> On 31 Jul 2019, at 6:51 am, Dan Mahoney <dmaho...@isc.org> wrote:
> 
> 
> 
> On Tue, 30 Jul 2019, Paul Ebersman wrote:
> 
>> dmahoney> I'd be fine with this data ONLY living on the master, but
>> dmahoney> having it survive things like named-compilezone or rndc
>> dmahoney> freeze/thaw, or the slew of DDNS updates that things like ACME
>> dmahoney> DNS-01 requires.
>> 
>> dmahoney> Effectively, this would be an internal-only DNS record that
>> dmahoney> had a database representation but NO defined wire-format, so
>> dmahoney> there'd be little chance of snooping over the wire (absent
>> dmahoney> some kind of memory leak in the DNS implementation).
>> 
>> Gotcha. So presumably also only on hidden master if that's the
>> architecture.
>> 
>> And transfer of data with these super-comments would be done by file
>> copy, not any DNS standard method?
>> 
> 
> Correct.  I do also envision a limited use-case for this feature where 
> BIND might also add a note indicating the source/time of a DDNS update.  
> But again, purely for humans, not for any action by the nameserver.
> 
> One possible format might be:
> 
> ;NOTE foo.bar.        NOTE    "pauls workstation”

I would do it as '$NOTE <name> <text>' rather than as a comment which
gets mapped to “<name> 0 <class> NOTE <text>”.  This formalises the
construct and wont accidentally covert any existing comments that
start with “;NOTE “. 

> -Dan
> 
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-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742              INTERNET: ma...@isc.org

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