[Dnsmasq-discuss] dhcp-fqdn bug

[Geert Stappers]

On Sat, Apr 01, 2023 at 11:56:31AM +0300, 0zl wrote:
> On 4/1/23 01:18, Simon Kelley wrote:
> > On 30/03/2023 22:00, 0zl wrote:
> > > Greetings,
> > > 
> > > I believe this might be a bug in dnsmasq. When using the shorthand
> > > `domain=mydomain.com,local` and `dhcp-fqdn`, dnsmasq fails with:
> > > 
> > > `there must be a default domain when --dhcp-fqdn is set`
> > > 
> > > I'm not sure if this is intended behavior or not, but from what I
> > > could gather this shouldn't happen.
> > > 
> > 
> > You're possibly a victim of dnsmasq's over-complex configuration syntax.
> > 
> > The error is `there must be a default domain when --dhcp-fqdn is set`
> > which is true. By default domain it means a domain which doesn't apply
> > only to hosts with an address in a particular address range.
> > 
> > The problem is that -domain=mydomain.com,local is being parsed by the
> > dnsmasq code as being a domain which only applies to hosts which have an
> > address in the same range as a network interface called "local". That's
> > not a default domain, hence the problem.
> > 
> > I doubt that's what you intended your domain option to mean, but it's
> > not clear what you are trying to do here: the "local" keyword only makes
> > sense in a domain declaration which includes an address range.
> > 
> > If you let us know what you are behaviour you want, we can tell you how
> > to configure dnsmasq to get it.
> > 
> What I intended to do was:
> 
>     domain=mydomain.com
>     local=/mydomain.com/
> 
> I wanted to have this be done in a single line so I simply did
> domain=mydomain,local which I thought was the equivalent of the above.

Thanks for reporting you got it working.


Groeten
Geert Stappers
-- 
Silence is hard to parse