[squid-users] external_acl_type wont work

[Baselsayeh]

 Php wont get stdin for some reason
Squid wont pass any parameter


Baselsayeh wrote
> im using  php just for testing.
> my script after editing:
> http://pastebin.com/AvvZRP9s <http://pastebin.com/AvvZRP9s>  
> and what should squid expect from php script starting?
> Amos Jeffries wrote
>> On 6/03/2016 8:47 a.m., Baselsayeh wrote:
>>> hello
>>> im using external_acl_type with my php script
>>> squid config:
>> 
>>> external_acl_type session children-max=1 %SRC
>>> /home/basel/Desktop/php/php.php -k jj
>>> acl session_login external session LOGIN
>>> acl session_is_active external session CHECK
>>> acl clicked_login_url url_regex -i ^http://www.w3schools.com/
>>> http_access allow clicked_login_url session_login
>>> http_access deny !session_is_active
>>> deny_info 511:/etc/squid/splash.html session_is_active
>> 
>> 
>>> php script: http://pastebin.com/HNL3T1wW
>>> <http://pastebin.com/HNL3T1wW>  
>>> 
>>> nothing gets to php stdin or null values
>>> so whats the problem?
>>> 
>> 
>> 
>> Lets see:
>> 
>> #1 - using PHP. Which is a terrible for Squid helpers. The PP
>> interpreters are optimized for short single runs, Squid helpers a
>> long-term daemons.
>> 
>> #2 - outputting empty line on startup. Will result in (best case)
>> helpers dying constantly with "unexpected response" errors by Squid, or
>> (worst case) incorrect alignment between Squid queries and the helper
>> responses. Resulting in incorrect HTTP behaviour.
>> 
>> #3 - infinite loop. while(1) without any termination/exit/break
>> condition will result in Squid not being able to shutdown the helper for
>> reconfigure and log rotation. Eventually blocking any further traffic
>> through the proxy.
>> 
>> #4 - opening a new stdin FD on each infinite loop cycle. Resulting in a
>> vast number of FD churning over. see #3
>> 
>> #4b - resource leaks. Not closing stdin pointers allocated in #4. see #3
>> 
>> #5 - using the results of fgets() without checking for existence first.
>> Passing EOF/false/null to rtrim() will produce an object. see #3
>> 
>> #6 - using integer-converter comparison to compare strings. ($gg == "").
>> Meet the '===' family of operators in PHP they are your friends.
>> 
>> #7 - using stored-value test on a nil object. Meet isempty(), isset(),
>> is_null() in PHP they are your friends.
>> 
>> ... probably more, but less obvious.
>> 
>> Amos
>> 
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