[Samba] Samba 4 internal DNS - how to modify SOA record

[Rustam K.]

Hey guys,

Just wanted to update this thread, I upgrade my samba installation to 4.1
and updated SOA record. Now dynamic DNS works fine for me!! Thanks for
implementing the feature!!!

Cheers!!


2013/8/9 Rustam K. <rkovhaev at gmail.com>

> I thought I would update this email thread. So far editing the records via
> ADSI messes up ldb database, if you do that zones won't load anymore, just
> like Dmitry stated in his first email.
> I had to revert to a snapshot to get samba back, up and running.
>
> I am curious If I have to modify record manually via ldbmodify(ldbedit),
> would it understand hex/binary?
> because when I run ldbedit it shows me nothing compared to hex in my
> previous email, what is this format?
>
> # record 50
> dn: DC=@,DC=officenet.local,CN=MicrosoftDNS,DC=DomainDnsZones,DC=officenet,DC=local
> objectClass: top
> objectClass: dnsNode
>
> ..... (cut)
>
> dnsRecord:: BAABAAXwAAB6AAAAAAADhAAAAAAAAAAAwKj6Aw==
> dnsRecord:: BAABAAXwAABuAAAAAAACWAAAAAAAAAAAwKj6Bg==
> dnsRecord:: GwACAAXwAAB6AAAAAAAAAAAAAAAjKzcAGQMHc3J2LXdpbglvZmZpY2VuZXQFbG9jYW
>  wA
> dnsRecord:: GgACAAXwAACGAAAAAAADhAAAAAArtw0IGAMGYWxmYWRjCW9mZmljZW5ldAVsb2NhbA
>  A=
> dnsRecord:: TgAGAAXwAAC9AAAAAAAAAAAAAAAYMDcAAAAAvQAAA4QAAAJYAAFRgAAAAAAaAwhzcn
>  YtYWxmYQlvZmZpY2VuZXQFbG9jYWwAHAMKaG9zdG1hc3RlcglvZmZpY2VuZXQFbG9jYWwA
>
> Cheers
>
>
>
> 2013/8/9 Rustam K. <rkovhaev at gmail.com>
>
> Hi,
>>
>> thanks for the follow up.
>>
>> I found the SOA record via ADSI edit :
>>
>>
>> DC=@,DC=officenet.local,CN=MicrosoftDNS,DC=DomainDnsZones,DC=officenet,DC=local
>>
>> DC=@,DC=_msdcs.officenet.local,CN=MicrosoftDNS,DC=ForestDnsZones,DC=officenet,DC=local
>>
>> there are two of them,and every one of them has attribute dnsRecord which
>> is in hex, and it has string "srv-alfa" (apart from hostmaster email ttl
>> etc) which I need to change to "alfadc"
>>
>> 4E 00 06 00 05 F0 00 00 BE 00 00 00 00 00 00 00 00 00 00 00 1C 30 37 00
>> 00 00 00 BE 00 00 03 84 00 00 02 58 00 01 51 80 00 00 00 00 1A 03 08 73 72
>> 76 2D 61 6C 66 61 09 6F 66 66 69 63 65 6E 65 74 05 6C 6F 63 61 6C 00 1C 03
>> 0A 68 6F 73 74 6D 61 73 74 65 72 09 6F 66 66 69 63 65 6E 65 74 05 6C 6F 63
>> 61 6C 00
>>
>> This is where I am headed, and I'll try not to screw it up.
>>
>>
>> Cheers
>>
>>
>> 2013/8/9 Nico Kadel-Garcia <nkadel at gmail.com>
>>
>>> On Thu, Aug 8, 2013 at 4:14 AM, Kai Blin <kai at samba.org> wrote:
>>> > On 2013-08-08 10:02, Rustam K. wrote:
>>> >>
>>> >> Hello,
>>> >> I run samba 4.0.7, samba tool can't do the job, at least help/syntax
>>> >> doesn't show that I can
>>> >
>>> >
>>> > Ah, yes. Apparently this functionality only exists in 4.1 and master,
>>> sorry.
>>> > Should you try and run with that the command syntax is
>>> >
>>> > samba-tool dns update SOA "fqdn_dns fqdn_email serial refresh retry
>>> expire
>>> > minimumttl"
>>> >
>>> > HTH,
>>> >
>>> > Kai
>>>
>>> Rustam, I do hope that if you're manipulating your SOA directly, that
>>> you've actually looked up the guidelines for manipulating them? Just
>>> so you don't get surprised by things like the wraparound values for
>>> the serial numbers, or what reasonable values are for TTL's.
>>>
>>
>>
>>
>> --
>>
>> Rustam
>>
>
>
>
>


-- 

Rustam