都2019年了，还问http中GET和POST的区别(3)

日期：2020-05-12 栏目：破解天下浏览：次

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import socket

HOST, PORT = '', 23333


def server_run():
  listen_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
  listen_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
  listen_socket.bind((HOST, PORT))
  listen_socket.listen(1)
  print('Serving HTTP on port %s ...' % PORT)
  while True:
    # 接受连接
    client_connection, client_address = listen_socket.accept()
    handle_request(client_connection)


def handle_request(client_connection):
  # 获取请求报文
  request = ''
  while True:
    recv_data = client_connection.recv(2400)
    recv_data = recv_data.decode()
    request += recv_data
    if len(recv_data) < 2400:
      break

  # 解析首行
  first_line_array = request.split('\r\n')[0].split(' ')

  # 分离 header 和 body
  space_line_index = request.index('\r\n\r\n')
  header = request[0: space_line_index]
  body = request[space_line_index + 4:]

  # 打印请求报文
  print(request)

  # 返回报文
  http_response = b"""\
HTTP/1.1 200 OK

<!DOCTYPE html>
<html>
<head>
  <title>Hello, World!</title>
</head>
<body>
<p style="color: green">Hello, World!</p>
</body>
</html>
"""
  client_connection.sendall(http_response)
  client_connection.close()


if __name__ == '__main__':
  server_run()

上面代码就是简单的打印请求报文然后返回 HelloWorld 的 html 页面，我们运行起来