Re: Reverse lookup and dstdomain in saquid 2.3S1

From: Isabelle Moullet <Isabelle.Moullet@dont-contact.us>
Date: Tue, 7 Mar 2000 11:49:29 +0100

>Clifton Royston wrote:
>>
>> On Tue, Feb 08, 2000 at 03:38:59PM +0100, Isabelle Moullet wrote:
>> > It seems to me, Squid is NOT able to do a reverse lookup when we
>> > define dstdomain in some ACL.
>>
>> I believe the dstdomain ACL is not defined as doing a reverse lookup.
>
>It is.
>
>However, no all directives chan handle lookups properly. IIRC only
>http_access, always_direct and never_direct can handle them. For the
>other ACL based directives to work all information must be available
>within Squids DNS cache.
>
>You can increase the likelyhood that the information is in Squids DNS
>cache by requiring the information in http_access processing, however
>there is still a small race window where it may fail.
>
>You should get what you want if you use the always_direct directive.

No it does not work . It always go through the parent when I enter an
IP URL (http://130.223.27.16) .
The only way I found was to rebuild Squid with --disable-internal-dns.
But it takes some more times in DNS lookups.. and also Squid get
stuck if all dsnservers become busy..
Any idea if that bug is corrected in version STABLE2. ?

>
>Hmm.. have you patched your 2.3.STABLE1? There is a known bug where
>reverse lookups always fails on certain platforms.
>
>See http://www.squid-cache.org/Versions/v2/2.3/bugs/ for the patch, or
>rebuild Squid with --disable-internal-dns.

Which patch do you talk about. Could not find any related one ..

Thanks for the information..
  
Isabelle Moullet
Groupe conseils et etudes
Centre Informatique, UNIL
Route de Chavannes 33
CH 1007 - Lausanne
Tel: 41 21 692 22 23
Fax: 41 21 692 22 05
e-mail: Isabelle.Moullet@ci.unil.ch
Received on Tue Mar 07 2000 - 03:50:35 MST

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