tevent: fix compiler warning in tevent_context_init_byname()
[Samba/gebeck_regimport.git] / lib / socket_wrapper / socket.py
blobccbb8208997e5474d1e30adb09ba7a15281432c3
1 # Wrapper for socket wrapper (based on python socket wrapper)
2 # Copyright (C) Amitay Isaacs 2011
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 3 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
18 import _socket
19 from _socket import *
21 from samba.socket_wrapper import socket
24 def getfqdn(name=''):
25 """Get fully qualified domain name from name.
27 An empty argument is interpreted as meaning the local host.
29 First the hostname returned by gethostbyaddr() is checked, then
30 possibly existing aliases. In case no FQDN is available, hostname
31 from gethostname() is returned.
32 """
33 name = name.strip()
34 if not name or name == '0.0.0.0':
35 name = gethostname()
36 try:
37 hostname, aliases, ipaddrs = gethostbyaddr(name)
38 except error:
39 pass
40 else:
41 aliases.insert(0, hostname)
42 for name in aliases:
43 if '.' in name:
44 break
45 else:
46 name = hostname
47 return name
50 _GLOBAL_DEFAULT_TIMEOUT = object()