Changing output of bind
Marc Powell
marc at ena.com
Mon Dec 11 15:51:23 CET 2006
I'm not sure how this ended up on nagios-users but it looks like the OP
might just need to create a wildcard DNS record --
* IN A 195.110.192.3
Any unknown host records would then resolve to that IP.
--
Marc
> -----Original Message-----
> From: nagios-users-bounces at lists.sourceforge.net [mailto:nagios-users-
> bounces at lists.sourceforge.net] On Behalf Of Andy Shellam (Mailing
Lists)
> Sent: Monday, December 11, 2006 6:52 AM
> To: RZ; Nagios Users mailinglist
> Subject: Re: [Nagios-users] Changing output of bind
>
> From my experience as a programmer, if you don't know why you're
doing
> something, it's impossible to do it correctly.
>
> The example you've shown us is a zone file.
> It only returns the relevant part of the zone in answer to a query -
so
> if a user requests, "wwww.<the_domain>" they will get "wwww IN A
> 195.110.192.3" returned.
>
> I think what you've been asked to do is try and catch all spelling
> errors of a request, so if user types in "wwww.yourdomain.com" instead
> of "www.domain.com" they will get the correct record.
> This is a different thing to rewriting the named output, and the
answer
> lies in creating additional records for each "mistake" possibility in
> your zone file either through scripting or manual input.
>
> RZ wrote:
> > Hi,
> >
> > i'm a dns newbie but a (medium experienced) c programmer.
> > I was told to change named output in that way that it will return
> > something like the following example (if i remember things right it
> > should give an authoritative answer for domains contained in a
file). I
> > _thought_ it would not be too much an effort to change the named
output
> > in an appropriate way - but at the moment i'm really lost.
> >
> > What the use of this ? - i honestly don't know.
> >
> >
> > ; @(#)named.hosts,v 6.1 1993/08/25 16:51:44 stevea Exp -
STREAMware
> > TCP/IP source
> > ; SCCS IDENTIFICATION
> > ;
> > ; BIOS
> > ;
> >
> > @ IN SOA ns1.web.at. hostmaster.biosnet.at. (
> > 2006090101 ; Serial
> > 28800 ; Refresh
> > 7200 ; Retry
> > 604800 ; Expire
> > 86400) ; Minimum
> > IN NS ns1.web.at.
> > IN NS ns2.web.at.
> > IN A 195.110.192.3
> > IN TXT "v=spf1 -all"
> >
> > ;
> >
> > ;
> > ww IN A 195.110.192.3
> > www IN A 195.110.192.3
> > wwww IN A 195.110.192.3
> > www2 IN A 195.110.192.3
> > ;
> >
> >
> >
> >
> >> It might help if you explain what you're trying to achieve by doing
> this.
> >>
> >> When a host requests "www.*" then it'll be given the appropriate
> records
> >>
> > >from your zone file.
> >
> >> If a client requests a different host but gets "www" instead it'll
> >> confuse things.
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