def main():
"""Main"""
next_no = 0
exit_flag = False
sin_port, sout_port, csin_port, file = checkCommandArgs()
#sin socket
sin = Server(IP, sin_port, BUFFER_SIZE)
sin.accept()
#sout socket
sout = Client(IP, sout_port)
sout.connect(IP, csin_port)
open_file = File(file)
buffer = PacketBuffer()
sent = 0
while (not exit_flag):
data, data_len = open_file.readBytes()
pack = Packet(DATA_PACKET, next_no, data_len, data)
if data_len == 0:
exit_flag = True
buffer.onqueue(pack)
while True:
sout.send(pickle.dumps(buffer.peek()))
sent += 1
if not sin.receiveSecond(next_no):
print("no responce or incorrect responce")
continue
print("response and checked")
next_no += 1
buffer.dequeue()
break
open_file.close()
sout.shutdown()
sin.close()
sout.close()
print("sent: " + str(sent))
