[Pdns-users] Exception: unknown escape sequence on NAPTR regex

[Duane]

Peter Fern wrote:

> All I'm trying to do is get PDNS to return a record verbatim from the
> backend (actually, I've just reviewed the RFC, which says a
> double-backslash in the zone must return a single in the response). 
> Simply matching '\\' and returning '\' is a low-cost operation, and
> required for RFC compliance - I can't believe that this will result in a
> significant load increase.  In any case, load is not an issue for our
> application - we can through more hardware at it.  And expanding the
> regex before adding to the backend is entirely impractical since we'd
> potentially have to insert hundreds of thousands of records to match a
> single pattern with a backref, depending on the numbering scheme.

I'm assuming you are talking about consecutive numbering, in which case
you just use a wildcard.

-- 

Best regards,
 Duane

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