python3实现一个http代理服务器代码-python代码-BFW代码库

python3实现一个http代理服务器代码

代码语言：python

所属分类：其他

代码描述：python3实现一个http代理服务器代码，支持https及http

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

# encoding:utf-8
import socket
import _thread
 
 
class Header:
    """
    用于读取和解析头信息
    """
 
    def __init__(self, conn):
        self._method = None
        header = b''
        try:
            while 1:
                data = conn.recv(4096)
                header = b"%s%s" % (header, data)
                if header.endswith(b'\r\n\r\n') or (not data):
                    break
        except:
            pass
        self._header = header
        self.header_list = header.split(b'\r\n')
        self._host = None
        self._port = None
 
    def get_method(self):
        """
        获取请求方式
        :return:
        """
        if self._method is None:
            self._method = self._header[:self._header.index(b' ')]
        return self._method
 
    def get_host_info(self):
        """
        获取目标主机的ip和端口
        :return:
        """
        if self._host is None:
            method = self.get_method()
            line = self.header_list[0].decode('utf8')
            if method == b"CONNECT":
                host = line.split(' ')[1]
                if ':' in host:
                    host, port = host.split(':')
                else:
                    port = 443
            else:
                for i in self.header_list:
                    if i.startswith(b"Host:"):
                        host = i.split(b" ")
                        if len(host) < 2:
                            continue
                        host = host[1].decode('utf8')
                        break
                else:
                    host = line.split('/')[2]
                if ':' in host:
                    host, port = host.split(':')
                else:
                    port = 80
            self._host = host
            self._port = int(port)
        return self._host, self._port
 
    @property
    def data(self):
        """
        返回头部数据
      .........完整代码请登录后点击上方下载按钮下载查看