def get_update_member_flow(self):
"""Create a flow to update a member
:returns: The flow for updating a member
"""
update_member_flow = linear_flow.Flow(constants.UPDATE_MEMBER_FLOW)
update_member_flow.add(
lifecycle_tasks.MemberToErrorOnRevertTask(requires=[
constants.MEMBER, constants.LISTENERS, constants.LOADBALANCER,
constants.POOL
]))
update_member_flow.add(
database_tasks.MarkMemberPendingUpdateInDB(
requires=constants.MEMBER))
update_member_flow.add(
amphora_driver_tasks.ListenersUpdate(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
update_member_flow.add(
database_tasks.UpdateMemberInDB(
requires=[constants.MEMBER, constants.UPDATE_DICT]))
update_member_flow.add(
database_tasks.MarkMemberActiveInDB(requires=constants.MEMBER))
update_member_flow.add(
database_tasks.MarkPoolActiveInDB(requires=constants.POOL))
update_member_flow.add(
database_tasks.MarkLBAndListenersActiveInDB(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
return update_member_flow
def get_update_member_flow(self, topology):
"""Flow to update a member
:returns: The flow for updating a member
"""
update_member_flow = linear_flow.Flow(constants.UPDATE_MEMBER_FLOW)
update_member_flow.add(
lifecycle_tasks.MemberToErrorOnRevertTask(requires=[
constants.MEMBER, constants.LISTENERS, constants.LOADBALANCER,
constants.POOL
]))
update_member_flow.add(
vthunder_tasks.VthunderInstanceBusy(
requires=a10constants.COMPUTE_BUSY))
update_member_flow.add(
database_tasks.MarkMemberPendingUpdateInDB(
requires=constants.MEMBER))
update_member_flow.add(
a10_database_tasks.GetVThunderByLoadBalancer(
requires=constants.LOADBALANCER,
provides=a10constants.VTHUNDER))
if topology == constants.TOPOLOGY_ACTIVE_STANDBY:
update_member_flow.add(
vthunder_tasks.GetMasterVThunder(
name=a10constants.GET_MASTER_VTHUNDER,
requires=a10constants.VTHUNDER,
provides=a10constants.VTHUNDER))
update_member_flow.add(self.handle_vrid_for_member_subflow())
update_member_flow.add(
a10_database_tasks.GetFlavorData(
rebind={a10constants.LB_RESOURCE: constants.LOADBALANCER},
provides=constants.FLAVOR))
update_member_flow.add(
server_tasks.MemberUpdate(requires=(constants.MEMBER,
a10constants.VTHUNDER,
constants.POOL,
constants.FLAVOR,
constants.UPDATE_DICT)))
update_member_flow.add(
database_tasks.UpdateMemberInDB(
requires=[constants.MEMBER, constants.UPDATE_DICT]))
update_member_flow.add(
database_tasks.MarkMemberActiveInDB(requires=constants.MEMBER))
update_member_flow.add(
database_tasks.MarkPoolActiveInDB(requires=constants.POOL))
update_member_flow.add(
database_tasks.MarkLBAndListenersActiveInDB(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
update_member_flow.add(
vthunder_tasks.WriteMemory(requires=a10constants.VTHUNDER))
update_member_flow.add(
a10_database_tasks.SetThunderUpdatedAt(
requires=a10constants.VTHUNDER))
return update_member_flow
def get_rack_vthunder_update_member_flow(self, vthunder_conf, device_dict):
"""Flow to update a member in Thunder devices
:returns: The flow for updating a member
"""
update_member_flow = linear_flow.Flow(constants.UPDATE_MEMBER_FLOW)
update_member_flow.add(
lifecycle_tasks.MemberToErrorOnRevertTask(requires=[
constants.MEMBER, constants.LISTENERS, constants.LOADBALANCER,
constants.POOL
]))
update_member_flow.add(
database_tasks.MarkMemberPendingUpdateInDB(
requires=constants.MEMBER))
update_member_flow.add(
a10_database_tasks.GetVThunderByLoadBalancer(
requires=constants.LOADBALANCER,
provides=a10constants.VTHUNDER))
update_member_flow.add(
vthunder_tasks.SetupDeviceNetworkMap(
requires=a10constants.VTHUNDER,
provides=a10constants.VTHUNDER))
# For device flavor
update_member_flow.add(
a10_database_tasks.GetFlavorData(
rebind={a10constants.LB_RESOURCE: constants.LOADBALANCER},
provides=constants.FLAVOR))
update_member_flow.add(
vthunder_tasks.GetVthunderConfByFlavor(
inject={
a10constants.VTHUNDER_CONFIG: vthunder_conf,
a10constants.DEVICE_CONFIG_DICT: device_dict
},
requires=(constants.LOADBALANCER, a10constants.VTHUNDER_CONFIG,
a10constants.DEVICE_CONFIG_DICT),
rebind={constants.FLAVOR_DATA: constants.FLAVOR},
provides=(a10constants.VTHUNDER_CONFIG,
a10constants.USE_DEVICE_FLAVOR)))
# Handle VRID settings
update_member_flow.add(self.handle_vrid_for_member_subflow())
update_member_flow.add(
server_tasks.MemberUpdate(requires=(constants.MEMBER,
a10constants.VTHUNDER,
constants.POOL,
constants.FLAVOR,
constants.UPDATE_DICT)))
update_member_flow.add(
database_tasks.UpdateMemberInDB(
requires=[constants.MEMBER, constants.UPDATE_DICT]))
if CONF.a10_global.network_type == 'vlan':
update_member_flow.add(
vthunder_tasks.TagInterfaceForMember(
requires=[constants.MEMBER, a10constants.VTHUNDER]))
update_member_flow.add(
database_tasks.MarkMemberActiveInDB(requires=constants.MEMBER))
update_member_flow.add(
database_tasks.MarkPoolActiveInDB(requires=constants.POOL))
update_member_flow.add(
database_tasks.MarkLBAndListenersActiveInDB(
requires=[constants.LOADBALANCER, constants.LISTENERS]))
update_member_flow.add(
vthunder_tasks.WriteMemory(requires=a10constants.VTHUNDER))
update_member_flow.add(
a10_database_tasks.SetThunderUpdatedAt(
requires=a10constants.VTHUNDER))
return update_member_flow