Fix: IPv6 reverse DNS zone handling

[Amitay Isaacs]

Hi Marcel,

On Sun, Mar 11, 2012 at 9:48 PM, Marcel Ritter
<marcel.ritter at rrze.fau.de> wrote:
> Hi,
>
> while playing around with samba4 bind9_dlz and IPv6,
> if ran into the following problem:
>
> Using a Windows 7 MMC it is possible to add a reverse
> IPv6 zone, however upon first refresh it gets sorted into the
> forward zone list, which prevents a user from adding PTR
> records :-(
>
> Looking at the samba4 code, it looks like reverse zone handling
> is only done for IPv4 zones (ending in "in-addr.arpa").
>
> Handling of IPv6 zones (ending in "ip6.arpa") is missing.
>
> The attached patch fixes that behavior .
>
> IPv6 reverse zones work, PTR records can be added (only tested
> from MMC, not yet with "samba-tool dns"), and nslookup/dig
> return valid entries.
>
>
> Bye,
>    Marcel
>

Thanks for the patch. It has been added to the code.

Amitay.