Re: Making Squid 3.1 respect more than one search domain when parsing resolv.conf

From: James Brotchie <brotchie_at_gmail.com>
Date: Thu, 10 Dec 2009 14:17:15 +1000

Never mind me. If I'd read the resolv.conf man page properly this
wouldn't be an issue!

On Thu, Dec 10, 2009 at 11:12, James Brotchie <brotchie_at_gmail.com> wrote:
> Hi,
>
> Currently (as of 3.1.0.14) Squid's inbuilt resolver only respects the
> last domain or search directive in /etc/resolv.conf.
>
> Before each search or domain directive is processed idnsFreeSearchpath
> (in dns_internal.cc) is called, clearing any existing search paths.
> The desired behaviour in our scenario is to append all domain and
> search directives to the list of resolver search paths.
>
> Removing the idnsFreeSearchpath calls at dns_internal.cc:321,331 makes
> squid behave as desired.
>
> Does anyone know the rationale behind throwing away the search path
> prior to processing each resolv.conf directive? Is this simply a
> bug/oversight? Should a configuration option be added at compile time
> or in squid.conf to adjust this behaviour?
>
> EXAMPLE
> =======
> --- start /etc/resolv.conf ---
>
> search nb
> search test.com
> search extra.domain.net
> nameserver 127.0.0.1
>
> --- end /etc/resolv.conf ---
>
> Current squid domain lookup order for www:
> www
> www.extra.domain.net
>
> Squid domain lookup order for www with idnsFreeSearchpath removed:
> www
> www.nb
> www.test.com
> www.extra.domain.net
>
> Regards,
> James Brotchie
>
Received on Thu Dec 10 2009 - 04:17:26 MST

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