def setUp(self):
        super(SimpleInstanceTest, self).setUp()
        db_info = DBInstance(
            InstanceTasks.BUILDING, name="TestInstance")
        self.instance = SimpleInstance(
            None, db_info, InstanceServiceStatus(
                ServiceStatuses.BUILDING), ds_version=Mock(), ds=Mock())
        db_info.addresses = {"private": [{"addr": "123.123.123.123"}],
                             "internal": [{"addr": "10.123.123.123"}],
                             "public": [{"addr": "15.123.123.123"}]}
        self.orig_conf = CONF.network_label_regex
        self.orig_ip_regex = CONF.ip_regex
        self.orig_black_list_regex = CONF.black_list_regex
def execute_rpc_implementor(self, audit_name, target, response_queue,
                                args, kwargs):
        """
        Honor a remote procedure call request from a plugin.

        :param audit_name: Name of the audit requesting the call.
        :type audit_name: str

        :param target: RPC implementor function.
        :type target: callable

        :param response_queue: Response queue identity.
        :type response_queue: str

        :param args: Positional arguments to the call.
        :type args: tuple

        :param kwargs: Keyword arguments to the call.
        :type kwargs: dict
        """
        try:

            # Call the implementor and get the response.
            response = target(self.orchestrator, audit_name, *args, **kwargs)
            success  = True

        # Catch exceptions and prepare them for sending.
        except Exception:
            if response_queue:
                response = self.prepare_exception(*sys.exc_info())
                success  = False

        # If the call was synchronous,
        # send the response/error back to the plugin.
        if response_queue:
            self.orchestrator.messageManager.send(
                response_queue, (success, response))