f70361-ba71-4bd0-9769-3573fd227c4b', 'admin_state_up': True, 'mtu': 1500,
'status': 'ACTIVE', 'subnets': [], 'standard_attr_id': 6, 'shared': False,
'project_id': '46f70361-ba71-4bd0-9769-3573fd227c4b', 'port_security_enabled':
True, 'router:external': False, 'provider:network_type': 'vlan',
'provider:physical_network': 'physnet1', 'provider:segmentation_id': 100,
'availability_zone_hints': [], 'availability_zones': [], 'ipv4_address_scope':
None, 'ipv6_address_scope': None, 'vlan_transparent': None, 'description': '',
'revision_number': 1, 'l2_adjacency': True} (original settings None) and
network segments [{'id': 'd146263d-2926-40a8-b21a-a6b9a930fbff',
'network_type': 'vlan', 'physical_network': 'physnet1', 'segmentation_id': 100,
'network_id': 'da5ba714-bfd7-45f8-99bd-55ff4bee2f89'}]
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
[req-819d37a7-3659-4d27-8a49-834bc474728f - tenid - - -] Mechanism driver 'ovn'
failed in create_network_precommit: StopIteration
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers Traceback
(most recent call last):
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/managers.py",
line 482, in _call_on_drivers
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
getattr(driver.obj, method_name)(context)
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/mech_driver.py",
line 536, in create_network_precommit
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
self._validate_network_segments(context.network_segments)
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/mech_driver.py",
line 488, in _validate_network_segments
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers max_tunid
= self._get_max_tunid()
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/mech_driver.py",
line 482, in _get_max_tunid
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers return
int(self.nb_ovn.nb_global.options.get('max_tunid'))
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/ovsdb/impl_idl_ovn.py",
line 256, in nb_global
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers return
next(iter(self.db_list_rows('NB_Global').execute(
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers StopIteration
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
2021-11-19 22:15:09.296 52011 DEBUG
neutron.plugins.ml2.drivers.ovn.mech_driver.ovsdb.ovsdb_monitor [-] Hash Ring:
Node e6333d61-3ac1-4c6f-9b90-a23e848ed629 (host:
ubuntu-focal-inmotion-iad3-0027436269) handling event "create" for row
c5936e2f-4eb2-461c-b095-a27908868816 (table: NB_Global) notify
/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/ovsdb/ovsdb_monitor.py:671
This can happen in cases when northd is slow or local IDL hasn't got
updates yet when northd populates NB_Global table and at the same time
we try to access any of the content in NB_Global.
** Affects: neutron
Importance: Undecided
Assignee: Jakub Libosvar (libosvar)
Status: In Progress
** Tags: functional-tests ovn
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You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to neutron.
https://bugs.launchpad.net/bugs/1952004
Title:
ovn: Functional test may fail if northd hasn't initialized DBs yet
Status in neutron:
In Progress
Bug description:
Example:
https://7bed286b1abc124aef60-716c2febf7f730d66787c22f3ed0da3e.ssl.cf5.rackcdn.com/818067/2/check/neutron-functional-with-uwsgi/48adb0f/testr_results.html
Traceback:
2021-11-19 22:15:09.291 52011 INFO
neutron.tests.unit.plugins.ml2.drivers.mechanism_logger
[req-819d37a7-3659-4d27-8a49-834bc474728f - tenid - - -]
create_network_precommit called with network settings {'id':
'da5ba714-bfd7-45f8-99bd-55ff4bee2f89', 'name': 'n1', 'tenant_id':
'46f70361-ba71-4bd0-9769-3573fd227c4b', 'admin_state_up': True, 'mtu': 1500,
'status': 'ACTIVE', 'subnets': [], 'standard_attr_id': 6, 'shared': False,
'project_id': '46f70361-ba71-4bd0-9769-3573fd227c4b', 'port_security_enabled':
True, 'router:external': False, 'provider:network_type': 'vlan',
'provider:physical_network': 'physnet1', 'provider:segmentation_id': 100,
'availability_zone_hints': [], 'availability_zones': [], 'ipv4_address_scope':
None, 'ipv6_address_scope': None, 'vlan_transparent': None, 'description': '',
'revision_number': 1, 'l2_adjacency': True} (original settings None) and
network segments [{'id': 'd146263d-2926-40a8-b21a-a6b9a930fbff',
'network_type': 'vlan', 'physical_network': 'physnet1', 'segmentation_id': 100,
'network_id': 'da5ba714-bfd7-45f8-99bd-55ff4bee2f89'}]
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
[req-819d37a7-3659-4d27-8a49-834bc474728f - tenid - - -] Mechanism driver 'ovn'
failed in create_network_precommit: StopIteration
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers Traceback
(most recent call last):
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/managers.py",
line 482, in _call_on_drivers
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
getattr(driver.obj, method_name)(context)
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/mech_driver.py",
line 536, in create_network_precommit
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
self._validate_network_segments(context.network_segments)
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/mech_driver.py",
line 488, in _validate_network_segments
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
max_tunid = self._get_max_tunid()
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/mech_driver.py",
line 482, in _get_max_tunid
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers return
int(self.nb_ovn.nb_global.options.get('max_tunid'))
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers File
"/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/ovsdb/impl_idl_ovn.py",
line 256, in nb_global
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers return
next(iter(self.db_list_rows('NB_Global').execute(
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers StopIteration
2021-11-19 22:15:09.292 52011 ERROR neutron.plugins.ml2.managers
2021-11-19 22:15:09.296 52011 DEBUG
neutron.plugins.ml2.drivers.ovn.mech_driver.ovsdb.ovsdb_monitor [-] Hash Ring:
Node e6333d61-3ac1-4c6f-9b90-a23e848ed629 (host:
ubuntu-focal-inmotion-iad3-0027436269) handling event "create" for row
c5936e2f-4eb2-461c-b095-a27908868816 (table: NB_Global) notify
/home/zuul/src/opendev.org/openstack/neutron/neutron/plugins/ml2/drivers/ovn/mech_driver/ovsdb/ovsdb_monitor.py:671
This can happen in cases when northd is slow or local IDL hasn't got
updates yet when northd populates NB_Global table and at the same time
we try to access any of the content in NB_Global.
To manage notifications about this bug go to:
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