[Samba] named will not start after upgrade of CentOS

[Rowland Penny]

On Tue, 15 May 2018 15:54:16 +0200
Marco Coli <marco.coli.gm at gmail.com> wrote:

> 
> Hello, the message is exactly the same:
> mag 15 11:30:20 mail.magigas.local named[30186]: Loading 'AD DNS Zone'
> using driver dlopen
> mag 15 11:30:20 mail.magigas.local named[30186]: dlz_dlopen of 'AD DNS
> Zone' failed
> mag 15 11:30:20 mail.magigas.local named[30186]: SDLZ driver failed
> to load. mag 15 11:30:20 mail.magigas.local named[30186]: DLZ driver
> failed to load. mag 15 11:30:20 mail.magigas.local named[30186]:
> loading configuration: out of memory
> mag 15 11:30:20 mail.magigas.local named[30186]: exiting (due to fatal
> error)
> process exited, code=exited status=1
> mag 15 11:30:20 mail.magigas.local systemd[1]: named.service: control
> mag 15 11:30:20 mail.magigas.local systemd[1]: Failed to start
> Berkeley Internet Name Domain (DNS).
> mag 15 11:30:20 mail.magigas.local systemd[1]: Unit named.service
> entered failed state.
> mag 15 11:30:20 mail.magigas.local systemd[1]: named.service failed.
> 
> Here is named.conf (at the end I have other zones external to AD):
> 

A couple of comments, I personally wouldn't have any zones other than
the AD zones in named conf. You should forward anything outside the AD
domain to another dns server and talking about forwarders, you
definitely do not 'forward first'.

Try reading this:

https://wiki.samba.org/index.php/BIND9_DLZ_DNS_Back_End

It might help

Rowland