|
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455 |
- """
- mbed SDK
- Copyright (c) 2011-2013 ARM Limited
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- """
- from socket import socket, AF_INET, SOCK_DGRAM
- import string, random
- from time import time
-
- from private_settings import CLIENT_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 UDP_EchoClient:
- s = socket(AF_INET, SOCK_DGRAM)
-
- def __init__(self, host):
- self.host = host
- 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
- # packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
- UDP_EchoClient.s.sendto(packet, (self.host, ECHO_PORT))
- data = UDP_EchoClient.s.recv(LEN_PACKET)
- # assert packet == data, "packet error:\n%s\n%s\n" % (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)
-
- while True:
- e = UDP_EchoClient(CLIENT_ADDRESS)
- e.test()
|