def deleteDataFromNode(self, username, filename, chunk_id, destination):
channel = grpc.insecure_channel(destination)
channel2 = self.activeNodeObj.getActiveIpsDict()[destination]
stub = fileService_pb2_grpc.FileserviceStub(channel2)
response = stub.FileDelete(
fileService_pb2.FileInfo(username=username,
filename=str(filename + chunk_id),
sequence_no=chunk_id))
return response
def broadcastMetadata(self, username, filename, chunk_id, destination):
activeIpList = self.activeNodeObj.getActiveIpsDict()
for ip, channel in activeIpList.items():
stub = fileService_pb2_grpc.FileserviceStub(channel)
response = stub.metadataUpdate(
fileService_pb2.metadataInfo(username=username,
filename=filename,
chunk_id=chunk_id,
destination=destination))
def informSuperNode(self_node):
temp = self_node.split(":")[0]
try:
channel = grpc.insecure_channel(superNodeIp)
if isChannelAlive(channel):
stub = fileService_pb2_grpc.FileserviceStub(channel)
response = stub.getLeaderInfo(fileService_pb2.ClusterInfo(ip=str(temp), port="3000", clusterName="Saket"))
print(response.message)
else:
raise
except Exception as e:
print(e)
def client():
while True:
choice = int(
input(
"What operation: 1. Upload 2. Download 3. File Search 4. File List 5. File Delete : "
))
if choice == 1:
channel = grpc.insecure_channel('192.168.0.9:9000')
fileName = input("FileName to be uploaded: ")
# start = timer()
start_time = time.time()
chunk_generator = get_file_chunks(fileName)
# time.sleep(1)
# end = timer()
# print(end-start)
# print("Chunks generated in %s seconds" % (time.time() - start_time))
print("Chunks generated in %s seconds" % (str(
(time.time() - start_time))))
start_time = time.time()
stub = fileService_pb2_grpc.FileserviceStub(channel)
response = stub.UploadFile(chunk_generator)
print("File Uploaded in - %s seconds" %
(str(round(time.time() - start_time, 10))))
print(response)
elif choice == 2:
channel = grpc.insecure_channel('192.168.0.9:9000')
name = input("Name of file to download")
start_time = time.time()
stub = fileService_pb2_grpc.FileserviceStub(channel)
# res = stub.FileSearch(fileService_pb2.FileInfo(username="******", filename=name))
if True:
response = stub.DownloadFile(
fileService_pb2.FileInfo(username="******",
filename=name))
print("Files downloaded in %s seconds" %
(str(round(time.time() - start_time, 10))))
start_time = time.time()
save_chunks_to_file(response, "downloads/" + name)
print("Download chunks aggregated in %s seconds" %
(str(round(time.time() - start_time, 10))))
print("File downloaded. ")
else:
print("File not found")
elif choice == 3:
channel = grpc.insecure_channel('192.168.0.9:9000')
name = input("Name of file to Search")
stub = fileService_pb2_grpc.FileserviceStub(channel)
response = stub.FileSearch(
fileService_pb2.FileInfo(username="******", filename=name))
print(response)
elif choice == 4:
channel = grpc.insecure_channel('192.168.0.9:9000')
name = input("Enter username: "******"akshay", filename=name))
print("File List. ", fileList)
elif choice == 5:
channel = grpc.insecure_channel('192.168.0.9:9000')
name = input("Name of file to Delete: ")
stub = fileService_pb2_grpc.FileserviceStub(channel)
res = stub.FileSearch(
fileService_pb2.FileInfo(username="******", filename=name))
if res.success:
response = stub.FileDelete(
fileService_pb2.FileInfo(username="******", filename=name))
print(response)
else:
print("file not found")
def sendDataToDestination(self, chunk, node, chunk_id):
channel = self.activeNodeObj.getActiveIpsDict()[node]
stub = fileService_pb2_grpc.FileserviceStub(channel)
chunk_generator = self.getChunksinStream(chunk, chunk_id)
response = stub.UploadFile(chunk_generator)