Diff: tools/host_tests/tcpecho_server.py

Revision:

0:b74591d5ab33

diff -r 000000000000 -r b74591d5ab33 tools/host_tests/tcpecho_server.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/host_tests/tcpecho_server.py	Mon Dec 11 17:54:04 2017 +0000
@@ -0,0 +1,50 @@
+"""
+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 SocketServer import BaseRequestHandler, TCPServer
+from time import time
+
+from mbed_settings import LOCALHOST
+
+MAX_INDEX = 126
+MEGA = float(1024 * 1024)
+
+class TCP_EchoHandler(BaseRequestHandler):
+    def handle(self):
+        print "\nconnection received"
+        start = time()
+        bytes = 0
+        index = 0
+        while True:
+            data = self.request.recv(1024)
+            if not data: break
+
+            bytes += len(data)
+            for n in map(ord, data):
+                if n != index:
+                    print "data error %d != %d" % (n , index)
+                index += 1
+                if index > MAX_INDEX:
+                    index = 0
+
+            self.request.sendall(data)
+        t = time() - start
+        b = float(bytes * 8) * 2
+        print "Throughput: (%.2f)Mbits/s" % ((b/t)/MEGA)
+
+server = TCPServer((LOCALHOST, 7), TCP_EchoHandler)
+print "listening for connections"
+server.serve_forever()