import sys
import os
import traceback
-from sfa.util.namespace import *
from sfa.util.table import SfaTable
from sfa.util.prefixTree import prefixTree
from sfa.plc.api import SfaAPI
from sfa.util.config import Config
from sfa.trust.certificate import Keypair
from sfa.trust.hierarchy import Hierarchy
-from sfa.util.report import trace, error
from sfa.server.registry import Registries
import sfa.util.xmlrpcprotocol as xmlrpcprotocol
import socket