def __init__(self, recv_ip=localhost, recv_port=default_port+2, \
send_ip=localhost, send_port=default_port, \
filename="test/received_test.pdf", \
log_name="log/recv_log.txt"):
self.recv_sock = init_recv_socket((recv_ip, recv_port))
self.connections = [self.recv_sock]
self.recv_ip = recv_ip
self.recv_port = recv_port
self.window_size = 1
self.file_size = 0
self.send_addr = (send_ip, int(send_port))
self.file_write = open(filename, "wb+")
self.log_file = [sys.stdout, open(log_name, "w")] \
[log_name != "stdout"]
self.pkt_gen = PacketGenerator(recv_port, send_port)
self.pkt_ext = PacketExtractor(recv_port, send_port)
self.expected_ack = 0
self.logger = logging.getLogger("Receiver")
self.logger.setLevel(logging.INFO)
hd = logging.StreamHandler()
formatter = logging. \
Formatter \
("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
hd.setFormatter(formatter)
self.logger.addHandler(hd)
def __init__(self, send_ip=localhost, send_port=default_port, \
recv_ip=localhost, recv_port=default_port+2, \
filename="test/test.pdf", \
log_name="send_log.txt", window_size=1):
self.send_addr = (send_ip, send_port)
self.sender_sock = init_send_socket((send_ip, send_port))
self.connections = [self.sender_sock]
self.recv_addr = (recv_ip, recv_port)
self.sent_file = open(filename, "rb")
self.log_file = [sys.stdout, open(log_name, "w")] \
[log_name != "stdout"]
self.file_size = os.path.getsize(filename)
self.window_size = window_size
self.status = None
self.pkt_gen = PacketGenerator(send_port, recv_port)
self.pkt_ext = PacketExtractor(send_port, recv_port)
self.segment_count = 0
self.retrans_count = 0
self.send_time = 0
self.oldest_unacked_pkt = UnackedPacket()
# logging module init
self.logger = logging.getLogger("Sender")
self.logger.setLevel(logging.INFO)
hd = logging.StreamHandler()
formatter = logging. \
Formatter \
("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
hd.setFormatter(formatter)
self.logger.addHandler(hd)
