def _listen(self): factory = Factory() factory.protocol = FaultManagerProtocol factory.messageProcessor = self point = TCP4ServerEndpoint(reactor, self._port) d = point.listen(factory) d.addErrback(self._onListenError)
def _connectToFaultManager(self): factory = Factory() factory.protocol = ServerProtocol factory.messageProcessor = self factory.onConnect = self.connectedToFaultManager factory.onDisconnect = self.disconnectedFromFaultManager point = TCP4ClientEndpoint(reactor, self._faultManagerAddress, self._faultManagerPort) d = point.connect(factory) d.addErrback(self._onListenError)
def _listen(self): factory = Factory() factory.protocol = ServerProtocol factory.messageProcessor = self factory.onConnect = self.clientConnected factory.onDisconnect = self.clientDisconnected point = TCP4ServerEndpoint(reactor, self._localPort) d = point.listen(factory) d.addErrback(self._onListenError)
def _backupState(self):
for (address, port) in self._replicaList:
if not (address == self._localAddress and port == self._localPort): #don't connect to ourselves
factory = Factory()
factory.protocol = ServerProtocol
factory.messageProcessor = self
factory.onConnect = self.connectedToBackup
factory.onDisconnect = None
point = TCP4ClientEndpoint(reactor, address, port, timeout=2)
d = point.connect(factory)
def _connectToReplica(self):
if self._replicaIndexToAttempt < len(self._replicaList):
factory = Factory()
factory.protocol = ClientProtocol
factory.messageProcessor = self
factory.onConnect = self.connectedToServerReplica
factory.onDisconnect = self.disconnectedFromServerReplica
(replicaAddress, replicaPort) = self._replicaList[self._replicaIndexToAttempt]
print "Connecting to primary replica", replicaAddress + ":" + str(replicaPort)
point = TCP4ClientEndpoint(reactor, replicaAddress, replicaPort)
d = point.connect(factory)
d.addErrback(self._onServerReplicaConnectError)
self._replicaIndexToAttempt += 1
else:
#if we run out of replicas, send OperationComplete with result set to None
#so that performOperation will raise an exception
self._operationCompleteCondition.acquire()
self._operationResult = None
self._operationCompleteCondition.notifyAll()
self._operationCompleteCondition.release()
