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 0x7ff5391f7aa0>, 'or': <function _or at 0x7ff5391f7a28>, '>=': <function _greater_than_equal at 0x7ff5391f7500>, 'in': <function _in at 0x7ff5391f75f0>, 'not': <function _not at 0x7ff5391f72a8>, '<=': <function _less_than_equal at 0x7ff5391f7578>, '=': <function _equals at 0x7ff5391f77d0>, '<': <function _less_than at 0x7ff5391f76e0>, '>': <function _greater_than at 0x7ff5391f7668>}
host_passes(host_state, filter_properties)

Return a list of hosts that can fulfill query requirements.