tahoe-lafs/allmydata/client.py

49 lines
1.5 KiB
Python

from foolscap import Tub, Referenceable
from twisted.application import service
from twisted.python import log
import os.path
class Storage(service.MultiService, Referenceable):
pass
class Client(service.MultiService):
CERTFILE = "client.pem"
def __init__(self, queen_pburl):
service.MultiService.__init__(self)
self.queen_pburl = queen_pburl
if os.path.exists(self.CERTFILE):
self.tub = Tub(certData=open(self.CERTFILE, "rb").read())
else:
self.tub = Tub()
f = open(self.CERTFILE, "wb")
f.write(self.tub.getCertData())
f.close()
self.queen = None # self.queen is either None or a RemoteReference
self.urls = {}
s = Storage()
s.setServiceParent(self)
#self.urls["storage"] = self.tub.registerReference(s, "storage")
def startService(self):
service.MultiService.startService(self)
if self.queen_pburl:
self.connector = self.tub.connectTo(self.queen_pburl,
self._got_queen)
else:
log.msg("no queen_pburl, cannot connect")
def stopService(self):
self.connector.stopConnecting()
def _got_queen(self, queen):
log.msg("connected to queen")
self.queen = queen
queen.notifyOnDisconnect(self._lost_queen)
queen.callRemote("hello", urls=self.urls)
def _lost_queen(self):
log.msg("lost connection to queen")
self.queen = None