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 0x7f36e6c86500>, 'or': <function _or at 0x7f36e6c86050>, '>=': <function _greater_than_equal at 0x7f36e6c86140>, 'in': <function _in at 0x7f36e6c86230>, 'not': <function _not at 0x7f36e6c860c8>, '<=': <function _less_than_equal at 0x7f36e6c861b8>, '=': <function _equals at 0x7f36e6c86410>, '<': <function _less_than at 0x7f36e6c86320>, '>': <function _greater_than at 0x7f36e6c862a8>}
host_passes(host_state, filter_properties)

Return a list of hosts that can fulfill query requirements.