[Samba] Migrating from Internal DNS to bind9_dlz

Thomas Simmons twsnnva at gmail.com
Thu Feb 14 15:07:33 MST 2013


Hello,

I'm not sure what I'm doing and still haven't been able to get this
working. I've not been able to find any documentation. Can anyone offer
some insight?

So far I've:

1) Installed Bind 9.8.2 (from the CentOS repo)

2) Run 'samba_upgradedns --dns-backend=BIND9_DLZ'
[root at DC1 var]# samba_upgradedns --dns-backend=BIND9_DLZ
Reading domain information
Looking up IPv4 addresses
Looking up IPv6 addresses
DNS accounts already exist
No zone file /usr/local/samba/private/dns/internal.ama-inc.com.zone
DNS records will be automatically created
DNS partitions already exist
dns-amadc1 account already exists
See /usr/local/samba/private/named.conf for an example configuration
include file for BIND
and /usr/local/samba/private/named.txt for further documentation required
for secure DNS updates
Finished upgrading DNS

3) Add "include "/usr/local/samba/private/named.conf";" to the end of
/etc/named.conf (directly after other include statements)

4) Add "tkey-gssapi-keytab "/usr/local/samba/private/dns.keytab";" under
(inside) options{

5) run "chgrp named /usr/local/samba/private/dns.keytab" and "chmod g+r
/usr/local/samba/private/dns.keytab"

Start Bind
Start Samba4

I see this in log.samba

[2013/02/14 16:15:39,  0]
../source4/smbd/service_stream.c:342(stream_setup_socket)
  Failed to listen on 0.0.0.0:53 - NT_STATUS_ADDRESS_ALREADY_ASSOCIATED
[2013/02/14 16:15:39,  0]
../source4/dns_server/dns_server.c:616(dns_add_socket)
  Failed to bind to 0.0.0.0:53 TCP - NT_STATUS_ADDRESS_ALREADY_ASSOCIATED




On Tue, Feb 5, 2013 at 3:10 PM, <felix at epepm.cupet.cu> wrote:

> > Hello All,
> >
> > I would like to migrate our production S4 instance from internal DNS to
> > bind9_dlz. Has anyone else done this? Is it even possible?
> >
>
> I did it using samba_upgradedns. Check this in your server:
>
> /usr/local/samba/sbin/samba_upgradedns --help
>
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