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Re: [Samba] DHCP-DNS problems




On Mon, 18 Dec 2017 17:24:18 +0000
Kristján Valur Jónsson via samba <samba@xxxxxxxxxxxxxxx> wrote:

> On 18 December 2017 at 16:20, Rowland Penny via samba
> <samba@xxxxxxxxxxxxxxx
> > wrote:
> 
> >
> >
> > Even this looks wrong, I would expect something like this:
> >
> > Dec 18 07:43:59 dc3 dhcpd: DHCPREQUEST for 192.168.0.111 from
> > cc:4e:ec:e9:c8:d3 via eth0
> > Dec 18 07:43:59 dc3 dhcpd: DHCPACK on 192.168.0.111 to
> > cc:4e:ec:e9:c8:d3 via eth0
> > Dec 18 07:47:33 dc3 dhcpd: Commit: IP: 192.168.0.88 DHCID:
> > 1:ec:8:6b:c:cb:c2 Name: devstation
> > Dec 18 07:47:33 dc3 dhcpd: execute_statement argv[0] =
> > /usr/local/bin/dhcp-dyndns.sh
> > Dec 18 07:47:33 dc3 dhcpd: execute_statement argv[1] = add
> > Dec 18 07:47:33 dc3 dhcpd: execute_statement argv[2] = 192.168.0.88
> > Dec 18 07:47:33 dc3 dhcpd: execute_statement argv[3] =
> > 1:ec:8:6b:c:cb:c2 Dec 18 07:47:33 dc3 dhcpd: execute_statement
> > argv[4] = devstation Dec 18 07:47:33 dc3 named[22890]: samba_dlz:
> > starting transaction on zone samdom.example.com
> >
> > You don't seem to have the lines that contain the required info.
> >
> Yes, funny it doesn't show up in /var/log/messages, but journalctl
> shows it.  

If that is the case, then I will not fix the logging, it works on my
computer.

> Here is an equivalent output:
> Dec 18 14:45:20 dc02.rv
> 
> Dec 18 14:45:28 dc02.rvx.is dhcpd[318]: Commit: IP: 192.168.62.107
> DHCID: 1:a0:ce:c8:e:35:7c Name: Dadis-MBP
> Dec 18 14:45:28 dc02.rvx.is dhcpd[318]: execute_statement argv[0] =
> /usr/local/bin/dhcp-dyndns.sh
> Dec 18 14:45:28 dc02.rvx.is dhcpd[318]: execute_statement argv[1] =
> add Dec 18 14:45:28 dc02.rvx.is dhcpd[318]: execute_statement argv[2]
> = 192.168.62.107
> Dec 18 14:45:28 dc02.rvx.is dhcpd[318]: execute_statement argv[3] =
> 1:a0:ce:c8:e:35:7c
> Dec 18 14:45:28 dc02.rvx.is dhcpd[318]: execute_statement argv[4] =
> Dadis-MBP
> Dec 18 14:45:29 dc02.rvx.is dhcpd[318]: domain is rvx.is
> Dec 18 14:45:29 dc02.rvx.is dhcpd[318]: doing add
> Dec 18 14:45:30 dc02.rvx.is dhcpd[318]: update failed: NOTAUTH
> Dec 18 14:45:30 dc02.rvx.is dhcpd[318]: update failed: NOTAUTH
> Dec 18 14:45:30 dc02.rvx.is logger[15729]: DHCP-DNS Update failed: 22
> Dec 18 14:45:30 dc02.rvx.is dhcpd[318]: execute:
> /usr/local/bin/dhcp-dyndns.sh exit status 5632
> Dec 18 14:45:30 dc02.rvx.is dhcpd[318]: DHCPREQUEST for
> 192.168.62.107 from a0:ce:c8:0e:35:7c (Dadis-MBP) via 192.168.62.254
> Dec 18 14:45:30 dc02.rvx.is dhcpd[318]: DHCPACK on 192.168.62.107 to
> a0:ce:c8:0e:35:7c (Dadis-MBP) via 192.168.62.254
> Dec 18 14:45:48 dc02.rvx.is named[332]: validating @0x6dbff148:
> paypal.adtag.where.com A: no valid signature found
> Dec 18 14:46:46 dc02.rvx.is named[332]: validating @0x6dc25158:
> crl.pki.goog A: no valid signature found
> Dec 18 14:47:54 dc02.rvx.is samba[449]: [2017/12/18 14:47:54.504700,
> 0] ../source4/dsdb/dns/dns_update.c:290(dnsupdate_nameupdate_done)
> Dec 18 14:47:54 dc02.rvx.is samba[449]:
>  ../source4/dsdb/dns/dns_update.c:290: Failed DNS update - with error
> code 110
> Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: Commit: IP: 192.168.62.107
> DHCID: 1:a0:ce:c8:e:35:7c Name: Dadis-MBP
> Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: execute_statement argv[0] =
> /usr/local/bin/dhcp-dyndns.sh
> Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: execute_statement argv[1] =
> add Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: execute_statement argv[2]
> = 192.168.62.107
> Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: execute_statement argv[3] =
> 1:a0:ce:c8:e:35:7c
> Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: execute_statement argv[4] =
> Dadis-MBP
> Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: domain is rvx.is
> Dec 18 14:49:01 dc02.rvx.is dhcpd[318]: doing add
> Dec 18 14:49:02 dc02.rvx.is dhcpd[318]: update failed: NOTAUTH
> Dec 18 14:49:02 dc02.rvx.is named[332]: validating @0x6e5e4528:
> www.perforce.com A: no valid signature found
> Dec 18 14:49:02 dc02.rvx.is named[332]: validating @0x6dc28378:
> perforce.com A: no valid signature found
> Dec 18 14:49:02 dc02.rvx.is dhcpd[318]: update failed: NOTAUTH
> Dec 18 14:49:02 dc02.rvx.is logger[15810]: DHCP-DNS Update failed: 22
> Dec 18 14:49:02 dc02.rvx.is dhcpd[318]: execute:
> /usr/local/bin/dhcp-dyndns.sh exit status 5632
> 
> 
> 
> >
> > No, the script uses nsupdate to update the records in AD.
> >
> Aha, ok, then it makes sense that restarting named will fix it. It
> would appear that named goes into some sort of huff.
> 
> 
> >
> > Can you post (or send them to me direct), the script you are using
> > (yes, I know it is the on wiki, but I want to check yours), your
> > dhcpd.conf file and your named.conf file(s)
> >
> Sure.  This is a two-weeks-old setup, and like I said, it works
> initially, then gets into trouble..  I'll send you the config.

Mine has worked for over 5 years ;-)
I will await the files.

Rowland


 


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