Bases: cinder.openstack.common.scheduler.filters.BaseHostFilter
Host Filter to allow simple JSON-based grammar for
selecting hosts.
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commands = {'and': <function _and at 0x9fd2c08>, 'or': <function _or at 0x9fd2b90>, '>=': <function _greater_than_equal at 0x9fd2aa0>, 'in': <function _in at 0x9fd29b0>, 'not': <function _not at 0x9fd2b18>, '<=': <function _less_than_equal at 0x9fd2a28>, '=': <function _equals at 0x9fd2848>, '<': <function _less_than at 0x9fd28c0>, '>': <function _greater_than at 0x9fd2938>}
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host_passes(host_state, filter_properties)
Return a list of hosts that can fulfill the requirements
specified in the query.