def SendChunkToDataserver(args):
address, cchunk = args
print(cchunk.ChunkId, address)
channel = grpc.insecure_channel(address)
stub = DataForClient_pb2_grpc.DFCStub(channel)
metadata = DataForClient_pb2.MetaData(ChunkSize=cchunk.ChunkSize,
ChunkId=cchunk.getChunkId(),
inFID=cchunk.getFileID(),
offset=cchunk.getOffset(),
StoreDID=cchunk.getDataserverID())
request = DataForClient_pb2.uploadChunkRequest(metadata=metadata,
chunk=cchunk.getContent())
response = stub.uploadChunk(request)
channel.close()
return response.Msg
def copyChunkBetweenDataServer(self, request, context):
cid = request.CID
address = request.copyip + ':' + str(request.copyport)
cchunk = StoreManager.StoreManager.get(cid)
cchunk.setCID(request.copycid)
channel = grpc.insecure_channel(address)
stub = DataForClient_pb2_grpc.DFCStub(channel)
metadata = DataForClient_pb2.MetaData(
ChunkSize=cchunk.ChunkSize,
ChunkId=cchunk.getChunkId(),
inFID=cchunk.getFileID(),
offset=cchunk.getOffset(),
StoreDID=cchunk.getDataserverID())
package = DataForClient_pb2.copyChunkRequest(metadata=metadata,
chunk=cchunk.getContent())
answer = stub.copyChunk(package)
channel.close()
if answer.Msg == 'ok':
response = DataForMaster_pb2.ACK1(feedback=True)
else:
response = DataForMaster_pb2.ACK1(feedback=False)
return response