Re: [BUG] Default search path used in require_resolvable_fromhost

I've committed this as ab7c2601f0740fac1c3c117e7e5c0a5690348194.

I'm not 100% sure it's a good idea, but I think it's mostly a good
thing.

Charlie - It would be great if you could send patches instead of
"suggestions".

-R


Charlie Brady wrote:
> 
> 
> http://bugs.contribs.org/show_bug.cgi?id=5808
> 
>  Jesper Knudsen      2010-03-01 01:29:10 MST 
> 
> When using the require_resolvable_fromhost plugin for qpsmtpd I noticed 
> that mails from [email protected] was actually getting through 
> this filter. I finally found out that the plugin has a bug that causes it 
> to insert default search path if it cannot find the domain. This means in 
> my case that localhost.localdomain was then tried resolved as 
> localhost.localdomain.swerts-knudsen.dk and since I have a wilcard CNAME 
> was resolved as my public IP.
> 
> Since this plugin is only enabled for public interface the fix is to set 
> the "dnsrch" flag when creating the Net::DNS object.
> 
> In require_resolvable_fromhost:
> my $res = Net::DNS::Resolver->new (
>                                    dnsrch => 0
>                                    );