[Owasp-modsecurity-core-rule-set] CRS Directory Format Question

[Tom Brennan]

+5 hit points

Sent from a mobile device

On Apr 14, 2011, at 9:00 AM, Ryan Barnett <RBarnett at trustwave.com> wrote:

> Any comments on this approach?  Good idea?
> 
> -Ryan
> 
> 
> From: Ryan Barnett <rbarnett at trustwave.com<mailto:rbarnett at trustwave.com>>
> Date: Tue, 12 Apr 2011 09:57:24 -0500
> To: "owasp-modsecurity-core-rule-set at lists.owasp.org<mailto:owasp-modsecurity-core-rule-set at lists.owasp.org>" <owasp-modsecurity-core-rule-set at lists.owasp.org<mailto:owasp-modsecurity-core-rule-set at lists.owasp.org>>
> Subject: CRS Directory Format Question
> 
> The current OWASP CRS archive has a number of directories that hold different rules -
> 
> *   base_rules
> *   optional_rules
> *   slr_rules
> *   experimental_rules
> 
> I am thinking that most ModSecurity users want to use Apache Include wild-carding when activating rulesets -
> 
> <IfModule security2_module>
>               Include conf/modsecurity_crs/*.conf
>               Include conf/modsecurity_crs/base_rules/*.conf
> </IfModule>
> 
> While this is certainly convenient, this does cause a problem.  The various rules files have a numbering scheme whose purpose to to help ensure that the rules file are executed in the proper order when wild-carding with includes.  Activating these rules are challenging when separated into the different directories.
> 
> <IfModule security2_module>
>               Include conf/modsecurity_crs/*.conf
>               Include conf/modsecurity_crs/base_rules/*.conf
>               Include conf/modsecurity_crs/optional_rules/*.conf
> 
> </IfModule>
> 
> So, what I am thinking is that we should add an empty directory called -
> 
> *   activated_rules
> 
> The sole purpose of this directory would be for the local Admin to copy all files that they want to run into that one directory.  When they do this, then the file name numbering scheme will work and it will allow for easier Include wild-carding -
> 
> <IfModule security2_module>
>               Include conf/modsecurity_crs/*.conf
>               Include conf/modsecurity_crs/activated_rules/*.conf
> </IfModule>
> 
> How does this approach sound to everyone?
> 
> -Ryan
> 
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