resolv_wrapper URI RR support - name compression

Andreas Schneider asn at
Tue Aug 23 13:54:23 UTC 2016

On Monday, 22 August 2016 17:52:25 CEST Matt Rogers wrote:
> Hi,
> I'm using resolv_wrapper from master at 02535da4 to test krb5 URI RR
> lookups. Similar to the SRV records, rwrap_fake_uri() runs
> ns_name_compress() on the result, however URI records contain a
> formatted entry and not a DNS name, so I don't think that the call to
> ns_name_compress() is valid here.  The result of running
> ns_name_compress() on the URI record (which appears as
> "krb5srv:m:kkdcp:https://kdc/path") is that it adds a " " to the
> beginning that does not get removed with a subsequent uncompress. Any
> objections to removing the ns_name_compress/uncompress on URI RR
> results?

This means the provided test is incorrect. We need a test which works in a 
real world scenario and also with resolv_wrapper to verify that resolv_wrapper 
is doing everything correctly.

Could you use the current test, modify it and make sure it works in the real 

Then we can fix resolve_wrapper ...


	-- andreas

Andreas Schneider                   GPG-ID: CC014E3D
Samba Team                             asn at

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