Anders Blomdell / mbed-sdk-tools

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host_tests/tcpecho_server.py@13:ab47a20b66f0, 2016-07-14 (annotated)

Committer:
screamer
Date:
Thu Jul 14 20:21:19 2016 +0100
Revision:
13:ab47a20b66f0
Parent:
0:66f3b5499f7f 
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UserRevisionLine numberNew contents of line
screamer 0:66f3b5499f7f 1 """
screamer 0:66f3b5499f7f 2 mbed SDK
screamer 0:66f3b5499f7f 3 Copyright (c) 2011-2013 ARM Limited
screamer 0:66f3b5499f7f 4
screamer 0:66f3b5499f7f 5 Licensed under the Apache License, Version 2.0 (the "License");
screamer 0:66f3b5499f7f 6 you may not use this file except in compliance with the License.
screamer 0:66f3b5499f7f 7 You may obtain a copy of the License at
screamer 0:66f3b5499f7f 8
screamer 0:66f3b5499f7f 9 http://www.apache.org/licenses/LICENSE-2.0
screamer 0:66f3b5499f7f 10
screamer 0:66f3b5499f7f 11 Unless required by applicable law or agreed to in writing, software
screamer 0:66f3b5499f7f 12 distributed under the License is distributed on an "AS IS" BASIS,
screamer 0:66f3b5499f7f 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
screamer 0:66f3b5499f7f 14 See the License for the specific language governing permissions and
screamer 0:66f3b5499f7f 15 limitations under the License.
screamer 0:66f3b5499f7f 16 """
screamer 0:66f3b5499f7f 17 from SocketServer import BaseRequestHandler, TCPServer
screamer 0:66f3b5499f7f 18 from time import time
screamer 0:66f3b5499f7f 19
screamer 13:ab47a20b66f0 20 from mbed_settings import LOCALHOST
screamer 0:66f3b5499f7f 21
screamer 0:66f3b5499f7f 22 MAX_INDEX = 126
screamer 0:66f3b5499f7f 23 MEGA = float(1024 * 1024)
screamer 0:66f3b5499f7f 24
screamer 0:66f3b5499f7f 25 class TCP_EchoHandler(BaseRequestHandler):
screamer 0:66f3b5499f7f 26 def handle(self):
screamer 0:66f3b5499f7f 27 print "\nconnection received"
screamer 0:66f3b5499f7f 28 start = time()
screamer 0:66f3b5499f7f 29 bytes = 0
screamer 0:66f3b5499f7f 30 index = 0
screamer 0:66f3b5499f7f 31 while True:
screamer 0:66f3b5499f7f 32 data = self.request.recv(1024)
screamer 0:66f3b5499f7f 33 if not data: break
screamer 0:66f3b5499f7f 34
screamer 0:66f3b5499f7f 35 bytes += len(data)
screamer 0:66f3b5499f7f 36 for n in map(ord, data):
screamer 0:66f3b5499f7f 37 if n != index:
screamer 0:66f3b5499f7f 38 print "data error %d != %d" % (n , index)
screamer 0:66f3b5499f7f 39 index += 1
screamer 0:66f3b5499f7f 40 if index > MAX_INDEX:
screamer 0:66f3b5499f7f 41 index = 0
screamer 0:66f3b5499f7f 42
screamer 0:66f3b5499f7f 43 self.request.sendall(data)
screamer 0:66f3b5499f7f 44 t = time() - start
screamer 0:66f3b5499f7f 45 b = float(bytes * 8) * 2
screamer 0:66f3b5499f7f 46 print "Throughput: (%.2f)Mbits/s" % ((b/t)/MEGA)
screamer 0:66f3b5499f7f 47
screamer 0:66f3b5499f7f 48 server = TCPServer((LOCALHOST, 7), TCP_EchoHandler)
screamer 0:66f3b5499f7f 49 print "listening for connections"
screamer 0:66f3b5499f7f 50 server.serve_forever()