':param IReactorTime reactor: Reactor time interface implementation.
:param IFlockerAPIV1Client flocker_client: Client that allows
communication with Flocker.
:param UUID node_id: The identity of the local node this plugin is
running on.'

def __init__(self, reactor, flocker_client, node_id):

    self._reactor = reactor
    self._flocker_client = flocker_client
    self._node_id = node_id
