The watcher.decision_engine.strategy.strategies.saving_energy Module¶

class watcher.decision_engine.strategy.strategies.saving_energy.SavingEnergy(config, osc=None)[source]¶

Bases: watcher.decision_engine.strategy.strategies.base.SavingEnergyBaseStrategy

add_action_poweronoff_node(node_uuid, state)[source]¶

Add an action for node disability into the solution.

Parameters:	node – node uuid state – node power state, power on or power off
Returns:	None

do_execute()[source]¶

Strategy execution phase

This phase is where you should put the main logic of your strategy.

classmethod get_display_name()[source]¶

get_hosts_pool()[source]¶

Get three pools, with_vms_node_pool, free_poweron_node_pool,

free_poweroff_node_pool.

classmethod get_name()[source]¶

classmethod get_schema()[source]¶

return a schema of two input parameters

The standby nodes refer to those nodes unused but still poweredon to deal with boom of new instances.

classmethod get_translatable_display_name()[source]¶

post_execute()[source]¶

Post-execution phase

This can be used to compute the global efficacy

pre_execute()[source]¶

Pre-execution phase

This can be used to fetch some pre-requisites or data.

save_energy()[source]¶