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 http://www.freeauth.org - Enterprise Two Factor Authentication http://www.nodedb.com - Think globally, network locally http://www.sydneywireless.com - Telecommunications Freedom http://e164.org - Global Communication for the 21st Century "In the long run the pessimist may be proved right, but the optimist has a better time on the trip."
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