mbed-os
Dependents: cobaLCDJoyMotor_Thread odometry_omni_3roda_v3 odometry_omni_3roda_v1 odometry_omni_3roda_v2 ... more
tools/host_tests/tcpecho_client.py@0:b74591d5ab33, 2017-12-11 (annotated)
- Committer:
- be_bryan
- Date:
- Mon Dec 11 17:54:04 2017 +0000
- Revision:
- 0:b74591d5ab33
motor ++
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
be_bryan | 0:b74591d5ab33 | 1 | """ |
be_bryan | 0:b74591d5ab33 | 2 | mbed SDK |
be_bryan | 0:b74591d5ab33 | 3 | Copyright (c) 2011-2013 ARM Limited |
be_bryan | 0:b74591d5ab33 | 4 | |
be_bryan | 0:b74591d5ab33 | 5 | Licensed under the Apache License, Version 2.0 (the "License"); |
be_bryan | 0:b74591d5ab33 | 6 | you may not use this file except in compliance with the License. |
be_bryan | 0:b74591d5ab33 | 7 | You may obtain a copy of the License at |
be_bryan | 0:b74591d5ab33 | 8 | |
be_bryan | 0:b74591d5ab33 | 9 | http://www.apache.org/licenses/LICENSE-2.0 |
be_bryan | 0:b74591d5ab33 | 10 | |
be_bryan | 0:b74591d5ab33 | 11 | Unless required by applicable law or agreed to in writing, software |
be_bryan | 0:b74591d5ab33 | 12 | distributed under the License is distributed on an "AS IS" BASIS, |
be_bryan | 0:b74591d5ab33 | 13 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
be_bryan | 0:b74591d5ab33 | 14 | See the License for the specific language governing permissions and |
be_bryan | 0:b74591d5ab33 | 15 | limitations under the License. |
be_bryan | 0:b74591d5ab33 | 16 | """ |
be_bryan | 0:b74591d5ab33 | 17 | import socket |
be_bryan | 0:b74591d5ab33 | 18 | import string, random |
be_bryan | 0:b74591d5ab33 | 19 | from time import time |
be_bryan | 0:b74591d5ab33 | 20 | |
be_bryan | 0:b74591d5ab33 | 21 | from mbed_settings import SERVER_ADDRESS |
be_bryan | 0:b74591d5ab33 | 22 | |
be_bryan | 0:b74591d5ab33 | 23 | ECHO_PORT = 7 |
be_bryan | 0:b74591d5ab33 | 24 | |
be_bryan | 0:b74591d5ab33 | 25 | LEN_PACKET = 127 |
be_bryan | 0:b74591d5ab33 | 26 | N_PACKETS = 5000 |
be_bryan | 0:b74591d5ab33 | 27 | TOT_BITS = float(LEN_PACKET * N_PACKETS * 8) * 2 |
be_bryan | 0:b74591d5ab33 | 28 | MEGA = float(1024 * 1024) |
be_bryan | 0:b74591d5ab33 | 29 | UPDATE_STEP = (N_PACKETS/10) |
be_bryan | 0:b74591d5ab33 | 30 | |
be_bryan | 0:b74591d5ab33 | 31 | class TCP_EchoClient: |
be_bryan | 0:b74591d5ab33 | 32 | def __init__(self, host): |
be_bryan | 0:b74591d5ab33 | 33 | self.s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) |
be_bryan | 0:b74591d5ab33 | 34 | self.s.connect((host, ECHO_PORT)) |
be_bryan | 0:b74591d5ab33 | 35 | self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET)) |
be_bryan | 0:b74591d5ab33 | 36 | |
be_bryan | 0:b74591d5ab33 | 37 | def __packet(self): |
be_bryan | 0:b74591d5ab33 | 38 | # Comment out the checks when measuring the throughput |
be_bryan | 0:b74591d5ab33 | 39 | # self.packet = ''.join(random.choice(string.ascii_uppercase + string.digits) for _ in range(LEN_PACKET)) |
be_bryan | 0:b74591d5ab33 | 40 | self.s.send(self.packet) |
be_bryan | 0:b74591d5ab33 | 41 | data = self.s.recv(LEN_PACKET) |
be_bryan | 0:b74591d5ab33 | 42 | # assert self.packet == data, "packet error:\n%s\n%s\n" % (self.packet, data) |
be_bryan | 0:b74591d5ab33 | 43 | |
be_bryan | 0:b74591d5ab33 | 44 | def test(self): |
be_bryan | 0:b74591d5ab33 | 45 | start = time() |
be_bryan | 0:b74591d5ab33 | 46 | for i in range(N_PACKETS): |
be_bryan | 0:b74591d5ab33 | 47 | if (i % UPDATE_STEP) == 0: print '%.2f%%' % ((float(i)/float(N_PACKETS)) * 100.) |
be_bryan | 0:b74591d5ab33 | 48 | self.__packet() |
be_bryan | 0:b74591d5ab33 | 49 | t = time() - start |
be_bryan | 0:b74591d5ab33 | 50 | print 'Throughput: (%.2f)Mbits/s' % ((TOT_BITS / t)/MEGA) |
be_bryan | 0:b74591d5ab33 | 51 | |
be_bryan | 0:b74591d5ab33 | 52 | def __del__(self): |
be_bryan | 0:b74591d5ab33 | 53 | self.s.close() |
be_bryan | 0:b74591d5ab33 | 54 | |
be_bryan | 0:b74591d5ab33 | 55 | while True: |
be_bryan | 0:b74591d5ab33 | 56 | e = TCP_EchoClient(SERVER_ADDRESS) |
be_bryan | 0:b74591d5ab33 | 57 | e.test() |