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 0xf3fd7d0>, 'or': <function _or at 0xf3fd758>, '>=': <function _greater_than_equal at 0xf3fd668>, 'in': <function _in at 0xf3fd578>, 'not': <function _not at 0xf3fd6e0>, '<=': <function _less_than_equal at 0xf3fd5f0>, '=': <function _equals at 0xf3fd410>, '<': <function _less_than at 0xf3fd488>, '>': <function _greater_than at 0xf3fd500>}

host_passes(host_state, filter_properties)

Return a list of hosts that can fulfill query requirements.