Bases: cinder.scheduler.filters.BaseBackendFilter
Backend filter for simple JSON-based grammar for selecting backends.
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backend_passes(backend_state, filter_properties)
Return a list of backends that can fulfill query requirements.
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commands = {'and': <function _and at 0x10a29758>, 'or': <function _or at 0x10a29488>, '>=': <function _greater_than_equal at 0x10a29320>, 'in': <function _in at 0x12ba6410>, 'not': <function _not at 0x10a29230>, '<=': <function _less_than_equal at 0x12ba6f50>, '=': <function _equals at 0x12ba6aa0>, '<': <function _less_than at 0x12ba68c0>, '>': <function _greater_than at 0x12ba6320>}