[bind10-dev] Non-absolute names for $ORIGIN

[Mark Andrews]

In message <50CEF4FC.3080004 at isc.org>, Stephen Morris writes:
> I've just noticed a comment from Jinmei in the bind10 jabber room:
> 
> "another corner case: is it okay to specify a non-absolute name for
> $ORIGIN? BIND 9 allows it - NSD doesn't"

I would argue that NSD is broken.  Nothing in RFC 103[45] states
that $ORIGIN does not accept relative names.

> A couple of points come to mind:
> 
> Firstly if $ORIGIN is a relative name, then what is it relative to?

The current origin the same as any other relative name.
 
> Secondly, the omission of a trailing "." in a $ORIGIN statement caused
> a ccTLD to go off-line a few years ago. Perhaps we could make
> acceptance of relative names for $ORIGIN a BIND 10 configuration
> option?  Some users may welcome the ability to catch a common error.

There are lots of ways to break a zone.

> Stephen
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Mark Andrews, ISC
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