python - 将白名单添加到 python 套接字服务器
问题描述
我想知道如何制作白名单或允许的 IP 列表。有人试图加入我的服务器,他使用 VPN 隐藏他的 IP 并更改它。请帮助我,每次他这样做都会关闭我的服务器。
我的代码是:
import socket
import threading
class ChatServer:
clients_list = []
last_received_message = ""
def __init__(self):
self.server_socket = None
self.create_listening_server()
def create_listening_server(self):
self.server_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
local_ip = '127.0.0.1'
local_port = 10319
# this will allow you to immediately restart a TCP server
self.server_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
# this makes the server listen to requests coming from other computers on the network
self.server_socket.bind((local_ip, local_port))
print("Listening for incoming messages..")
self.server_socket.listen(5)
self.receive_messages_in_a_new_thread()
def receive_messages(self, so):
while True:
incoming_buffer = so.recv(256)
if not incoming_buffer:
break
self.last_received_message = incoming_buffer.decode('utf-8')
self.broadcast_to_all_clients(so) # send to all clients
so.close()
def broadcast_to_all_clients(self, senders_socket):
for client in self.clients_list:
socket, (ip, port) = client
if socket is not senders_socket:
socket.sendall(self.last_received_message.encode('utf-8'))
def receive_messages_in_a_new_thread(self):
while True:
client = so, (ip, port) = self.server_socket.accept()
self.add_to_clients_list(client)
print('Connected to ', ip, ':', str(port))
t = threading.Thread(target=self.receive_messages, args=(so,))
t.start()
def add_to_clients_list(self, client):
if client not in self.clients_list:
self.clients_list.append(client)
if __name__ == "__main__":
ChatServer()
在receive_messages_in_a_new_thread(self)
,我正在获取客户端的 IP。我尝试使用:
whitelist = [“client-ip”, “client-ip”]
if ip not in whitelist:
so.close()
else:
pass
但它仍然允许其他 IP 进入。我什至尝试了一个黑名单:
blacklist = [“client-ip”, “client-ip”]
if ip in blacklist:
so.close()
else:
pass
我错过了什么?还有什么我应该知道的吗?
解决方案
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