def __init__(self, host, port, username="******"):
self.host = host
self.port = port
self.username = username
self.sessionId = None
self.channel = TajoRpcChannel(self.host, self.port)
self.service = RpcService(tajo_pb2.TajoMasterClientProtocolService_Stub,
self.channel)
class TajoSessionConnection():
def __init__(self, host, port, username="******"):
self.host = host
self.port = port
self.username = username
self.sessionId = None
self.channel = TajoRpcChannel(self.host, self.port)
self.service = RpcService(tajo_pb2.TajoMasterClientProtocolService_Stub,
self.channel)
def createNewSessionId(self):
request = ClientProtos_pb2.CreateSessionRequest()
request.username = self.username
response = self.service.createSession(request)
self.sessionId = response.sessionId.id
return self.sessionId
def checkSessionAndGet(self):
if self.sessionId is None:
self.sessionId = self.createNewSessionId()
return self.sessionId
