localinterfaces.py
40 lines
| 1.3 KiB
| text/x-python
|
PythonLexer
MinRK
|
r3143 | """Simple utility for building a list of local IPs using the socket module. | ||
| This module defines two constants: | ||||
Bernardo B. Marques
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r4872 | LOCALHOST : The loopback interface, or the first interface that points to this | ||
|
MinRK
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r3143 | machine. It will *almost* always be '127.0.0.1' | ||
| LOCAL_IPS : A list of IP addresses, loopback first, that point to this machine. | ||||
| """ | ||||
| #----------------------------------------------------------------------------- | ||||
Matthias BUSSONNIER
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r5390 | # Copyright (C) 2010-2011 The IPython Development Team | ||
|
MinRK
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r3143 | # | ||
| # Distributed under the terms of the BSD License. The full license is in | ||||
| # the file COPYING, distributed as part of this software. | ||||
| #----------------------------------------------------------------------------- | ||||
| #----------------------------------------------------------------------------- | ||||
| # Imports | ||||
| #----------------------------------------------------------------------------- | ||||
| import socket | ||||
| #----------------------------------------------------------------------------- | ||||
| # Code | ||||
| #----------------------------------------------------------------------------- | ||||
| LOCAL_IPS = [] | ||||
| try: | ||||
| LOCAL_IPS = socket.gethostbyname_ex('localhost')[2] | ||||
| except socket.gaierror: | ||||
| pass | ||||
| try: | ||||
| LOCAL_IPS.extend(socket.gethostbyname_ex(socket.gethostname())[2]) | ||||
| except socket.gaierror: | ||||
| pass | ||||
| # include all-interface aliases: 0.0.0.0 and '' | ||||
| LOCAL_IPS.extend(['0.0.0.0', '']) | ||||
| LOCALHOST = LOCAL_IPS[0] | ||||