为 SocketServer 添加 SSL 支持 [英] Adding SSL Support to SocketServer
问题描述
我有一个基于 ThreadingTCPServer
的服务器.现在我想为该服务器添加 SSL 支持.如果没有 SSL,它工作正常,但使用 SSLv3 我无法将客户端连接到服务器,它总是抛出异常:Error 111 Connection Refused
.错误表明该端口上没有 SSL 服务器.
I have a Server based on ThreadingTCPServer
. Now Ii want to add SSL Support to that Server.
Without SSL it works fine but with SSLv3 I cant connect a Client to the Server, it always throws an exception: Error 111 Connection Refused
. The error mens there's no SSL Server on that port.
我根据我在 Stackoverflow 上找到的示例添加了 SSL 支持.这是我的代码:
I added the SSL Support based on an example I found here at Stackoverflow. Here's my code:
服务器:
class BeastServer(SocketServer.ThreadingMixIn, SocketServer.TCPServer):
def __init__(self, server_address, RequestHandlerClass, bind_and_activate=True):
SocketServer.BaseServer.__init__(self, server_address,
RequestHandlerClass)
ctx = SSL.Context(SSL.SSLv3_METHOD)
cert = 'server.pem'
key = 'key.pem'
ctx.use_privatekey_file(key)
ctx.use_certificate_file(cert)
self.socket = SSL.Connection(ctx, socket.socket(self.address_family,
self.socket_type))
if bind_and_activate:
#self.server_bind()
#self.server_a
客户:
class Client(object) :
def verbinden (self, ip_) :
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
ssl_sock = ssl.wrap_socket(s, cert_reqs=ssl.CERT_REQUIRED,
ssl_version=ssl.PROTOCOL_SSLv3, ca_certs='server.pem')
ssl_sock.connect((ip_, 10012))
return ssl_sock
密钥和证书文件是使用开放式 SSL 创建的.我希望有人能告诉我问题是什么.
The key and certificate file is created using open SSL. I hope somebody can tell me what the problem is.
感谢您的帮助
最好的问候帕特里克
推荐答案
只使用标准库
服务器端:
from SocketServer import TCPServer, ThreadingMixIn, StreamRequestHandler
import ssl
class MySSL_TCPServer(TCPServer):
def __init__(self,
server_address,
RequestHandlerClass,
certfile,
keyfile,
ssl_version=ssl.PROTOCOL_TLSv1,
bind_and_activate=True):
TCPServer.__init__(self, server_address, RequestHandlerClass, bind_and_activate)
self.certfile = certfile
self.keyfile = keyfile
self.ssl_version = ssl_version
def get_request(self):
newsocket, fromaddr = self.socket.accept()
connstream = ssl.wrap_socket(newsocket,
server_side=True,
certfile = self.certfile,
keyfile = self.keyfile,
ssl_version = self.ssl_version)
return connstream, fromaddr
class MySSL_ThreadingTCPServer(ThreadingMixIn, MySSL_TCPServer): pass
class testHandler(StreamRequestHandler):
def handle(self):
data = self.connection.recv(4096)
self.wfile.write(data)
#test code
MySSL_ThreadingTCPServer(('127.0.0.1',5151),testHandler,"cert.pem","key.pem").serve_forever()
客户端:
import os
import socket, ssl
s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
ssl_sock = ssl.wrap_socket(s,
ca_certs="cert.pem",
cert_reqs=ssl.CERT_REQUIRED,
ssl_version=ssl.PROTOCOL_TLSv1)
ssl_sock.connect(('127.0.0.1',5151))
ssl_sock.send('hello ~MySSL !')
print ssl_sock.recv(4096)
ssl_sock.close()
效果很好
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