Re: [PLUG] Raising the dead: proc filesystem

[Fred Stluka <fred@bristle.com>]

Sam,

Try:
    % curl http://automation.whatismyip.com/n09230945.asp

--Fred
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Fred Stluka -- mailto:fred@bristle.com -- http://bristle.com/~fred/
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On 1/7/13 12:56 PM, Sam Gleske wrote:
> Reference to an original thread "proc filesystem":
> http://lists.netisland.net/archives/plug/plug-2002-12/msg00478.html
>
> Has anyone found a decent way to do this outside of parsing ifconfig 
> output?  I've done it in a one liner here...
> http://www.linuxquestions.org/questions/blog/sag47-492023/using-a-script-to-get-your-ip-address-35251/
>
> Yet I've found that most times I'm able to reliably turn to the 
> */proc* filesystem for stuff like this.  I'm just curious if anyone 
> has found a decent way to do this since that thread was originally posted.
>
> I wonder if parsing a combination of */proc/net/fib_trie* and 
> */proc/net/route* would be useful in finding the IP address of the 
> default route (which I would assume be the internet connected IP 
> address).  I found fib_trie by grep -irl my IP address through /proc.  
> Here's some kernel documentation on fib_trie but there's nothing 
> useful about using it for obtaining the IP address of the default route.
>
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=blob;f=Documentation/networking/fib_trie.txt;h=0723db7f8495a1a0466ae06cd311c3e72ce24337;hb=HEAD
>
> I look forward to discussing this.
>
> SAM
>
>
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