def serve(ctx, handlers, prerun=prerun, postrun=postrun):
"""
Start protocol at socket address path. Handlers is a dict
of sub-command names, and corresponding functions.
See above for the two callbacks prerun and postrun.
"""
address = FilePath(ctx.opts.flags.address)
if address.exists():
raise SystemExit("Cannot listen on an existing path")
#startLogging(sys.stdout)
serverFactory = Factory()
serverFactory.ctx = ctx
serverFactory.handlers = handlers
serverFactory.prerun = prerun
serverFactory.postrun = postrun
serverFactory.protocol = ServerProtocol
port = reactor.listenUNIX(address.path, serverFactory)
reactor.run()
