x/vmware-nsx
Code Issues Proposed changes

Merge "Ensure NSX VS is always associated with NSX LBS"

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This commit is contained in:
Zuul 2018-11-05 22:05:33 +00:00 committed by Gerrit Code Review
commit 188c5d7787
2 changed files with 44 additions and 19 deletions
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39
vmware_nsx/services/lbaas/nsx_v3/implementation/member_mgr.py
View File

@ -152,11 +152,14 @@ class EdgeMemberManagerFromDict(base_mgr.Nsxv3LoadbalancerBaseManager):
lb_pool_id = binding.get('lb_pool_id')
lb_binding = nsx_db.get_nsx_lbaas_loadbalancer_binding(
context.session, lb_id)
lb_service = None
if not lb_binding:
nsx_router_id = nsx_db.get_nsx_router_id(context.session,
router_id)
lb_service = service_client.get_router_lb_service(
nsx_router_id)
virtual_server_ids = (lb_service and
lb_service.get('virtual_server_ids', []))
if not lb_service:
lb_size = lb_utils.get_lb_flavor_size(
self.flavor_plugin, context,
@ -169,17 +172,6 @@ class EdgeMemberManagerFromDict(base_mgr.Nsxv3LoadbalancerBaseManager):
self._add_loadbalancer_binding(
context, loadbalancer['id'], lb_service_id,
nsx_router_id, loadbalancer['vip_address'])
if vs_id:
try:
service_client.add_virtual_server(lb_service_id,
vs_id)
except nsxlib_exc.ManagerError:
completor(success=False)
msg = (_('Failed to attach virtual server %(vs)s '
'to lb service %(service)s') %
{'vs': vs_id, 'service': lb_service_id})
raise n_exc.BadRequest(resource='lbaas-member',
msg=msg)
else:
completor(success=False)
msg = (_('Failed to get lb service to attach virtual '
@ -197,6 +189,31 @@ class EdgeMemberManagerFromDict(base_mgr.Nsxv3LoadbalancerBaseManager):
'weight': member['weight']}]
members = (old_m + new_m) if old_m else new_m
pool_client.update_pool_with_members(lb_pool_id, members)
# Check whether the virtual server should be added to the load
# balancing server. It is safe to perform this operation after the
# member has been added to the pool. This allows us to skip this
# check if there is already a member in the pool
if vs_id and not old_m:
# load the LB service is not already loaded
if not lb_service:
nsx_router_id = nsx_db.get_nsx_router_id(context.session,
router_id)
lb_service = service_client.get_router_lb_service(
nsx_router_id)
lb_service_id = lb_service['id']
virtual_server_ids = lb_service.get('virtual_server_ids',
[])
if vs_id not in virtual_server_ids:
try:
service_client.add_virtual_server(lb_service_id, vs_id)
except nsxlib_exc.ManagerError:
completor(success=False)
msg = (_('Failed to attach virtual server %(vs)s '
'to lb service %(service)s') %
{'vs': vs_id, 'service': lb_service_id})
raise n_exc.BadRequest(resource='lbaas-member',
msg=msg)
else:
completor(success=False)
msg = (_('Failed to get pool binding to add member %s') %

24
vmware_nsx/tests/unit/services/lbaas/test_nsxv3_driver.py
View File

@ -543,7 +543,7 @@ class TestEdgeLbaasV2Member(BaseTestEdgeLbaasV2):
def _tested_entity(self):
return 'member'
def test_create(self):
def _test_create(self, lb_binding, pool_binding):
with mock.patch.object(lb_utils, 'validate_lb_member_subnet'
) as mock_validate_lb_subnet, \
mock.patch.object(self.lbv2_driver.plugin, 'get_pool_members'
@ -561,7 +561,7 @@ class TestEdgeLbaasV2Member(BaseTestEdgeLbaasV2):
mock.patch.object(self.service_client, 'get_router_lb_service'
) as mock_get_lb_service, \
mock.patch.object(nsx_db, 'add_nsx_lbaas_loadbalancer_binding'
) as mock_add_loadbalancer_bidning, \
) as mock_add_loadbalancer_binding, \
mock.patch.object(self.service_client,
'add_virtual_server'
) as mock_add_vs_to_service, \
@ -573,17 +573,19 @@ class TestEdgeLbaasV2Member(BaseTestEdgeLbaasV2):
mock_get_pool_members.return_value = [self.member]
mock_get_network.return_value = LB_NETWORK
mock_get_router.return_value = LB_ROUTER_ID
mock_get_pool_binding.return_value = POOL_BINDING
mock_get_lb_binding.return_value = None
mock_get_pool_binding.return_value = pool_binding
mock_get_lb_binding.return_value = lb_binding
mock_get_nsx_router_id.return_value = LB_ROUTER_ID
mock_get_lb_service.return_value = {'id': LB_SERVICE_ID}
mock_get_pool.return_value = LB_POOL
self.edge_driver.member.create(self.context, self.member)
mock_add_loadbalancer_bidning.assert_called_with(
self.context.session, LB_ID, LB_SERVICE_ID, LB_ROUTER_ID,
LB_VIP)
if not lb_binding:
mock_add_loadbalancer_binding.assert_called_with(
self.context.session, LB_ID, LB_SERVICE_ID, LB_ROUTER_ID,
LB_VIP)
else:
mock_add_loadbalancer_binding.assert_not_called()
mock_add_vs_to_service.assert_called_with(LB_SERVICE_ID, LB_VS_ID)
mock_update_pool_with_members.assert_called_with(LB_POOL_ID,
[LB_MEMBER])
@ -593,6 +595,12 @@ class TestEdgeLbaasV2Member(BaseTestEdgeLbaasV2):
self.member,
delete=False)
def test_create(self):
self._test_create(None, POOL_BINDING)
def test_create_existing_binding(self):
self._test_create(LB_BINDING, POOL_BINDING)
def test_create_lbs_no_router_gateway(self):
with mock.patch.object(lb_utils, 'validate_lb_member_subnet'
) as mock_validate_lb_subnet, \