python-telegram-bot webhook不工作？

Question

当启动我机器人时，我会记录日志

2020-06-03 17:10:21,867 - telegram.ext.updater - ERROR - unhandled exception in Bot:1023524274:updater
Traceback (most recent call last):
  File "/home/maksym/project/univesal_queue_bot/lib/python3.7/site-packages/telegram/ext/updater.py", line 216, in _thread_wrapper
    target(*args, **kwargs)
  File "/home/maksym/project/univesal_queue_bot/lib/python3.7/site-packages/telegram/ext/updater.py", line 452, in _start_webhook
    self.httpd.serve_forever()
  File "/home/maksym/project/univesal_queue_bot/lib/python3.7/site-packages/telegram/utils/webhookhandler.py", line 52, in serve_forever
    self.http_server.listen(self.port, address=self.listen)
  File "/home/maksym/project/univesal_queue_bot/lib/python3.7/site-packages/tornado/tcpserver.py", line 151, in listen
    sockets = bind_sockets(port, address=address)
  File "/home/maksym/project/univesal_queue_bot/lib/python3.7/site-packages/tornado/netutil.py", line 174, in bind_sockets
    sock.bind(sockaddr)
PermissionError: [Errno 13] Permission denied
2020-06-03 17:10:22,893 - telegram.ext.dispatcher - CRITICAL - stopping due to exception in another thread

我使用：

Python3.7Python-telegram-bot 12.7nginx 16+自签名证书

Answer 1

默认情况下，python-telegram-bot在端口80 (see source code)上启动HTTP webhook服务器。

在Linux中，只有提升的用户才能运行绑定到端口号小于1024的套接字的进程。要么以根用户身份(根据您的设置，这可能不是一个好主意)运行您的应用程序，要么允许使用Python to bind to privileged ports。

否则，可能已有另一个进程正在使用该端口。