def create_sw_upgrade_strategy(self, storage_apply_type,
compute_apply_type,
max_parallel_compute_hosts,
alarm_restrictions, start_upgrade,
complete_upgrade, callback):
"""
Create Software Upgrade Strategy
"""
strategy_uuid = str(uuid.uuid4())
if self._sw_update is not None:
# Do not schedule the callback - if creation failed because a
# strategy already exists, the callback will attempt to operate
# on the old strategy, which is not what we want.
reason = "strategy already exists"
return None, reason
self._sw_update = objects.SwUpgrade()
success, reason = self._sw_update.strategy_build(
strategy_uuid, storage_apply_type, compute_apply_type,
max_parallel_compute_hosts, alarm_restrictions, start_upgrade,
complete_upgrade, self._ignore_alarms)
schedule.schedule_function_call(callback, success, reason,
self._sw_update.strategy)
return strategy_uuid, ''
def create_sw_patch_strategy(self, controller_apply_type,
storage_apply_type, swift_apply_type,
compute_apply_type,
max_parallel_compute_hosts,
default_instance_action, alarm_restrictions,
callback):
"""
Create Software Patch Strategy
"""
strategy_uuid = str(uuid.uuid4())
if self._sw_update is not None:
# Do not schedule the callback - if creation failed because a
# strategy already exists, the callback will attempt to operate
# on the old strategy, which is not what we want.
reason = "strategy already exists"
return None, reason
self._sw_update = objects.SwPatch()
success, reason = self._sw_update.strategy_build(
strategy_uuid, controller_apply_type, storage_apply_type,
swift_apply_type, compute_apply_type, max_parallel_compute_hosts,
default_instance_action, alarm_restrictions, self._ignore_alarms,
self._single_controller)
schedule.schedule_function_call(callback, success, reason,
self._sw_update.strategy)
return strategy_uuid, ''
def abort_sw_update_strategy(self, strategy_uuid, stage_id, callback):
"""
Abort Software Update Strategy
"""
success, reason = self._sw_update.strategy_abort(strategy_uuid, stage_id)
schedule.schedule_function_call(callback, success, reason,
self._sw_update.strategy)
return
def delete_sw_update_strategy(self, strategy_uuid, force, callback):
"""
Delete Software Update Strategy
"""
success, reason = self._sw_update.strategy_delete(strategy_uuid, force)
if success:
self._sw_update.remove()
del self._sw_update
self._sw_update = None
schedule.schedule_function_call(callback, success, reason, strategy_uuid)
return