The FilterScheduler is for creating volumes.
You can customize this scheduler by specifying your own volume Filters and
Weighing Functions.
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class FilterScheduler(*args, **kwargs)
Bases: cinder.scheduler.driver.Scheduler
Scheduler that can be used for filtering and weighing.
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find_retype_host(context, request_spec, filter_properties=None, migration_policy='never')
Find a host that can accept the volume with its new type.
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get_pools(context, filters)
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host_passes_filters(context, host, request_spec, filter_properties)
Check if the specified host passes the filters.
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populate_filter_properties(request_spec, filter_properties)
Stuff things into filter_properties.
Can be overridden in a subclass to add more data.
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schedule(context, topic, method, *args, **kwargs)
Schedule contract that returns best-suited host for this request.
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schedule_create_consistencygroup(context, group, request_spec_list, filter_properties_list)
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schedule_create_group(context, group, group_spec, request_spec_list, group_filter_properties, filter_properties_list)
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schedule_create_volume(context, request_spec, filter_properties)