BA / Mbed OS BaBoRo_test2

Backup 1

mbed-os/tools/host_tests/udpecho_client.py@0:02dd72d1d465, 2018-04-24 (annotated)

Committer:
borlanic
Date:
Tue Apr 24 11:45:18 2018 +0000
Revision:
0:02dd72d1d465
BaBoRo_test2 - backup 1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
borlanic 0:02dd72d1d465 1 """
borlanic 0:02dd72d1d465 2 mbed SDK
borlanic 0:02dd72d1d465 3 Copyright (c) 2011-2013 ARM Limited
borlanic 0:02dd72d1d465 4
borlanic 0:02dd72d1d465 5 Licensed under the Apache License, Version 2.0 (the "License");
borlanic 0:02dd72d1d465 6 you may not use this file except in compliance with the License.
borlanic 0:02dd72d1d465 7 You may obtain a copy of the License at
borlanic 0:02dd72d1d465 8
borlanic 0:02dd72d1d465 9 http://www.apache.org/licenses/LICENSE-2.0
borlanic 0:02dd72d1d465 10
borlanic 0:02dd72d1d465 11 Unless required by applicable law or agreed to in writing, software
borlanic 0:02dd72d1d465 12 distributed under the License is distributed on an "AS IS" BASIS,
borlanic 0:02dd72d1d465 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
borlanic 0:02dd72d1d465 14 See the License for the specific language governing permissions and
borlanic 0:02dd72d1d465 15 limitations under the License.
borlanic 0:02dd72d1d465 16 """
borlanic 0:02dd72d1d465 17 from socket import socket, AF_INET, SOCK_DGRAM
borlanic 0:02dd72d1d465 18 import string, random
borlanic 0:02dd72d1d465 19 from time import time
borlanic 0:02dd72d1d465 20
borlanic 0:02dd72d1d465 21 from mbed_settings import CLIENT_ADDRESS
borlanic 0:02dd72d1d465 22
borlanic 0:02dd72d1d465 23 ECHO_PORT = 7
borlanic 0:02dd72d1d465 24
borlanic 0:02dd72d1d465 25 LEN_PACKET = 127
borlanic 0:02dd72d1d465 26 N_PACKETS = 5000
borlanic 0:02dd72d1d465 27 TOT_BITS = float(LEN_PACKET * N_PACKETS * 8) * 2
borlanic 0:02dd72d1d465 28 MEGA = float(1024 * 1024)
borlanic 0:02dd72d1d465 29 UPDATE_STEP = (N_PACKETS/10)
borlanic 0:02dd72d1d465 30
borlanic 0:02dd72d1d465 31 class UDP_EchoClient:
borlanic 0:02dd72d1d465 32 s = socket(AF_INET, SOCK_DGRAM)
borlanic 0:02dd72d1d465 33
borlanic 0:02dd72d1d465 34 def __init__(self, host):
borlanic 0:02dd72d1d465 35 self.host = host
borlanic 0:02dd72d1d465 36 self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
borlanic 0:02dd72d1d465 37
borlanic 0:02dd72d1d465 38 def __packet(self):
borlanic 0:02dd72d1d465 39 # Comment out the checks when measuring the throughput
borlanic 0:02dd72d1d465 40 # packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
borlanic 0:02dd72d1d465 41 UDP_EchoClient.s.sendto(packet, (self.host, ECHO_PORT))
borlanic 0:02dd72d1d465 42 data = UDP_EchoClient.s.recv(LEN_PACKET)
borlanic 0:02dd72d1d465 43 # assert packet == data, "packet error:\n%s\n%s\n" % (packet, data)
borlanic 0:02dd72d1d465 44
borlanic 0:02dd72d1d465 45 def test(self):
borlanic 0:02dd72d1d465 46 start = time()
borlanic 0:02dd72d1d465 47 for i in range(N_PACKETS):
borlanic 0:02dd72d1d465 48 if (i % UPDATE_STEP) == 0: print '%.2f%%' % ((float(i)/float(N_PACKETS)) * 100.)
borlanic 0:02dd72d1d465 49 self.__packet()
borlanic 0:02dd72d1d465 50 t = time() - start
borlanic 0:02dd72d1d465 51 print 'Throughput: (%.2f)Mbits/s' % ((TOT_BITS / t)/MEGA)
borlanic 0:02dd72d1d465 52
borlanic 0:02dd72d1d465 53 while True:
borlanic 0:02dd72d1d465 54 e = UDP_EchoClient(CLIENT_ADDRESS)
borlanic 0:02dd72d1d465 55 e.test()