small http server fork. with request split and user-agent output=)

40str_server.py

from socket import *

LOG_MODE = True
DEFAULT_REPLY = '<h1>Hello world fork=)</h1>'
MAX_RECV = 1024

def server_bind(port, max_conn):
    s = socket(AF_INET, SOCK_STREAM)
    s.bind(('', port))
    s.listen(max_conn)
    return s

def response_template(message=DEFAULT_REPLY):
    res = "HTTP/1.0 200 OK\r\n"
    res += "Content-Length: %s\r\n" % len(message)
    res += "Content-Type: text/html\r\n"
    res += "\r\n"
    res += message
    res += "\r\n"
    return res

def split_data(recv):
    s = recv.split('\\r\\n')
    sp_data = dict( (k, v) for k, v in (a.split(': ') for a in s[1:len(s)-2]))
    return sp_data

def server_ioloop(s):
    while True:
      client, addr = s.accept()
      recv = repr(client.recv(MAX_RECV))
      request = split_data(recv)
      if LOG_MODE:
          print("Connect from %s" % str(addr))
          print recv
      if 'User-Agent' in request.keys():
          response = response_template(DEFAULT_REPLY+"<br>You are using: <b>%s</b>" % request['User-Agent'])
      else:
          response = response_template()
      client.send(response.encode('ascii'))
      client.close()

server_ioloop(server_bind(8888, 100))