[Pdns-users] Using pipe-regex to filter on query type

Dan Campbell pdns at w3eta.net
Tue May 4 00:55:15 UTC 2010

I've been using the pipebackend for a while and I don't think I've  
ever seen request for an A record in my backend.

The doc does talk about the necessity of handling ANY requests inthe  
Dan Campbell

On May 2, 2010, at 7:17 PM, Patrick Wendell <patrickw at princeton.edu>  

> Hi There,
> The documentation says that an A record query for www.powerdns.com  
> will be represented as "www.powerdns.com;A" to the pipe-regex  
> checker. However, if I write a rule like:
> pipe-regex=^.*;A$
> With the intent of sending only A records to the pipe-backend, it  
> doesn't work. I'm guessing what is happening, is that the pipe-regex  
> is actually checking against "www.pwerdns.com;ANY" which is usually  
> the first query sent to the backend. Can anyone confirm this?
> If so, it would be nice to change the documentation in a way that  
> reflects this limitation. I.e. explaining that there isn't really a  
> way to match on record type.
> - Patrick
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