mbed-os/workspace_tools/host_tests/tcpecho_client.py

42 lines
1.3 KiB
Python

import socket
import string, random
from time import time
from private_settings import SERVER_ADDRESS
ECHO_PORT = 7
LEN_PACKET = 127
N_PACKETS = 5000
TOT_BITS = float(LEN_PACKET * N_PACKETS * 8) * 2
MEGA = float(1024 * 1024)
UPDATE_STEP = (N_PACKETS/10)
class TCP_EchoClient:
def __init__(self, host):
self.s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.s.connect((host, ECHO_PORT))
self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
def __packet(self):
# Comment out the checks when measuring the throughput
# self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
self.s.send(self.packet)
data = self.s.recv(LEN_PACKET)
# assert self.packet == data, "packet error:\n%s\n%s\n" % (self.packet, data)
def test(self):
start = time()
for i in range(N_PACKETS):
if (i % UPDATE_STEP) == 0: print '%.2f%%' % ((float(i)/float(N_PACKETS)) * 100.)
self.__packet()
t = time() - start
print 'Throughput: (%.2f)Mbits/s' % ((TOT_BITS / t)/MEGA)
def __del__(self):
self.s.close()
while True:
e = TCP_EchoClient(SERVER_ADDRESS)
e.test()