def __init__(self, checker, port): """ Initialize the RoboEarth Cloud Engine realm. @param checker: Login checker which authenticates the User when an initial request is received. @type checker: twisted.cred.checkers.ICredentialsChecker @param port: Port where the robot process is listening for connections from other endpoints. @type port: int """ self._checker = checker self._port = port self._network = Network() self._balancer = LoadBalancer() self._distributor = Distributor() self._users = {} self._pendingContainer = {}