Bug#792430: openresolv: Fail if a zone is declared on multiple interfaces.

[Herbert Parentes Fortes Neto (hpfn) <hpfn@ig.com.br>]

Hi,

The same here.

Thibaut please read below.

On Thu, 17 Sep 2015 15:23:19 +0100 Roy Marples <roy@marples.name> wrote:
> Hi
> 
> > When a zone is declared on multiple interfaces (not necessarely same
> > content, but the same name), the configuration generated doesn't work,
> > two entries are provided and this log indicates the failure at bind restart:
> > config: error: /var/lib/bind/resolvconf-zones.conf:23: zone
> > 'example.org': already exists previous definition:
> > /var/lib/bind/resolvconf-zones.conf:16
> > 
> > I think it's the same problem for other resolvers.
> > 
> > Maybe use the first declaration, in interfaces order and drop others ?
> > It's not perfect, but technically, the problem have no solution (if
> > zones are the same, it works perfectly, else, some zone are not reachable).
> > 
> > This problem also affects the version /3.5.2-1/.
> 
 I cannot replicate this.
 Attached is output from a system with two interfaces each of which has
 DNS servers from DHCP, IPv6RA and DHCPv6.
 
 As you can see, the final result is generated perfectly.
 
 uberlaptop2$ resolvconf -l
 # resolv.conf from wm0.dhcp
 # Generated by dhcpcd from wm0.dhcp
 domain marples.name
 search marples.name
 nameserver 10.73.2.1
 
 # resolv.conf from wm0.dhcp6
 # Generated by dhcpcd from wm0.dhcp6
 search marples.name
 nameserver 2a01:348:31:2::1
 
 # resolv.conf from wm0.ra
 # Generated by dhcpcd from wm0.ra
 search marples.name
 nameserver 2a01:348:31:2::1
 
 # resolv.conf from iwn0.dhcp6
 # Generated by dhcpcd from iwn0.dhcp6
 search marples.name
 nameserver 2a01:348:31:2::1
 
 # resolv.conf from iwn0.ra
 # Generated by dhcpcd from iwn0.ra
 search marples.name
 nameserver 2a01:348:31:2::1
 
 uberlaptop2$ resolvconf -v
 DOMAIN='marples.name'
 SEARCH='marples.name'
 NAMESERVERS='10.73.2.1 2a01:348:31:2::1'
 LOCALNAMESERVERS='127.0.0.1'
 DOMAINS='marples.name:10.73.2.1,2a01:348:31:2::1'
 
 uberlaptop2$ cat /etc/resolvconf.conf
 name_servers=127.0.0.1
 unbound_conf=/usr/pkg/etc/unbound/resolvconf.conf

named_options=/tmp/named-resolvconf-options.conf
named_zones=/tmp/named-resolvconf-zones.conf

uberlaptop2$ cat /tmp/named*
# Generated by resolvconf
forward first;
forwarders {
        10.73.2.1;
        2a01:348:31:2::1;
};
# Generated by resolvconf
zone "marples.name" {
        type forward;
        forward first;
        forwarders {
                10.73.2.1;
                2a01:348:31:2::1;
        };
};

uberlaptop2$

Can you post similar output from your system please?
Mail me directly if you don't want it to appear on this public tracker.

Roy


Forwared by
-- 
Herbert Parentes Fortes Neto (hpfn)