Please see the alternative fix:
https://review.openstack.org/#/c/324380/
** Changed in: neutron
Status: In Progress => Fix Released
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https://bugs.launchpad.net/bugs/1450375
Title:
cannot delete v2 healthmonitor if the hm-associated-pool was deleted
first
Status in neutron:
Fix Released
Bug description:
Steps:
1. create lb
2. create listener
3. create pool (pool-1)
4. add a healthmonitor (healthmonitor-1) to pool-1
5. delete the pool-1
Then, you cannot delete healthmonitor-1 if the pool-1 was deleted
first.
Log:
2015-04-30 16:51:23.422 6369 INFO neutron.wsgi
[req-2876374c-03c3-49b6-825c-83116108cbed cf6a52a3be734e4cad457d5283148882
356b4d225c7e44de961d888086948f7c - - -] 172.16.2.10 - - [30/Apr/2015 16:51:23]
"GET /v2.0/lbaas/healthmonitors.json?tenant_id=356b4d225c7e44de961d888086948f7c
HTTP/1.1" 200 754 0.280336
2015-04-30 16:51:23.430 6369 INFO neutron.wsgi [-] (6369) accepted
('172.16.2.10', 17115)
2015-04-30 16:51:23.532 6369 ERROR neutron.api.v2.resource
[req-88a2316d-805a-4bad-a52b-b270325008e7 cf6a52a3be734e4cad457d5283148882
356b4d225c7e44de961d888086948f7c - - -] delete failed
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource Traceback (most
recent call last):
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource File
"/usr/lib/python2.6/site-packages/neutron/api/v2/resource.py", line 83, in
resource
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource result =
method(request=request, **args)
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource File
"/usr/lib/python2.6/site-packages/neutron/api/v2/base.py", line 490, in delete
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource
obj_deleter(request.context, id, **kwargs)
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource File
"/usr/lib/python2.6/site-packages/neutron_lbaas/services/loadbalancer/plugin.py",
line 887, in delete_healthmonitor
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource
constants.PENDING_DELETE)
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource File
"/usr/lib/python2.6/site-packages/neutron_lbaas/db/loadbalancer/loadbalancer_dbv2.py",
line 159, in test_and_set_status
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource
db_lb_child.root_loadbalancer.id)
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource File
"/usr/lib/python2.6/site-packages/neutron_lbaas/db/loadbalancer/models.py",
line 115, in root_loadbalancer
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource return
self.pool.listener.loadbalancer
2015-04-30 16:51:23.532 6369 TRACE neutron.api.v2.resource AttributeError:
'NoneType' object has no attribute 'listener'
Code:
class HealthMonitorV2(model_base.BASEV2, models_v2.HasId,
models_v2.HasTenant):
...
@property
def root_loadbalancer(self):
return self.pool.listener.loadbalancer
Potential Solution:
1. Check pool whether binding a healthmonitor before delete
2. Add loadbalancer attr to HealthMonitorV2
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