cinder.scheduler.filters.json_filter module¶

class JsonFilter¶

Bases: cinder.scheduler.filters.BaseBackendFilter

Backend filter for simple JSON-based grammar for selecting backends.

backend_passes(backend_state, filter_properties)¶

Return a list of backends that can fulfill query requirements.

commands = {'<': <function _less_than at 0x7f13dc683a28>, '<=': <function _less_than_equal at 0x7f13dba20a28>, '=': <function _equals at 0x7f13dc683de8>, '>': <function _greater_than at 0x7f13dc683488>, '>=': <function _greater_than_equal at 0x7f13dba20cf8>, 'and': <function _and at 0x7f13dba20aa0>, 'in': <function _in at 0x7f13dba20758>, 'not': <function _not at 0x7f13dba209b0>, 'or': <function _or at 0x7f13dba20848>}¶