from SocketServer import BaseRequestHandler, TCPServer
from time import time

from private_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()