[Samba] Samba AD - Join MAC

[L.P.H. van Belle]

This looks like a resolving misconfiguration. 

Post your smb.conf and resolv.conf and hosts and ( if used bind, the bind config ) 



Greetz, 

Louis

> -----Oorspronkelijk bericht-----
> Van: samba [mailto:samba-bounces at lists.samba.org] Namens 
> lingpanda101 via samba
> Verzonden: donderdag 19 april 2018 16:28
> Aan: samba at lists.samba.org
> Onderwerp: Re: [Samba] Samba AD - Join MAC
> 
> On 4/19/2018 9:28 AM, Micha Ballmann via samba wrote:
> > Hello Community,
> >
> > im joining several macintosh workstations to my samba AD. First of 
> > all, it works pretty well and im able to authenticate/login 
> my AD user 
> > on a mac.
> >
> > Server: Ubuntu 16.04
> >
> > SAMBA: 4.7.7
> >
> > First:
> >
> > Everytime when a mac starts up, some log entries are shown in 
> > log.samba. Looks like (Its not a flood, about 4 messages for each 
> > client):
> >
> > [2018/04/19 14:35:04.645001,  0] 
> > ../source4/dns_server/dns_update.c:407(handle_one_update)
> >   Can't handle updates of type 255 yet
> > [2018/04/19 14:52:43.556390,  0] 
> > ../source4/dns_server/dns_update.c:407(handle_one_update)
> >   Can't handle updates of type 255 yet
> > [2018/04/19 14:52:43.915746,  0] 
> > ../source4/dns_server/dns_update.c:407(handle_one_update)
> >   Can't handle updates of type 255 yet
> > [2018/04/19 15:02:25.312616,  0] 
> > ../source4/dns_server/dns_update.c:407(handle_one_update)
> >   Can't handle updates of type 255 yet
> > [2018/04/19 15:02:25.692692,  0] 
> > ../source4/dns_server/dns_update.c:407(handle_one_update)
> >   Can't handle updates of type 255 yet
> >
> > Second:
> >
> > Everytime when a mac starts up, during the login process, one samba 
> > process/CPU core is running on 100%. After successful login 
> there is 
> > no more CPU peak to see. The login time is about 30-60 second.
> >
> > I hope you can help me to understand these messages or behavior.
> >
> > Withe best regards
> >
> > Micha
> >
> >
> I'm assuming you are using the internal DNS and not bind? If 
> so it looks 
> as if Samba doesn't support the request type.
> 
> source4/dns_server/dns_update.c
> 
>     switch (update->rr_type) {
>          case DNS_QTYPE_A:
>          case DNS_QTYPE_NS:
>          case DNS_QTYPE_CNAME:
>          case DNS_QTYPE_SOA:
>          case DNS_QTYPE_PTR:
>          case DNS_QTYPE_MX:
>          case DNS_QTYPE_AAAA:
>          case DNS_QTYPE_SRV:
>          case DNS_QTYPE_TXT:
>                  break;
>          default:
>                  DEBUG(0, ("Can't handle updates of type %u yet\n",
>                            update->rr_type));
>                  return DNS_ERR(NOT_IMPLEMENTED);
>          }
> 
> Google searching DNS type 255 (RFC 1035) states it's "A 
> request for all 
> records". You could run a trace and see what application is 
> requesting 
> this record type.
> 
> As far as the cpu usage. I do not know.
> 
> -- 
> --
> James
> 
> 
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