cinder.scheduler.filters.affinity_filter module¶

class AffinityFilter¶

Bases: BaseBackendFilter

class DifferentBackendFilter¶

Bases: AffinityFilter

Schedule volume on a different back-end from a set of volumes.

backend_passes(backend_state, filter_properties)¶

Return True if the HostState passes the filter, otherwise False.

Override this in a subclass.

class SameBackendFilter¶

Bases: AffinityFilter

Schedule volume on the same back-end as another volume.

backend_passes(backend_state, filter_properties)¶

Return True if the HostState passes the filter, otherwise False.

Override this in a subclass.