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 0x7f87db065a28>, 'or': <function _or at 0x7f87db065500>, '>=': <function _greater_than_equal at 0x7f87d9fb5de8>, 'in': <function _in at 0x7f87d9fb5ed8>, 'not': <function _not at 0x7f87d9fb5e60>, '<=': <function _less_than_equal at 0x7f87d9fb5f50>, '=': <function _equals at 0x7f87db087de8>, '<': <function _less_than at 0x7f87db087848>, '>': <function _greater_than at 0x7f87d9ae9f50>}