Re: [squid-users] fedora12_tproxy

From: z fazli <z.fazli124_at_gmail.com>
Date: Sat, 29 Jun 2013 12:54:04 -0700

my squid version is 3.3.2 and made a mistake when discribed

about this part

"localhost.localdomain" is in no way a unique name for your proxy.

what is the problem? how can I solve it ? I followed steps from squid
site and can not understand what is going wrong . can you help more?

On 6/28/13, Amos Jeffries <squid3_at_treenet.co.nz> wrote:
> On 29/06/2013 3:36 a.m., z fazli wrote:
>> hi
>>
>> I have fedora 12 that upgraded it's kernel to 2.6.37 , and iptables
>> 1.4.19 , i installed squid 3.2.2 in tproxy mod on it use steps from
>> this link
>>
>> http://wiki.squid-cache.org/Features/Tproxy4#Feature:_TPROXY_version_4.1.2B-_Support
>>
>> everything seems ok but when I run squid and insert url in browser get
>> this message
>>
>>
>> ERROR
>> The requested URL could not be retrieved
>>
>> The following error was encountered while trying to retrieve the URL:
>> http://google.com/
>>
>> Access Denied.
>>
>> Access control configuration prevents your request from being allowed
>> at this time. Please contact your service provider if you feel this is
>> incorrect.
>>
>> Your cache administrator is webmaster.
>>
>> Generated Tue, 25 Jun 2013 12:34:53 GMT by localhost.localdomain
>> (squid/3.3.2)
>
> You say you installed 3.2.2 but some Squid-3.3.2 is responding to you.
> Are you sure this is a message from your Squid?
>
>> and in terminal this message :
>>
>> 2013/06/26 14:55:35| WARNING: Forwarding loop detected for:
>> POST
>> /safebrowsing/downloads?client=navclient-auto-ffox&appver=3.5.4&pver=2.2&wrkey=AKEgNivruGNaM449DFDdRiYv81wyGtp5gMSMU4fMMS_g2YKGXmFhYZxbsymSyj14q22Xr7_cCx0nRwFKaCNyKKvMEev0WhcpRg==
>> HTTP/1.1
>> Host: safebrowsing.clients.google.com
>> User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.4)
>> Gecko/20091027 Fedora/3.5.4-1.fc12 Firefox/3.5.4
>> Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
>> Accept-Language: en-us,en;q=0.5
>> Accept-Encoding: gzip,deflate
>> Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7
>> Content-Length: 110
>> Content-Type: text/plain
>> Cookie:
>> PREF=ID=1b085458083db40f:U=8d54b4985abb086f:FF=0:TM=1371881983:LM=1371882262:S=gjQlM4Sqrueu3KHq;
>> NID=67=YXYmGeg68fPjuU2-QOne46eStjqotGcE0AZTiWmbRXT2klqJYDLayVduleh1HnEFN-CyfZSTsgJABBKwm3dAP3Cvxi8_yZRnIE5zQSYScyHMc03Tz-37Mu8vur3WU4yH
>> Via: 1.1 localhost.localdomain (squid/3.3.2)
>> X-Forwarded-For: 10.1.110.83
>> Cache-Control: max-age=0
>> Connection: keep-alive
> <snip>
>> also this in my squid access log
>>
>> 1372164328.471 0 10.1.110.83 TCP_MISS/403 4642 POST
>> http://safebrowsing.clients.google.com/safebrowsing/downloads? -
>> HIER_NONE/- text/html
>> 1372164328.471 3 10.1.110.83 TCP_MISS/403 4725 POST
>> http://safebrowsing.clients.google.com/safebrowsing/downloads? -
>> HIER_DIRECT/10.1.110.83 text/html
> <snip>
>> what is the problem?
>
> The DNS records for "safebrowsing.clients.google.com" (aka DIRECT) tell
> Squid that safebrowsing.clients.google.com is located at 10.1.110.83 ...
>
> ... take a guess.
>
> Secondly. The whole purpose of having a hostname assigned to each
> machine is to allow automated systems like forwarding loop detection to
> determine the difference between any two hosts on the *entire* Internet.
> Combining the host name with the site domain name produces a FQDN which
> is unique. "localhost.localdomain" is in no way a unique name for your
> proxy.
>
> Amos
>
Received on Sat Jun 29 2013 - 19:54:16 MDT

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