Trying to setup a dynamic MX response

Barry Margolin barmar at alum.mit.edu
Mon Jul 26 23:24:19 UTC 2004


In article <ce3pir$2l4i$1 at sf1.isc.org>,
 sarkasm at gmail.com (Steve Robillard) wrote:

> I am looking to setup Bind to respond to MX request with a dynamic
> answer based on the query.  It is important for me to get back a
> response which contains the initial queried domain + a predefined
> domain.
> 
> The desired result on MX queries :
> 
> Query    : a.foo.com
> 
> Response : a.foo.com.bar.com
> 
> Query    : b.foo.com
> 
> Response : b.foo.com.bar.com
> 
> Query    : *.foo.com
> 
> Response : *.foo.com.bar.com
> 
> 
> Would anyone have a suggestion on how I could go about doing something
> like this?  I am sure it would be possible to modify the BIND src to
> do what, but I am hoping there is a simpler way to do this that I am
> simply unfamiliar.

I can't think of any built-in way to make this happen automatically.  
Perhaps the technique used to plug in a database access method would 
provide a simple way for you to plug in something like this.

-- 
Barry Margolin, barmar at alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***


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