The cinder.scheduler.filters.json_filter Module

class JsonFilter

Bases: cinder.scheduler.filters.BaseHostFilter

Host Filter to allow simple JSON-based grammar for selecting hosts.

commands = {'and': <function _and at 0x7f3b638ae140>, 'or': <function _or at 0x7f3b638ae1b8>, '>=': <function _greater_than_equal at 0x7f3b638ae2a8>, 'in': <function _in at 0x7f3b638ae410>, 'not': <function _not at 0x7f3b638ae230>, '<=': <function _less_than_equal at 0x7f3b638ae320>, '=': <function _equals at 0x7f3b639a0f50>, '<': <function _less_than at 0x7f3b639a0cf8>, '>': <function _greater_than at 0x7f3b638ae488>}

host_passes(host_state, filter_properties)

Return a list of hosts that can fulfill query requirements.