如何创建Python安全的websocket客户端请求? [英] How to create Python secure websocket client request?
问题描述
我的Python安全websocket客户端代码给了我以下例外:
My Python secure websocket client code giving me exception as follows:
[SSL:CERTIFICATE_VERIFY_FAILED]证书验证失败(_ssl.c:748)
[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:748)
我还创建了我的私人证书和签名证书,但是我无法使用Python脚本按如下方式连接到它:
I have created my private certificate and and sign certificate as well, but I am not able to connect to it using Python script as follows:
import json
from websocket import create_connection
class subscriber:
def listenForever(self):
try:
# ws = create_connection("wss://localhost:9080/websocket")
ws = create_connection("wss://nbtstaging.westeurope.cloudapp.azure.com:9090/websocket")
ws.send("test message")
while True:
result = ws.recv()
result = json.loads(result)
print("Received '%s'" % result)
ws.close()
except Exception as ex:
print("exception: ", format(ex))
try:
subscriber().listenForever()
except:
print("Exception occured: ")
我在python和龙卷风中的https/wss服务器脚本如下:
My https/wss server script in python with tornado as follows:
import tornado.web
import tornado.websocket
import tornado.httpserver
import tornado.ioloop
import os
import ssl
ssl_root = os.path.join(os.path.dirname(__file__), 'ssl1_1020')
class WebSocketHandler(tornado.websocket.WebSocketHandler):
def check_origin(self, origin):
return True
def open(self):
pass
def on_message(self, message):
self.write_message("Your message was: " + message)
print("message received: ", format(message))
def on_close(self):
pass
class IndexPageHandler(tornado.web.RequestHandler):
def get(self):
self.render("index.html")
class Application(tornado.web.Application):
def __init__(self):
handlers = [
(r'/', IndexPageHandler),
(r'/websocket', WebSocketHandler),
]
settings = {
'template_path': 'templates'
}
tornado.web.Application.__init__(self, handlers, **settings)
ssl_ctx = ssl.create_default_context(ssl.Purpose.CLIENT_AUTH)
ssl_ctx.load_cert_chain(ssl_root+"/server.crt",
ssl_root + "/server.pem")
if __name__ == '__main__':
ws_app = Application()
server = tornado.httpserver.HTTPServer(ws_app, ssl_options=ssl_ctx,)
server.listen(9081, "0.0.0.0")
print("server started...")
tornado.ioloop.IOLoop.instance().start()
用于创建SSL签名证书的步骤:
steps used to create SSL signed certificates:
openssl genrsa -des3 -out server.key 1024
openssl rsa -in server.key -out server.pem
openssl req -new -nodes -key server.pem -out server.csr
openssl x509 -req -days 365 -in server.csr -signkey server.pem -out server.crt
推荐答案
最后我找到了一个解决方案,我在连接到安全Web套接字URL的同时更新了python客户端脚本,以忽略证书请求,如下所示:
Finally I found a solution, I updated python client script while making connection to secure web socket url to ignore cert request as follows:
import ssl
import websocket
ws = websocket.WebSocket(sslopt={"cert_reqs": ssl.CERT_NONE})
ws.connect("wss://xxx.com:9090/websocket")
这篇关于如何创建Python安全的websocket客户端请求?的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!