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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>From the lack of response, I take it that there
is no good way to have BIND trigger an external database update (or other
action) when it receives a DDNS update. At least not without significantly
customizing BIND, similar to what Quadritec / Lucent / Alcatel-Lucent did with
QIP.</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Enhancing ProBIND to support BIND-SDB
master servers while keeping traditional configuration files for the slaves looks
feasible. Would there be interest in the BIND community for a version of ProBIND
with SDB support, or am I re-inventing the wheel?</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>There are a lot of dead and outdated links
for BIND-SDB. Is it viable for long-term use?</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Thanks,</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>John</span></font></p>
<div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font></p>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>> From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> Simpson, John R <br>
> <b><span style='font-weight:bold'>Sent:</span></b> Tuesday, July 28, 2009
4:11 PM<br>
> <b><span style='font-weight:bold'>To:</span></b> 'bind-users@lists.isc.org'<br>
> <b><span style='font-weight:bold'>Subject:</span></b> nsupdate and an
external database</span></font></p>
</div>
<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'>></span></font> </p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>Greetings all,</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>We have a number of
BIND 9.3.4 servers that are managed by ProBIND. We would like to be able
to</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>use nsupdate to
generate dynamic DNS updates, but, of course, any DDNS updates would be lost</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>></span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> the next time the zone was
“pushed” since they aren’t reflected in ProBIND’s MySQL
database.</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>></span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>Is there any
standard way to have BIND notify an external function or program that an update
has occurred? </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>></span></font> </p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>For example,
registering a callback function that would then make the appropriate update to
the </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>ProBIND
database? That’s not a perfect solution, since there’s still
a chance for the zone and the</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>external database
to be out of sync if the external database update doesn’t exactly match
the DNS</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>update, or if the
serial numbers are mishandled. But it seems like that would be a better
solution</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>than trying to
monitor zone/journal files for changes, or parsing log files.</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>></span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>I’ve looked
at SDB, which would be attractive if ProBIND or an alternative management
system</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>used SDB instead of
their own schema, and I’m investigating bind-dlz and NetReg.</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>Is there a
preferred way to handle this?</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>Thank you for your
time,</span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'> </span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>> </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>John</span></font></p>
<p><font size=2 color="#002878" face="Arial Black"><span style='font-size:10.0pt;
font-family:"Arial Black";color:#002878;letter-spacing:1.0pt'>John Simpson</span></font><font
size=2 color="#002878" face="Arial Black"><span style='font-size:10.0pt;
font-family:"Arial Black";color:#002878;letter-spacing:1.0pt'> </span></font><br>
<font size=2 color="#5f5f5f" face=Arial><span style='font-size:10.0pt;
font-family:Arial;color:#5F5F5F;letter-spacing:1.0pt'>Senior Software Engineer,
I. T. Engineering and Operations</span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font></p>
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