Bases: cinder.scheduler.filters.BaseHostFilter
Host Filter to allow simple JSON-based grammar for selecting hosts.
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commands = {'and': <function _and at 0x7f5dc2467cf8>, 'or': <function _or at 0x7f5dc24670c8>, '>=': <function _greater_than_equal at 0x7f5dc2467848>, 'in': <function _in at 0x7f5dc2467aa0>, 'not': <function _not at 0x7f5dc24678c0>, '<=': <function _less_than_equal at 0x7f5dc2467a28>, '=': <function _equals at 0x7f5dc2467c80>, '<': <function _less_than at 0x7f5dc2467c08>, '>': <function _greater_than at 0x7f5dc2467b18>}
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host_passes(host_state, filter_properties)
Return a list of hosts that can fulfill query requirements.