[Samba] Reverse domain

[Rowland Penny]

On 03/09/15 21:38, Robert Moskowitz wrote:
> How is the reversed domain handled, or is it not.  Rowland, you did 
> not have that in your sample you cobbled together.
>
> In /usr/share/samba/setup/named.conf there is:
>
> zone "123.168.192.in-addr.arpa" in {
>         type master;
>         file "123.168.192.in-addr.arpa.zone";
>         update-policy {
>                 grant ${REALM_WC} wildcard *.123.168.192.in-addr.arpa. 
> PTR;
>         };
> };
>
> But that raises more questions than answers.
>
>
>

First and foremost, I am sure I have already told you this, you must 
create the reverse zone, it is not created for you, use samba-tool.

You do not add the reverse zone to the name flat files it goes in AD.

And finally, the dhcp set up you say I 'cobbled together' works, it 
leads to logs like this:

Sep  3 20:49:38 dc01 dhcpd: Commit: IP: 192.168.0.119 DHCID: 
1:84:a6:c8:3b:da:7b Name: ThinkPad
Sep  3 20:49:38 dc01 dhcpd: execute_statement argv[0] = 
/usr/local/sbin/dhcp-dyndns.sh
Sep  3 20:49:38 dc01 dhcpd: execute_statement argv[1] = add
Sep  3 20:49:38 dc01 dhcpd: execute_statement argv[2] = 192.168.0.119
Sep  3 20:49:38 dc01 dhcpd: execute_statement argv[3] = 1:84:a6:c8:3b:da:7b
Sep  3 20:49:38 dc01 dhcpd: execute_statement argv[4] = ThinkPad
Sep  3 20:49:39 dc01 named[29751]: samba_dlz: starting transaction on 
zone example.com
Sep  3 20:49:39 dc01 named[29751]: samba_dlz: allowing update of 
signer=dhcpduser\@EXAMPLE.COM name=ThinkPad.example.com 
tcpaddr=127.0.0.1 type=A key=361144448.sig-dc01.example.com/160/0
Sep  3 20:49:39 dc01 named[29751]: samba_dlz: allowing update of 
signer=dhcpduser\@EXAMPLE.COM name=ThinkPad.example.com 
tcpaddr=127.0.0.1 type=A key=361144448.sig-dc01.example.com/160/0
Sep  3 20:49:39 dc01 named[29751]: client 127.0.0.1#38551/key 
dhcpduser\@EXAMPLE.COM: updating zone 'example.com/NONE': deleting rrset 
at 'ThinkPad.example.com' A
Sep  3 20:49:39 dc01 named[29751]: samba_dlz: subtracted rdataset 
ThinkPad.example.com 
'ThinkPad.example.com.#0113600#011IN#011A#011192.168.0.119'
Sep  3 20:49:39 dc01 named[29751]: client 127.0.0.1#38551/key 
dhcpduser\@EXAMPLE.COM: updating zone 'example.com/NONE': adding an RR 
at 'ThinkPad.example.com' A
Sep  3 20:49:39 dc01 named[29751]: samba_dlz: added rdataset 
ThinkPad.example.com 
'ThinkPad.example.com.#0113600#011IN#011A#011192.168.0.119'
Sep  3 20:49:40 dc01 named[29751]: samba_dlz: committed transaction on 
zone example.com
Sep  3 20:49:40 dc01 named[29751]: samba_dlz: starting transaction on 
zone 0.168.192.in-addr.arpa
Sep  3 20:49:40 dc01 named[29751]: samba_dlz: allowing update of 
signer=dhcpduser\@EXAMPLE.COM name=119.0.168.192.in-addr.arpa 
tcpaddr=127.0.0.1 type=PTR key=2712376528.sig-dc01.example.com/160/0
Sep  3 20:49:40 dc01 named[29751]: samba_dlz: allowing update of 
signer=dhcpduser\@EXAMPLE.COM name=119.0.168.192.in-addr.arpa 
tcpaddr=127.0.0.1 type=PTR key=2712376528.sig-dc01.example.com/160/0
Sep  3 20:49:40 dc01 named[29751]: client 127.0.0.1#39585/key 
dhcpduser\@EXAMPLE.COM: updating zone '0.168.192.in-addr.arpa/NONE': 
deleting rrset at '119.0.168.192.in-addr.arpa' PTR
Sep  3 20:49:40 dc01 named[29751]: samba_dlz: subtracted rdataset 
119.0.168.192.in-addr.arpa 
'119.0.168.192.in-addr.arpa.#0113600#011IN#011PTR#011ThinkPad.example.com.'
Sep  3 20:49:40 dc01 named[29751]: client 127.0.0.1#39585/key 
dhcpduser\@EXAMPLE.COM: updating zone '0.168.192.in-addr.arpa/NONE': 
adding an RR at '119.0.168.192.in-addr.arpa' PTR
Sep  3 20:49:40 dc01 named[29751]: samba_dlz: added rdataset 
119.0.168.192.in-addr.arpa 
'119.0.168.192.in-addr.arpa.#0113600#011IN#011PTR#011ThinkPad.example.com.'
Sep  3 20:49:40 dc01 named[29751]: samba_dlz: committed transaction on 
zone 0.168.192.in-addr.arpa
Sep  3 20:49:40 dc01 logger: DHCP-DNS Update succeeded

Rowland