def get_create_pool_flow(self):
"""Create a flow to create a pool
:returns: The flow for creating a pool
"""
create_pool_flow = linear_flow.Flow(constants.CREATE_POOL_FLOW)
create_pool_flow.add(
lifecycle_tasks.PoolToErrorOnRevertTask(requires=[
constants.POOL, constants.LISTENERS, constants.LOADBALANCER
]))
create_pool_flow.add(
database_tasks.MarkPoolPendingCreateInDB(requires=constants.POOL))
create_pool_flow.add(
a10_database_tasks.GetVThunderByLoadBalancer(
requires=constants.LOADBALANCER,
provides=a10constants.VTHUNDER))
create_pool = service_group_tasks.PoolCreate(
requires=[constants.POOL, a10constants.VTHUNDER],
provides=constants.POOL)
create_pool_flow.add(*self._get_sess_pers_subflow(create_pool))
create_pool_flow.add(
virtual_port_tasks.ListenerUpdateForPool(requires=[
constants.LOADBALANCER, constants.LISTENER,
a10constants.VTHUNDER
]))
create_pool_flow.add(
database_tasks.MarkPoolActiveInDB(requires=constants.POOL))
create_pool_flow.add(
database_tasks.MarkLBAndListenersActiveInDB(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
create_pool_flow.add(
vthunder_tasks.WriteMemory(requires=a10constants.VTHUNDER))
return create_pool_flow
def get_create_pool_flow(self, topology):
"""Create a flow to create a pool
:returns: The flow for creating a pool
"""
create_pool_flow = linear_flow.Flow(constants.CREATE_POOL_FLOW)
create_pool_flow.add(lifecycle_tasks.PoolToErrorOnRevertTask(
requires=[constants.POOL,
constants.LISTENERS,
constants.LOADBALANCER]))
create_pool_flow.add(vthunder_tasks.VthunderInstanceBusy(
requires=a10constants.COMPUTE_BUSY))
create_pool_flow.add(database_tasks.MarkPoolPendingCreateInDB(
requires=constants.POOL))
create_pool_flow.add(a10_database_tasks.GetVThunderByLoadBalancer(
requires=constants.LOADBALANCER,
provides=a10constants.VTHUNDER))
if topology == constants.TOPOLOGY_ACTIVE_STANDBY:
create_pool_flow.add(vthunder_tasks.GetMasterVThunder(
name=a10constants.GET_MASTER_VTHUNDER,
requires=a10constants.VTHUNDER,
provides=a10constants.VTHUNDER))
create_pool_flow.add(a10_database_tasks.GetFlavorData(
rebind={a10constants.LB_RESOURCE: constants.POOL},
provides=constants.FLAVOR))
create_pool = service_group_tasks.PoolCreate(
requires=[constants.POOL, a10constants.VTHUNDER, constants.FLAVOR],
provides=constants.POOL)
create_pool_flow.add(*self._get_sess_pers_subflow(create_pool))
create_pool_flow.add(virtual_port_tasks.ListenerUpdateForPool(
requires=[constants.LOADBALANCER, constants.LISTENER, a10constants.VTHUNDER]))
create_pool_flow.add(database_tasks.MarkPoolActiveInDB(
requires=constants.POOL))
create_pool_flow.add(database_tasks.MarkLBAndListenersActiveInDB(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
create_pool_flow.add(vthunder_tasks.WriteMemory(
requires=a10constants.VTHUNDER))
create_pool_flow.add(a10_database_tasks.SetThunderUpdatedAt(
requires=a10constants.VTHUNDER))
return create_pool_flow
def get_create_pool_flow(self):
"""Create a flow to create a pool
:returns: The flow for creating a pool
"""
create_pool_flow = linear_flow.Flow(constants.CREATE_POOL_FLOW)
create_pool_flow.add(lifecycle_tasks.PoolToErrorOnRevertTask(
requires=[constants.POOL,
constants.LISTENERS,
constants.LOADBALANCER]))
create_pool_flow.add(database_tasks.MarkPoolPendingCreateInDB(
requires=constants.POOL))
create_pool_flow.add(amphora_driver_tasks.ListenersUpdate(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
create_pool_flow.add(database_tasks.MarkPoolActiveInDB(
requires=constants.POOL))
create_pool_flow.add(database_tasks.MarkLBAndListenersActiveInDB(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
return create_pool_flow