56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
"""
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mbed SDK
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Copyright (c) 2011-2013 ARM Limited
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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from socket import socket, AF_INET, SOCK_DGRAM
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import string, random
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from time import time
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from private_settings import CLIENT_ADDRESS
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ECHO_PORT = 7
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LEN_PACKET = 127
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N_PACKETS = 5000
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TOT_BITS = float(LEN_PACKET * N_PACKETS * 8) * 2
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MEGA = float(1024 * 1024)
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UPDATE_STEP = (N_PACKETS/10)
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class UDP_EchoClient:
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s = socket(AF_INET, SOCK_DGRAM)
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def __init__(self, host):
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self.host = host
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self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
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def __packet(self):
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# Comment out the checks when measuring the throughput
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# packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET))
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UDP_EchoClient.s.sendto(packet, (self.host, ECHO_PORT))
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data = UDP_EchoClient.s.recv(LEN_PACKET)
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# assert packet == data, "packet error:\n%s\n%s\n" % (packet, data)
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def test(self):
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start = time()
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for i in range(N_PACKETS):
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if (i % UPDATE_STEP) == 0: print '%.2f%%' % ((float(i)/float(N_PACKETS)) * 100.)
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self.__packet()
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t = time() - start
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print 'Throughput: (%.2f)Mbits/s' % ((TOT_BITS / t)/MEGA)
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while True:
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e = UDP_EchoClient(CLIENT_ADDRESS)
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e.test()
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