1# This file is part of Xpra. 

2# Copyright (C) 2019-2020 Antoine Martin <antoine@xpra.org> 

3# Xpra is released under the terms of the GNU GPL v2, or, at your option, any 

4# later version. See the file COPYING for details. 

5 

6import os 

7 

8from xpra.os_util import load_binary_file 

9from xpra.log import Logger 

10 

11log = Logger("auth") 

12 

13class Handler: 

14 

15 def __init__(self, client, **kwargs): 

16 self.client = client 

17 self.password_file = kwargs.get("filename", None) 

18 if not self.password_file: 

19 if client.password_file: 

20 self.password_file = client.password_file[0] 

21 client.password_file = client.password_file[1:] 

22 

23 def __repr__(self): 

24 return "file" 

25 

26 def get_digest(self) -> str: 

27 return None 

28 

29 def handle(self, packet) -> bool: 

30 log("handle(..) password_file=%s", self.password_file) 

31 if not self.password_file: 

32 return False 

33 filename = os.path.expanduser(self.password_file) 

34 data = load_binary_file(filename) 

35 log("loaded password data from %s: %s", filename, bool(data)) 

36 if not data: 

37 return False 

38 self.client.send_challenge_reply(packet, data) 

39 return True