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 0xe153ed8>, 'or': <function _or at 0xe153c80>, '>=': <function _greater_than_equal at 0xe153d70>, 'in': <function _in at 0xfefec80>, 'not': <function _not at 0xe153aa0>, '<=': <function _less_than_equal at 0xe1537d0>, '=': <function _equals at 0xf3e8488>, '<': <function _less_than at 0xf3e8578>, '>': <function _greater_than at 0xf3e85f0>}
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host_passes(host_state, filter_properties)
Return a list of hosts that can fulfill query requirements.