def get_delete_listener_flow(self, topology):
"""Flow to delete a listener"""
delete_listener_flow = linear_flow.Flow(constants.DELETE_LISTENER_FLOW)
delete_listener_flow.add(lifecycle_tasks.ListenerToErrorOnRevertTask(
requires=constants.LISTENER))
delete_listener_flow.add(vthunder_tasks.VthunderInstanceBusy(
requires=a10constants.COMPUTE_BUSY))
delete_listener_flow.add(a10_database_tasks.GetVThunderByLoadBalancer(
requires=constants.LOADBALANCER,
provides=a10constants.VTHUNDER))
if topology == constants.TOPOLOGY_ACTIVE_STANDBY:
delete_listener_flow.add(vthunder_tasks.GetMasterVThunder(
name=a10constants.GET_MASTER_VTHUNDER,
requires=a10constants.VTHUNDER,
provides=a10constants.VTHUNDER))
delete_listener_flow.add(self.handle_ssl_cert_flow(flow_type='delete'))
delete_listener_flow.add(virtual_port_tasks.ListenerDelete(
requires=[constants.LOADBALANCER, constants.LISTENER, a10constants.VTHUNDER]))
delete_listener_flow.add(network_tasks.UpdateVIPForDelete(
requires=constants.LOADBALANCER))
delete_listener_flow.add(database_tasks.DeleteListenerInDB(
requires=constants.LISTENER))
delete_listener_flow.add(database_tasks.DecrementListenerQuota(
requires=constants.LISTENER))
delete_listener_flow.add(database_tasks.MarkLBActiveInDB(
requires=constants.LOADBALANCER))
delete_listener_flow.add(vthunder_tasks.WriteMemory(
requires=a10constants.VTHUNDER))
delete_listener_flow.add(a10_database_tasks.SetThunderUpdatedAt(
requires=a10constants.VTHUNDER))
return delete_listener_flow
def get_delete_listener_internal_flow(self, listener_name):
"""Create a flow to delete a listener and l7policies internally
(will skip deletion on the amp and marking LB active)
:returns: The flow for deleting a listener
"""
delete_listener_flow = linear_flow.Flow(constants.DELETE_LISTENER_FLOW)
# Should cascade delete all L7 policies
delete_listener_flow.add(
network_tasks.UpdateVIPForDelete(name='delete_update_vip_' +
listener_name,
requires=constants.LOADBALANCER))
delete_listener_flow.add(
database_tasks.DeleteListenerInDB(
name='delete_listener_in_db_' + listener_name,
requires=constants.LISTENER,
rebind={constants.LISTENER: listener_name}))
delete_listener_flow.add(
database_tasks.DecrementListenerQuota(
name='decrement_listener_quota_' + listener_name,
requires=constants.LISTENER,
rebind={constants.LISTENER: listener_name}))
return delete_listener_flow
def get_delete_listener_flow(self):
"""Flow to delete a listener"""
delete_listener_flow = linear_flow.Flow(constants.DELETE_LISTENER_FLOW)
delete_listener_flow.add(
lifecycle_tasks.ListenerToErrorOnRevertTask(
requires=constants.LISTENER))
delete_listener_flow.add(
a10_database_tasks.GetVThunderByLoadBalancer(
requires=constants.LOADBALANCER,
provides=a10constants.VTHUNDER))
delete_listener_flow.add(self.handle_ssl_cert_flow(flow_type='delete'))
delete_listener_flow.add(
virtual_port_tasks.ListenerDelete(requires=[
constants.LOADBALANCER, constants.LISTENER,
a10constants.VTHUNDER
]))
delete_listener_flow.add(
network_tasks.UpdateVIPForDelete(requires=constants.LOADBALANCER))
delete_listener_flow.add(
database_tasks.DeleteListenerInDB(requires=constants.LISTENER))
delete_listener_flow.add(
database_tasks.DecrementListenerQuota(requires=constants.LISTENER))
delete_listener_flow.add(
database_tasks.MarkLBActiveInDB(requires=constants.LOADBALANCER))
delete_listener_flow.add(
vthunder_tasks.WriteMemory(requires=a10constants.VTHUNDER))
return delete_listener_flow
def get_cascade_delete_listener_internal_flow(self, listener_name,
compute_flag):
"""Create a flow to delete a listener
(will skip deletion on the amp and marking LB active)
:returns: The flow for deleting a listener
"""
delete_listener_flow = linear_flow.Flow(constants.DELETE_LISTENER_FLOW)
delete_listener_flow.add(
self.handle_ssl_cert_flow(flow_type='delete',
listener_name=listener_name))
if compute_flag:
delete_listener_flow.add(
network_tasks.UpdateVIPForDelete(
name='delete_update_vip_' + listener_name,
requires=constants.LOADBALANCER))
delete_listener_flow.add(
database_tasks.DeleteListenerInDB(
name='delete_listener_in_db_' + listener_name,
requires=constants.LISTENER,
rebind={constants.LISTENER: listener_name}))
delete_listener_flow.add(
database_tasks.DecrementListenerQuota(
name='decrement_listener_quota_' + listener_name,
requires=constants.LISTENER,
rebind={constants.LISTENER: listener_name}))
return delete_listener_flow
def test_update_vip_for_delete(self, mock_get_net_driver):
mock_driver = mock.MagicMock()
mock_get_net_driver.return_value = mock_driver
vip = o_data_models.Vip()
lb = o_data_models.LoadBalancer(vip=vip)
net_task = network_tasks.UpdateVIPForDelete()
net_task.execute(lb)
mock_driver.update_vip.assert_called_once_with(lb, for_delete=True)
def get_delete_listener_flow(self):
"""Create a flow to delete a listener
:returns: The flow for deleting a listener
"""
delete_listener_flow = linear_flow.Flow(constants.DELETE_LISTENER_FLOW)
delete_listener_flow.add(
lifecycle_tasks.ListenerToErrorOnRevertTask(
requires=constants.LISTENER))
delete_listener_flow.add(
amphora_driver_tasks.ListenerDelete(
requires=[constants.LOADBALANCER, constants.LISTENER]))
delete_listener_flow.add(
network_tasks.UpdateVIPForDelete(requires=constants.LOADBALANCER))
delete_listener_flow.add(
database_tasks.DeleteListenerInDB(requires=constants.LISTENER))
delete_listener_flow.add(
database_tasks.DecrementListenerQuota(requires=constants.LISTENER))
delete_listener_flow.add(
database_tasks.MarkLBActiveInDB(requires=constants.LOADBALANCER))
return delete_listener_flow
