[CentOS] parsing /proc/cmdline

Fri Mar 7 15:54:49 UTC 2008
Filipe Brandenburger <filbranden at gmail.com>

On Fri, Mar 7, 2008 at 10:35 AM, Jerry Geis <geisj at pagestation.com> wrote:
>  If /proc/cmdline looks like
>
>  option1 option2 ... ks=http://192.168.1.8/ks/ks.cfg option3 option 4 ...
>
>  How can I get the 192.168.1.8 out of this cmdline.

Cryptic but does the job:

$ cat /tmp/cmdline
option1 option2 ... ks=http://192.168.1.8/ks/ks.cfg option3 option 4 ...
$ perl -lane 'm#^ks=.*//((\d+\.){3}\d+)/#&&print($1)&&exit for at F' /tmp/cmdline
192.168.1.8
$

Obviously, you should use /proc/cmdline instead of the file in /tmp as I used.
Filipe