class FileTransferClient(FileTransferContext):
def __init__(self, ip, port, filePath):
super(FileTransferClient, self).__init__()
self.messageQueue = Queue.Queue()
self.tcpClient = TcpClient(0, ip, port, self.messageQueue)
self.transferType = FileTransferContext.TRANSFER_TYPE_SEND
self.filePath = filePath
self.fileBaseName = os.path.basename(self.filePath)
self.fileChunkSize = COMMON.PACKET_BODY_SIZE
pass
def start(self):
if not self.initTransferInfo():
return False
isOK = self.tcpClient.start()
if isOK:
self.sendFileUploadReq()
return True
else:
print "fileClient start filed:", self.filePath
return False
def stop(self):
self.tcpClient.disconnect()
self.finiTransInfo()
def isRunOk(self):
return self.tcpClient.isConnected()
# >>REQ
def sendFileUploadReq(self):
req = FILE_TRANSFER_PACKET()
req.muCmd = FILE_CMD.CMD_FILE_UPLOAD_REQ
req.mu32BitField = CONFIG.max_body_size
body = dict()
body["fileName"] = self.fileBaseName
body["fileSize"] = self.fileTotalSize
body_str = json.dumps(body)
req.body = body_str
req.muSize = req.getSize()
self.tcpClient.sendPacket(req)
print ">>will upload {0}".format(body_str)
# <<RSP
def onFileUploadRsp(self, rsp):
# rsp = FILE_TRANSFER_PACKET()
if rsp.muMsgId == 0:
print "<<onFileUploadRsp ,rsp failed: cmd:{0} size:{1}".format(rsp.muCmd, rsp.muSize)
return
self.transferMsgId = rsp.muMsgId
self.transferSeqNum = 1
self.transferedSize = 0
self.sendFileSegmentUploadReq()
# >>REQ
def sendFileSegmentUploadReq(self):
buffer = self.readBuffer()
if len(buffer) == 0:
return
req = FILE_TRANSFER_PACKET()
req.muCmd = FILE_CMD.CMD_FILE_SEGMENT_UPLOAD_REQ
req.muMsgId = self.transferMsgId
req.mu32BitField = len(buffer)
req.muSeqnum = self.transferSeqNum
req.body = buffer
req.muSize = req.getSize()
self.tcpClient.sendPacket(req)
# <<RSP
def onFileSegmentUploadRsp(self, rsp):
if rsp.muMsgId != self.transferMsgId:
print "uploadrsp error msgid_no_math cli-msgid:{0} svr-msgid:{1}".format(self.transferMsgId, rsp.muMsgId)
return
if rsp.muSeqnum != self.transferSeqNum:
print "uploadrsp error seqN_no_math cli_seq:{0} svr_seq:{1}".format(self.transferSeqNum, rsp.muSeqnum)
return
self.transferedSize += rsp.mu32BitField
self.transferSeqNum += 1
self.traceTransferInfo()
self.sendFileSegmentUploadReq()
def serve_once(self):
try:
self.tcpClient.serve_once()
next_msg = self.messageQueue.get_nowait()
self.OnProcessPacket(next_msg)
except Queue.Empty:
# print 'queue empty'
pass
pass
def OnProcessPacket(self, packet_data):
rsp = FILE_TRANSFER_PACKET()
rsp.unpack(packet_data)
if rsp.muCmd == FILE_CMD.CMD_FILE_UPLOAD_RSP:
self.onFileUploadRsp(rsp)
return
if rsp.muCmd == FILE_CMD.CMD_FILE_SEGMENT_UPLOAD_RSP:
self.onFileSegmentUploadRsp(rsp)
class FileTransferClient(FileTransferContext):
def __init__(self,ip,port,filePath):
super(FileTransferClient, self).__init__()
self.messageQueue=Queue.Queue()
self.tcpClient = TcpClient(0, ip,port, self.messageQueue)
self.transferType = FileTransferContext.TRANSFER_TYPE_RECV
self.filePath = filePath
self.fileBaseName = os.path.basename(self.filePath)
self.fileChunkSize = COMMON.PACKET_BODY_SIZE
self.tmpdir=CONFIG.client_tmpdir
pass
def start(self):
mkdir(self.tmpdir)
isOK = self.tcpClient.start()
if isOK :
self.sendFileDownloadReq()
return True
else:
print "fileClient start filed:",self.filePath
return False
def stop(self):
self.tcpClient.disconnect()
self.finiTransInfo()
def isRunOk(self):
return self.tcpClient.isConnected()
#>>REQ
def sendFileDownloadReq(self):
req = FILE_TRANSFER_PACKET()
req.muCmd = FILE_CMD.CMD_FILE_DOWNLOAD_REQ
req.mu32BitField = CONFIG.max_body_size
body = dict()
body["fileName"] = self.filePath
body_str = json.dumps(body)
req.body = body_str
req.muSize = req.getSize()
self.tcpClient.sendPacket(req)
print ">>will download {0}".format(body_str)
#<<RSP
def onFileDownloadRsp(self,rsp):
#rsp = FILE_TRANSFER_PACKET()
if rsp.muMsgId == 0:
print "<<onFileDownloadRsp ,rsp failed: cmd:{0} size:{1}".format(rsp.muCmd,rsp.muSize)
return
self.transferMsgId=rsp.muMsgId
self.fileTotalSize=rsp.mu32BitField
if self.fileTotalSize == 0:
print "cannot find file:{0} from server".format(self.filePath)
return
self.fileBaseName=os.path.basename(self.filePath)
self.initTransferInfo()
self.transferSeqNum=0
self.transferedSize=0
self.sendFileDownReceipt()
# >>REQ
def sendFileDownReceipt(self):
req = FILE_TRANSFER_PACKET()
req.muCmd = FILE_CMD.CMD_FILE_SEGMENT_DOWNLOAD_RECIPT
req.muSeqnum=self.transferSeqNum
req.muMsgId = self.transferMsgId
req.muSize = req.getSize()
self.tcpClient.sendPacket(req)
# <<RSP
def onFileSegmentDownloadRsp(self,rsp):
if rsp.muMsgId != self.transferMsgId:
print "uploadrsp error msgid_no_math cli-msgid:{0} svr-msgid:{1}".format(self.transferMsgId,rsp.muMsgId)
return
self.writeBuffer(rsp.body)
self.transferSeqNum = rsp.muSeqnum
self.traceTransferInfo()
if self.isFinished():
print "finished"
pass
else:
self.sendFileDownReceipt()
def serve_once(self):
try:
self.tcpClient.serve_once()
next_msg = self.messageQueue.get_nowait()
self.OnProcessPacket(next_msg)
except Queue.Empty:
#print 'queue empty'
pass
pass
def OnProcessPacket(self,packet_data):
rsp = FILE_TRANSFER_PACKET()
rsp.unpack(packet_data)
if rsp.muCmd == FILE_CMD.CMD_FILE_DOWNLOAD_RSP:
self.onFileDownloadRsp(rsp)
return
if rsp.muCmd == FILE_CMD.CMD_FILE_SEGMENT_DOWNLOAD_NOTIFY:
self.onFileSegmentDownloadRsp(rsp)
