3 Copyright (c) 2011-2013 ARM Limited
5 Licensed under the Apache License, Version 2.0 (the "License");
6 you may not use this file except in compliance with the License.
7 You may obtain a copy of the License at
9 http://www.apache.org/licenses/LICENSE-2.0
11 Unless required by applicable law or agreed to in writing, software
12 distributed under the License is distributed on an "AS IS" BASIS,
13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 See the License for the specific language governing permissions and
15 limitations under the License.
17 from socket import socket, AF_INET, SOCK_DGRAM
21 from private_settings import CLIENT_ADDRESS
27 TOT_BITS = float(LEN_PACKET * N_PACKETS * 8) * 2
28 MEGA = float(1024 * 1024)
29 UPDATE_STEP = (N_PACKETS/10)
32 s = socket(AF_INET, SOCK_DGRAM)
34 def __init__(self, host):
36 self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
39 # Comment out the checks when measuring the throughput
40 # packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
41 UDP_EchoClient.s.sendto(packet, (self.host, ECHO_PORT))
42 data = UDP_EchoClient.s.recv(LEN_PACKET)
43 # assert packet == data, "packet error:\n%s\n%s\n" % (packet, data)
47 for i in range(N_PACKETS):
48 if (i % UPDATE_STEP) == 0: print '%.2f%%' % ((float(i)/float(N_PACKETS)) * 100.)
51 print 'Throughput: (%.2f)Mbits/s' % ((TOT_BITS / t)/MEGA)
54 e = UDP_EchoClient(CLIENT_ADDRESS)