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 0x2acf0e816a28>, 'or': <function _or at 0x2acf0e816c80>, '>=': <function _greater_than_equal at 0x2acf0e816d70>, 'in': <function _in at 0x2acf0e816de8>, 'not': <function _not at 0x2acf0e816cf8>, '<=': <function _less_than_equal at 0x2acf0e816e60>, '=': <function _equals at 0x2acf0e816b90>, '<': <function _less_than at 0x2acf0e816c08>, '>': <function _greater_than at 0x2acf0e816f50>}
host_passes(host_state, filter_properties)

Return a list of hosts that can fulfill query requirements.