Concerns about DNS & DHCP integration

Hernan Saltiel hsaltiel at gmail.com
Fri Jan 29 12:59:54 UTC 2016


On Fri, Jan 29, 2016 at 9:50 AM, W.C.A. Wijngaards via Unbound-users <
unbound-users at unbound.net> wrote:

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> Hi Hernan,
>
> On 29/01/16 13:23, Hernan Saltiel via Unbound-users wrote:
> >
> >
> > On Fri, Jan 29, 2016 at 4:24 AM, A. Schulze via Unbound-users
> > <unbound-users at unbound.net <mailto:unbound-users at unbound.net>>
> > wrote:
> >
> >
> > Hernan Saltiel via Unbound-users:
> >
> > just to let those users connect to their PCs using DNS records, and
> > not IP addresses,
> >
> >
> > one possibility would be a dyndns service.
> >
> >
> > Hi Andreas, I was thinking about something that would be internally
> > available. Don't know if unbound could provide such a service based
> > on some config.
>
> You could make a script to do things:
> unbound-control local_data_remove <name>
> unbound-control local_data <name> A <ip4 address>
> echo 'local-data: "<name> A <ip4address"' > somedir/<name>.loc
>
> Unbound-control instructs the running daemon what to do; the .loc
> files are meant for server restarts, and you include them in unbound.con
> f:
> server:
> include: "somedir/*.loc"
>
> An in dhcpd.conf this looks like this (from
> http://jpmens.net/2011/07/06/execute-a-script-when-isc-dhcp-hands-out-a-
> new-lease/):
> on commit {
>         set clip = binary-to-ascii(10, 8, ".", leased-address);
>         set clhw = binary-to-ascii(16, 8, ":", substring(hardware, 1, 6)
> );
>         execute("/usr/local/sbin/dhcpevent", "commit", clip, clhw,
> host-decl-name);
> }
> Which passes "commit" "192.0.2.1" "11:aa:bb:cc:dd:ee" "name"
>
> You might check the ip address for IPv6 and then commit 'AAAA' records
> instead.  You can also load PTR records into unbound if you wish.
>
> Best regards, Wouter
>

Hi Wouter!
I'll give this a try!
Thanks, and best regards,

HeCSa.




>
>
> > Thanks, and best regards,
> >
> > HeCSa.
> >
> >
> >
> >
> >
> > Andreas
> >
> >
> >
> >
> >
> > -- HeCSa
>
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-- 
HeCSa
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