banned file types

[Noel Jones]

On 10/20/2014 9:21 AM, Deeztek Support wrote:
> 
> 
> On 10/16/2014 3:56 PM, Deeztek Support wrote:
>> I'm a little confused by the banned file types in amavis and I'm
>> hoping
>> someone can add some insight:
>>
>>
>>
>> Looking into amavis configuration, I see the following entries.
>>
>> Banned files:
>>
>> qr'.\.(exe|vbs|pif|scr|bat|cmd|com|cpl|rtf)$'i
>>
>> I'm assuming the "i" at the end means ban.

The i means case insensitive.  Simply listing them here means they
are banned.

>> If that's correct,
>> could it
>> be written as?
>>
>> [qr'.\.(exe|vbs|pif|scr|bat|cmd|com|cpl|rtf)$'=> 1]
>>
>> and have the same effect?

It would if you also added the i flag.

>>
>> Additionally, the following entry:
>>
>> [ qr'^\.(zip|rar|arc|arj|zoo)$'=> 0 ]
>>
>> I'm assuming that means allow

Yes, the 0 means allow.

>>
>> Now, what does qr'^\. mean 

These are file types as determined by the file(1) command.  This is
supplied by amavisd and will always be lower-case.

>> as opposed to qr'.\.

This is the attachment name supplied in the message.  This may be
mixed case, and/or the file extension may not accurately reflect the
file type.



> Anyone? 


These questions are already answered in the RELEASE_NOTES and the
comments in amavisd.conf and amavisd.conf-sample.  See them for more
details.




  -- Noel Jones