The watcher.decision_engine.model.mapping Module

class watcher.decision_engine.model.mapping.Mapping(model)

Bases: object

get_mapping()

get_node_by_instance_uuid(instance_uuid)

Getting host information from the guest instance

Parameters:instance – the uuid of the instance Returns:node

get_node_from_instance(instance)

get_node_instances(node)

Get the list of instances running on the node

Parameters:node – Returns:

get_node_instances_by_uuid(node_uuid)

map(node, instance)

Select the node where the instance is launched

Parameters:

• node – the node
• instance – the virtual machine or instance

unmap(node, instance)

Remove the instance from the node

Parameters:

• node – the node
• instance – the virtual machine or instance

unmap_by_uuid(node_uuid, instance_uuid)

Remove the instance (by id) from the node (by id)

:rtype : object