The FilterScheduler is for creating volumes.
You can customize this scheduler by specifying your own volume Filters and Weighing Functions.
FilterScheduler
(*args, **kwargs)¶Bases: cinder.scheduler.driver.Scheduler
Scheduler that can be used for filtering and weighing.
backend_passes_filters
(context, backend, request_spec, filter_properties)¶Check if the specified backend passes the filters.
find_retype_backend
(context, request_spec, filter_properties=None, migration_policy='never')¶Find a backend that can accept the volume with its new type.
get_pools
(context, filters)¶Must override schedule method for scheduler to work.
populate_filter_properties
(request_spec, filter_properties)¶Stuff things into filter_properties.
Can be overridden in a subclass to add more data.
schedule
(context, topic, method, *args, **kwargs)¶Schedule contract that returns best-suited host for this request.
schedule_create_group
(context, group, group_spec, request_spec_list, group_filter_properties, filter_properties_list)¶Must override schedule method for scheduler to work.
schedule_create_volume
(context, request_spec, filter_properties)¶Must override schedule method for scheduler to work.
Except where otherwise noted, this document is licensed under Creative Commons Attribution 3.0 License. See all OpenStack Legal Documents.