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Re: Testing whether the VPN is running?

From Adam Funk <a24061@ducksburg.com>
Newsgroups comp.lang.python
Subject Re: Testing whether the VPN is running?
Date 2016-02-18 10:03 +0000
Organization $CABAL
Message-ID <8ghgpcxrd3.ln2@news.ducksburg.com> (permalink)
References <2cfgpcxdg2.ln2@news.ducksburg.com> <mailman.240.1455788735.22075.python-list@python.org>

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On 2016-02-18, Ervin Hegedüs wrote:

> Hi Adam,
>
> On Thu, Feb 18, 2016 at 09:26:58AM +0000, Adam Funk wrote:
>> I'd like to test (inside a python 3 program) whether the VPN is
>> running or not.  The only thing I can think of so far is to use
>> subprocess to run the 'ifconfig' command, then check its output for
>> 'tun0'.  Is there a better way?
>
> you didn't wrote, which system (OS) you want to use - based on
> the "ifconfig" and "tun0" keywords, possible that's a Linux.

Oops, sorry!  But your educated guess is right.  :-)

> I think that the psutil modul could be better for you for this
> task:
>
> https://pypi.python.org/pypi/psutil/
>
> and see the "Network" section.

if 'tun0' in psutil.net_if_addrs():
   # vpn is running

Brilliant!  I've used psutil for something else, but I didn't know it
did that too.  My excuse is that the version on my system was 2.2.1,
which does not do that, so I installed the newer version with pip3.
Thanks for pointing me to that.


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Thread

Testing whether the VPN is running? Adam Funk <a24061@ducksburg.com> - 2016-02-18 09:26 +0000
  Re: Testing whether the VPN is running? Ervin Hegedüs <airween@gmail.com> - 2016-02-18 10:45 +0100
    Re: Testing whether the VPN is running? Adam Funk <a24061@ducksburg.com> - 2016-02-18 10:03 +0000
      Re: Testing whether the VPN is running? Cameron Simpson <cs@zip.com.au> - 2016-02-23 19:24 +1100
        Re: Testing whether the VPN is running? Adam Funk <a24061@ducksburg.com> - 2016-02-25 13:25 +0000
      Re: Testing whether the VPN is running? Gisle Vanem <gvanem@yahoo.no> - 2016-02-23 10:40 +0100
  Re: Testing whether the VPN is running? Dan Stromberg <drsalists@gmail.com> - 2016-02-25 15:01 -0800

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