A perl script to convert Cisco IOS/Nexus/ASA configurations to HTML for easier comprehension

Wed Oct 12 13:28:44 UTC 2016

Give these a shot. https://github.com/jlmcgraw/networkUtilities

I know J could use a little feedback on those as well but all in all they are pretty solid.

> On Oct 11, 2016, at 08:48, Lee <ler762 at gmail.com> wrote:
> 
> On 10/10/16, Jay Hennigan <jay at west.net> wrote:
>> On 10/6/16 1:26 PM, Jesse McGraw wrote:
>>> Nanog,
>>> 
>>>    (This is me scratching an itch of my own and hoping that sharing it
>>> might be useful to others on this list.  Apologies if it isn't)
>>> 
>>>  When I'm trying to comprehend a new or complicated Cisco router,
>>> switch or firewall configuration an old pet-peeve of mine is how
>>> needlessly difficult it is to follow deeply nested logic in route-maps,
>>> ACLs, QoS policy-maps etc etc
>>> 
>>> To make this a bit simpler I’ve been working on a perl script to convert
>>> these text-based configuration files into HTML with links between the
>>> different elements (e.g. To an access-list from the interface where it’s
>>> applied, from policy-maps to class-maps etc), hopefully making it easier
>>> to to follow the chain of logic via clicking links and using the forward
>>> and back buttons in your browser to go back and forth between command
>>> and referenced list.
>> 
>> Way cool. Now to hook it into RANCID....
> 
> It looks like what I did in 2.3.8 should still work - control_rancid
> puts the diff output into $TMP.diff so add this bit:
> grep "^Index: " $TMP.diff | awk '/^Index: configs/{
> if ( ! got1 ) { printf("/usr/local/bin/myscript.sh "); got1=1; }
> printf("%s ", $2)
> }
> END{ printf("\n") }
> ' >$TMP.doit
> /bin/sh $TMP.doit >$TMP.out
> if [ -s $TMP.out ] ; then
>   .. send mail / whatever
> rm $TMP.doit $TMP.out
> fi
> 
> Regards,
> Lee

-- 
 Jason Hellenthal
 JJH48-ARIN